Weather observations for the past three days for
Chester County Airport
Metric (Imperial)
Date Time (edt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
19 16:35 NW 31 G 39 16.09 Mostly Cloudy SCT070 BKN090 25.6 11.2 41% 26 75.54 0.0
19 16:15 NW 24 G 33 14.48 A Few Clouds FEW090 25.8 11.4 41% 26 75.54 0.0
19 15:55 NW 24 G 41 14.48 Mostly Cloudy FEW065 BKN080 25.1 11.7 43% 26 75.54 0.0
19 15:35 NW 28 G 39 14.48 Partly Cloudy FEW060 SCT080 25.6 11.7 42% 26 75.57 0.0
19 15:15 W 22 14.48 Partly Cloudy SCT060 25.3 12.3 44% 26 75.57 0.0
19 14:55 NW 26 G 39 16.09 Mostly Cloudy SCT060 BKN360 25.4 12.3 44% 26 75.57 0.0
19 14:35 NW 20 14.48 Partly Cloudy SCT060 24.9 12.1 45% 26 75.57 0.0
19 14:15 W 28 14.48 Mostly Cloudy BKN060 BKN350 24.4 11.7 45% 26 75.57 0.0
19 13:55 W 19 G 35 14.48 Partly Cloudy FEW055 SCT310 SCT370 24.7 12 24.8 19.6 45% 26 75.57 0.0
19 13:35 NW 17 14.48 Mostly Cloudy FEW050 SCT290 SCT340 BKN380 24.1 12.1 47% 25 75.59 0.0
19 13:15 NW 24 14.48 Mostly Cloudy FEW050 SCT270 BKN330 23.3 11.7 48% 75.59 0.0
19 12:55 W 17 14.48 Partly Cloudy FEW050 SCT270 SCT330 SCT350 23.1 12.4 51% 75.59 0.0
19 12:35 N 13 G 28 14.48 A Few Clouds FEW310 23.1 12.2 50% 75.59 0.0
19 12:15 NW 15 14.48 Mostly Cloudy FEW260 SCT330 BKN370 23.1 12.5 51% 75.62 0.0
19 11:55 W 11 14.48 Partly Cloudy FEW270 SCT330 SCT370 22.2 12.3 54% 75.62 0.0
19 11:35 NW 13 14.48 Partly Cloudy FEW330 SCT360 22.2 12.3 54% 75.64 0.0
19 11:15 NW 20 14.48 Partly Cloudy FEW310 SCT350 21.3 12.3 57% 75.64 0.0
19 10:55 NW 15 14.48 Partly Cloudy FEW260 SCT320 20.9 11.9 57% 75.64 0.0
19 10:35 NW 20 14.48 Partly Cloudy FEW230 SCT290 SCT310 21 12.1 57% 75.64 0.0
19 10:15 NW 15 16.09 Partly Cloudy FEW290 SCT340 20.8 11.8 57% 75.67 0.0
19 09:55 NW 20 14.48 Partly Cloudy FEW290 SCT330 SCT360 20.5 11.6 57% 75.67 0.0
19 09:35 NW 17 14.48 A Few Clouds FEW290 20.8 11.9 57% 75.67 0.0
19 09:15 NW 17 14.48 Partly Cloudy FEW090 SCT310 20.4 11.6 57% 75.67 0.0
19 08:55 W 19 14.48 Mostly Cloudy SCT090 BKN330 20.4 12 59% 75.69 0.0
19 08:35 W 15 14.48 Mostly Cloudy BKN090 20 11.8 59% 75.67 0.0
19 08:15 W 11 14.48 Overcast OVC085 19.8 12.4 63% 75.69 0.0
19 07:55 W 11 12.87 Overcast OVC085 19.4 12.8 23.4 18.7 66% 75.67 0.0
19 07:35 W 7 12.87 Mostly Cloudy BKN085 19.3 13.2 68% 75.67 0.0
19 07:15 Vrbl 6 12.87 Fair CLR 19 13.2 69% 75.64 0.0
19 06:55 NW 13 11.27 Fair CLR 19.2 12.3 64% 75.62 0.0
19 06:35 NW 17 12.87 Fair CLR 19.3 12.1 63% 75.62 0.0
19 06:15 NW 19 12.87 Fair CLR 19.4 12.1 63% 75.59 0.0
19 05:55 NW 17 14.48 A Few Clouds FEW170 19.5 12.6 65% 75.57 0.0
19 05:35 NW 17 12.87 A Few Clouds FEW043 19.4 13.4 68% 75.57 0.0
19 05:15 NW 13 14.48 Partly Cloudy FEW043 SCT130 20.1 13.2 65% 75.54 0.0
19 04:55 NW 15 16.09 Mostly Cloudy FEW047 BKN130 20.6 13 62% 75.51 0.0
19 04:35 N 15 16.09 Overcast OVC130 20.8 13.1 62% 75.54 0.0
19 04:15 NW 17 16.09 Overcast OVC130 21.2 13.1 60% 75.51 0.0
19 03:55 NW 20 16.09 Overcast BKN130 OVC180 21.7 13.6 60% 75.51 0.0
19 03:35 NW 22 16.09 Overcast OVC130 21.9 14.3 62% 75.54 0.0
19 03:15 NW 17 G 31 16.09 Overcast BKN130 OVC180 22.4 14.6 61% 75.54 0.0
19 02:55 W 15 16.09 Overcast BKN130 OVC180 22.5 15.1 63% 75.51 0.0
19 02:35 W 15 16.09 Overcast FEW049 BKN130 OVC180 23.1 14.7 59% 75.51 0.0
19 02:15 W 11 16.09 Overcast OVC190 23.1 14.8 60% 75.49 0.0
19 01:55 W 9 16.09 Overcast FEW140 OVC180 23.5 14.5 25.3 23.5 57% 75.46 0.0
19 01:35 W 11 16.09 Overcast SCT140 OVC180 23.6 14.4 56% 75.46 0.0
19 01:15 W 15 16.09 Mostly Cloudy BKN140 BKN190 23.6 14.2 56% 75.46 0.0
19 00:55 W 20 G 31 16.09 Mostly Cloudy BKN160 BKN180 23.8 14.1 55% 75.44 0.0
19 00:35 W 20 G 33 16.09 Overcast OVC170 24.1 14 53% 25 75.41 0.0
19 00:15 W 19 G 31 16.09 Overcast OVC160 24.1 13.9 53% 25 75.41 0.0
18 23:55 W 19 16.09 Overcast OVC170 24 13.5 52% 25 75.44 0.0
18 23:35 W 15 16.09 Mostly Cloudy BKN170 23.6 13.6 54% 75.41 0.0
18 23:15 W 11 16.09 Fair CLR 23.7 13.5 53% 75.41 0.0
18 22:55 W 15 16.09 Fair CLR 23.9 13.6 53% 25 75.41 0.0
18 22:35 W 13 16.09 Fair CLR 24 13.9 53% 25 75.41 0.0
18 22:15 W 11 16.09 Fair CLR 24 13.9 53% 25 75.39 0.0
18 21:55 W 15 16.09 Fair CLR 24.2 13.9 53% 25 75.39 0.0
18 21:35 SW 9 16.09 Fair CLR 24.2 13.9 53% 25 75.34 0.0
18 21:15 W 17 16.09 Fair CLR 24.5 13.7 51% 26 75.31 0.0
18 20:55 W 15 16.09 Fair CLR 24.7 13.7 50% 26 75.31 0.0
18 20:35 W 15 16.09 Fair CLR 24.8 13.9 51% 26 75.29 0.0
18 20:15 W 13 16.09 Fair CLR 25 14 51% 26 75.29 0.0
18 19:55 W 13 G 30 16.09 Fair CLR 25.6 14.2 29.1 25.6 49% 26 75.29 0.0
18 19:35 SW 17 G 28 16.09 Fair CLR 25.9 14.3 49% 26 75.26 0.0
18 19:15 W 19 G 30 16.09 Fair CLR 26.1 14.4 49% 27 75.23 0.0
18 18:55 W 15 G 37 16.09 Fair CLR 26.6 14.8 48% 27 75.23 0.0
18 18:35 W 22 G 33 16.09 Fair CLR 26.6 15.4 50% 27 75.21 0.0
18 18:15 W 26 G 41 16.09 Fair CLR 26.8 15.9 51% 27 75.21 0.0
18 17:55 W 19 G 33 16.09 Fair CLR 27 16.6 53% 28 75.21 0.0
18 17:35 W 24 G 35 16.09 Fair CLR 27.2 16.4 52% 28 75.18 0.0
18 17:15 W 30 G 39 16.09 Fair CLR 27.5 16 50% 28 75.18 0.0
18 16:55 W 28 G 43 16.09 A Few Clouds FEW280 27.4 16.6 52% 28 75.18 0.0
18 16:35 W 26 G 46 16.09 A Few Clouds FEW055 27.6 16.6 51% 28 75.18 0.0
18 16:15 W 26 G 39 16.09 A Few Clouds FEW260 28.1 17 51% 29 75.18 0.0
18 15:55 W 26 G 48 16.09 A Few Clouds FEW049 28.1 17 51% 29 75.18 0.0
18 15:35 W 24 G 59 16.09 A Few Clouds FEW048 28.7 17.9 52% 30 75.16 0.0
18 15:15 W 20 G 48 16.09 Partly Cloudy FEW049 SCT060 28.7 18.8 55% 30 75.16 0.0
18 14:55 W 28 G 48 16.09 A Few Clouds FEW046 28.6 19.4 58% 30 75.16 0.0
18 14:35 W 22 G 46 16.09 Partly Cloudy FEW045 SCT310 28.3 19.6 59% 30 75.16 0.0
18 14:15 W 26 G 44 16.09 A Few Clouds FEW310 28.1 20 61% 30 75.16 0.0
18 13:55 SW 24 G 35 16.09 A Few Clouds FEW290 27.7 20.3 27.7 21.2 64% 29 75.13 0.0 0.03
18 13:35 W 19 G 37 16.09 Partly Cloudy FEW290 SCT370 26.6 20 67% 28 75.16 0.0
18 13:15 SW 17 G 33 16.09 Fair CLR 26.5 20.4 69% 28 75.18 0.0
18 12:55 SW 17 G 28 16.09 A Few Clouds FEW310 26.1 20.7 72% 28 75.18 0.0
18 12:35 W 13 16.09 Partly Cloudy FEW270 SCT310 25.3 20.9 77% 26 75.21 0.0
18 12:15 SW 19 G 39 16.09 Partly Cloudy FEW250 SCT320 SCT340 24.1 20.4 80% 25 75.21 0.0
18 11:55 Vrbl 11 16.09 Partly Cloudy FEW250 SCT340 23.6 20.9 85% 75.23 0.0
18 11:35 Vrbl 7 16.09 Partly Cloudy SCT110 SCT240 22.4 20.6 90% 75.21 0.0
18 11:15 Vrbl 6 16.09 Overcast FEW070 BKN110 OVC130 21.4 20.2 93% 75.16 0.0
18 10:55 W 13 9.66 Light Rain Fog/Mist FEW046 BKN085 OVC120 21.3 20.3 94% 75.23 0.0 0.03 0.03
18 10:35 W 20 G 30 11.27 Light Rain FEW046 SCT090 BKN110 21.7 20.3 92% 75.36 0.0 0.03
18 10:15 Vrbl 9 12.87 Partly Cloudy FEW046 SCT120 SCT350 22.6 20.6 89% 75.26 0.0
18 09:55 S 11 16.09 Mostly Cloudy FEW075 SCT095 BKN130 22.1 20.5 91% 75.23 0.0
18 09:35 Vrbl 9 16.09 Overcast FEW090 OVC120 21.8 20.5 92% 75.29 0.0
18 09:15 SW 15 8.05 Light Rain Fog/Mist BKN090 OVC120 22.1 20.4 90% 75.34 0.0
18 08:55 Vrbl 9 16.09 Mostly Cloudy SCT100 BKN130 23 20.7 87% 75.36 0.0
18 08:35 Vrbl 7 11.27 Light Rain FEW048 BKN100 BKN110 22.9 21.2 90% 75.36 0.0
18 08:15 Vrbl 9 14.48 Light Rain FEW090 OVC110 22.6 21.1 91% 75.34 0.0
18 07:55 Vrbl 11 16.09 Overcast OVC110 22.4 21.2 22.4 20.5 93% 75.34 0.0
18 07:35 Vrbl 7 16.09 Overcast OVC110 22 21.2 95% 75.31 0.0
18 07:15 Vrbl 11 16.09 Overcast OVC110 21.6 21.1 97% 75.31 0.0
18 06:55 Vrbl 7 16.09 Overcast OVC110 21.4 21.1 98% 75.34 0.0
18 06:35 Vrbl 9 16.09 Overcast OVC110 21.3 21 98% 75.34 0.0
18 06:15 Vrbl 9 16.09 Overcast OVC110 21.2 20.8 98% 75.36 0.0
18 05:55 Vrbl 7 14.48 Overcast OVC120 20.8 20.6 99% 75.39 0.0
18 05:35 Vrbl 7 12.87 Overcast BKN120 OVC140 20.6 20.5 99% 75.39 0.0
18 05:15 Vrbl 7 16.09 Overcast OVC120 20.5 20.2 98% 75.39 0.0
18 04:55 Calm 16.09 Overcast OVC120 20.5 20.1 98% 75.41 0.0
18 04:35 Vrbl 6 16.09 Overcast OVC120 20.6 20 96% 75.41 0.0
18 04:15 Vrbl 6 12.87 Light Rain BKN100 20.6 19.8 95% 75.44 0.0
18 03:55 Vrbl 7 16.09 Overcast OVC110 20.8 19.5 92% 75.49 0.0
18 03:35 Vrbl 7 14.48 Overcast OVC110 20.8 19.5 92% 75.51 0.0
18 03:15 Vrbl 6 16.09 Overcast BKN100 OVC130 20.8 19.3 91% 75.54 0.0
18 02:55 Vrbl 6 16.09 Overcast OVC100 20.8 19.3 91% 75.57 0.0
18 02:35 Vrbl 7 16.09 Overcast FEW090 OVC110 20.9 19.4 91% 75.57 0.0
18 02:15 Vrbl 6 16.09 Overcast OVC120 20.9 19.4 91% 75.59 0.0
18 01:55 Vrbl 7 16.09 Overcast OVC130 20.9 19.5 23.1 20.7 92% 75.59 0.0
18 01:35 Vrbl 7 12.87 Overcast BKN140 OVC160 20.9 19.6 92% 75.59 0.0
18 01:15 Vrbl 6 16.09 Overcast OVC150 21 19.8 93% 75.62 0.0
18 00:55 Vrbl 7 16.09 Overcast FEW100 OVC150 21.1 20 93% 75.64 0.0
18 00:35 Vrbl 7 16.09 Overcast FEW100 OVC150 21.1 20 93% 75.64 0.0
18 00:15 Vrbl 7 16.09 Overcast OVC160 21.1 19.9 93% 75.64 0.0
17 23:55 Vrbl 6 16.09 Overcast BKN170 OVC190 20.9 20.1 95% 75.67 0.0
17 23:35 Vrbl 7 16.09 Overcast OVC190 20.7 19.9 95% 75.67 0.0
17 23:15 Calm 16.09 Mostly Cloudy FEW095 BKN200 20.9 19.9 94% 75.67 0.0
17 22:55 SE 6 16.09 Overcast OVC095 21 19.6 92% 75.64 0.0
17 22:35 SE 7 16.09 Overcast FEW075 OVC100 21 19.4 91% 75.64 0.0
17 22:15 S 7 16.09 Overcast BKN070 OVC090 21.2 19.3 89% 75.67 0.0
17 21:55 Vrbl 6 16.09 Mostly Cloudy BKN085 21.3 18.8 86% 75.67 0.0
17 21:35 SE 6 16.09 Partly Cloudy SCT090 21.2 18.3 84% 75.64 0.0
17 21:15 Vrbl 6 16.09 Fair CLR 21.3 18.3 83% 75.62 0.0
17 20:55 Vrbl 6 16.09 Fair CLR 22 18 78% 75.62 0.0
17 20:35 Vrbl 9 16.09 A Few Clouds FEW100 22.3 17.6 75% 75.62 0.0
17 20:15 Vrbl 9 16.09 Partly Cloudy SCT110 22.9 17.5 72% 75.64 0.0
17 19:55 SE 7 16.09 Mostly Cloudy FEW085 BKN110 23.4 17.4 26.5 23.4 69% 75.64 0.0
17 19:35 Vrbl 7 16.09 Overcast SCT080 OVC110 23.7 17.2 67% 75.64 0.0
17 19:15 S 7 16.09 Mostly Cloudy SCT090 BKN110 24 17.8 68% 25 75.64 0.0
17 18:55 Vrbl 9 16.09 Mostly Cloudy SCT055 SCT070 BKN095 24.9 17.9 65% 26 75.64 0.0
17 18:35 Vrbl 11 16.09 Partly Cloudy SCT060 25.6 17.8 62% 27 75.62 0.0
17 18:15 Vrbl 6 16.09 Fair CLR 26.2 15.1 50% 27 75.59 0.0
17 17:55 Vrbl 7 16.09 Partly Cloudy SCT100 26.2 15.6 52% 27 75.59 0.0
17 17:35 Vrbl 9 16.09 Partly Cloudy SCT100 25.5 15.2 53% 26 75.62 0.0
17 17:15 Vrbl 7 16.09 Partly Cloudy SCT110 26 15.9 54% 27 75.62 0.0
17 16:55 Vrbl 6 16.09 Mostly Cloudy BKN080 26.3 15.9 53% 27 75.62 0.0
17 16:35 Vrbl 6 16.09 Overcast OVC080 24.9 15 54% 26 75.62 0.0
17 16:15 Vrbl 11 16.09 Mostly Cloudy FEW050 BKN070 25.3 15.2 54% 26 75.64 0.0
17 15:55 SW 13 16.09 Partly Cloudy SCT055 SCT070 25.9 16.3 56% 27 75.64 0.0
17 15:35 SW 6 16.09 Mostly Cloudy FEW055 SCT070 BKN090 25.9 15.9 54% 27 75.64 0.0
17 15:15 Vrbl 6 16.09 Mostly Cloudy FEW050 BKN090 BKN110 24.5 15.7 58% 26 75.64 0.0
17 14:55 S 11 G 30 16.09 A Few Clouds FEW049 25.8 16.1 55% 27 75.64 0.0
17 14:35 Vrbl 9 16.09 Mostly Cloudy FEW049 SCT065 BKN110 25.8 16.2 55% 27 75.64 0.0
17 14:15 Vrbl 7 16.09 Overcast FEW065 OVC100 24.4 16 60% 26 75.64 0.0
17 13:55 Vrbl 6 16.09 Overcast SCT044 OVC100 24.1 16.2 24.8 17.6 61% 25 75.64 0.0
17 13:35 Vrbl 9 16.09 Overcast FEW040 SCT047 SCT070 OVC100 24.5 17 63% 26 75.67 0.0
17 13:15 Calm 16.09 Overcast FEW036 SCT048 BKN070 BKN090 OVC110 23.9 17.4 67% 25 75.72 0.0
17 12:55 S 11 16.09 Mostly Cloudy SCT034 SCT270 SCT300 BKN330 BKN380 24.4 17.7 66% 25 75.67 0.0
17 12:35 Vrbl 7 16.09 Mostly Cloudy SCT031 BKN310 24.8 18.4 68% 26 75.64 0.0
17 11:35 S 13 16.09 Mostly Cloudy SCT031 SCT044 BKN095 23.8 18 70% 75.72 0.0
17 11:15 Vrbl 11 16.09 Mostly Cloudy FEW027 SCT034 SCT041 BKN130 BKN380 23.7 18 71% 75.74 0.0
17 10:35 S 9 16.09 Mostly Cloudy BKN130 22.6 17.5 73% 75.74 0.0
17 10:15 Vrbl 9 16.09 Mostly Cloudy BKN140 22 16.9 73% 75.74 0.0
17 08:55 Vrbl 7 16.09 Fair CLR 19.9 16.3 80% 75.77 0.0
17 08:15 Vrbl 7 16.09 Fair CLR 18 16.3 90% 75.77 0.0
17 07:55 S 6 16.09 A Few Clouds FEW200 17.4 16.7 17.4 14.1 96% 75.77 0.0
17 07:15 Calm 14.48 Fair CLR 16.1 16.1 100% 75.77 0.0
17 06:15 Calm 4.83 Fog/Mist SCT050 SCT070 15.4 15.4 100% 75.74 0.0
17 05:15 Calm 0.40 Fog VV002 15.4 15.4 100% 75.72 0.0
17 04:35 Calm 14.48 Overcast SCT005 OVC170 14.7 14.7 100% 75.72 0.0
17 03:55 Calm 11.27 Mostly Cloudy BKN100 BKN260 14.1 14.1 100% 75.72 0.0
17 03:35 Calm 12.87 Partly Cloudy FEW100 SCT260 14.4 14.4 100% 75.72 0.0
17 03:15 Calm 11.27 A Few Clouds FEW100 14.4 14.4 100% 75.72 0.0
17 02:55 Calm 9.66 Fog/Mist FEW190 SCT270 14.4 14.4 100% 75.72 0.0
17 02:35 Calm 12.87 Overcast FEW190 OVC270 14.5 14.5 100% 75.74 0.0
17 02:15 Calm 6.44 Fog/Mist SCT260 14.6 14.6 100% 75.74 0.0
17 01:55 Calm 12.87 A Few Clouds FEW270 14.9 14.9 20.1 14.5 100% 75.77 0.0
17 01:35 Calm 6.44 Fog/Mist FEW270 15 15 100% 75.77 0.0
17 01:15 Calm 12.87 Fair CLR 15 15 100% 75.77 0.0
17 00:55 Calm 14.48 Fair CLR 14.5 14.5 100% 75.79 0.0
17 00:35 Calm 14.48 Fair CLR 14.6 14.6 100% 75.79 0.0
17 00:15 Calm 14.48 Partly Cloudy SCT220 15.1 14.8 98% 75.79 0.0
16 23:55 Calm 16.09 A Few Clouds FEW210 15.8 14.7 93% 75.79 0.0
16 23:35 Calm 16.09 A Few Clouds FEW200 16.1 14.9 93% 75.79 0.0
16 23:15 Calm 16.09 Partly Cloudy SCT200 16.4 14.6 89% 75.79 0.0
16 22:55 Calm 16.09 Partly Cloudy SCT210 16.5 13.4 82% 75.82 0.0
16 22:35 Calm 16.09 Mostly Cloudy BKN220 BKN240 16.4 11.9 75% 75.82 0.0
16 22:15 Calm 16.09 A Few Clouds FEW220 16.5 11.3 72% 75.82 0.0
16 21:55 Calm 16.09 Fair CLR 17.5 9.6 60% 75.82 0.0
16 21:35 Calm 16.09 Fair CLR 16.9 9.3 61% 75.79 0.0
16 21:15 Calm 16.09 Fair CLR 17.3 9 58% 75.79 0.0
16 20:55 Calm 16.09 A Few Clouds FEW290 17.7 9.4 58% 75.79 0.0
16 20:35 Calm 16.09 A Few Clouds FEW290 18.1 9.9 59% 75.79 0.0
16 20:15 Calm 16.09 Fair CLR 18.8 10.9 60% 75.79 0.0
16 19:55 Calm 16.09 Fair CLR 20.1 9.1 22.7 20 49% 75.79 0.0
16 19:35 Calm 16.09 Fair CLR 20.4 8.6 47% 75.79 0.0
16 19:15 Calm 16.09 Fair CLR 21 8.5 45% 75.79 0.0
16 18:55 Calm 16.09 Fair CLR 21.5 7.9 42% 75.77 0.0
16 18:35 Vrbl 6 16.09 Fair CLR 21.7 7.6 40% 75.77 0.0
16 18:15 Calm 16.09 Fair CLR 21.7 8.4 43% 75.77 0.0
16 17:55 Vrbl 9 16.09 A Few Clouds FEW240 21.9 7.6 40% 75.77 0.0
16 17:35 Vrbl 6 16.09 Fair CLR 22.2 7.5 39% 75.77 0.0
16 17:15 Vrbl 7 16.09 Fair CLR 22.1 7.2 38% 75.77 0.0
16 16:55 S 9 16.09 Fair CLR 22 8.5 42% 75.79 0.0
Date Time (edt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)