Weather observations for the past three days for
Graham, Graham Municipal Airport
Metric (Imperial)
Date Time (cdt) 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.
11 10:15 S 26 G 39 16.09 Partly Cloudy SCT034 29.7 22.2 64% 33 75.72 0.0
11 09:55 S 24 G 33 16.09 Mostly Cloudy BKN029 BKN035 28.7 22 67% 32 75.72 0.0
11 09:35 S 24 G 37 16.09 Overcast BKN028 OVC034 28.3 21.9 68% 31 75.72 0.0
11 09:15 S 28 G 37 16.09 Partly Cloudy SCT028 28.4 22 68% 31 75.72 0.0
11 08:55 S 22 G 37 16.09 A Few Clouds FEW038 27.4 22 72% 30 75.72 0.0
11 08:35 S 24 G 37 16.09 Partly Cloudy SCT038 27.1 22 74% 29 75.69 0.0
11 08:15 S 20 G 35 16.09 A Few Clouds FEW026 26.5 22 76% 28 75.69 0.0
11 07:55 S 11 G 30 16.09 Overcast OVC024 25.9 22 79% 27 75.69 0.0
11 07:35 S 17 G 28 16.09 Mostly Cloudy BKN024 25.8 22.1 80% 27 75.69 0.0
11 07:15 S 13 14.48 A Few Clouds FEW025 25.7 22.2 81% 27 75.69 0.0
11 06:55 Vrbl 11 16.09 A Few Clouds FEW024 25.5 22.2 27.6 25.5 82% 27 75.67 0.0
11 06:35 S 17 16.09 A Few Clouds FEW022 25.5 22.3 83% 27 75.67 0.0
11 06:15 S 13 16.09 Mostly Cloudy BKN021 25.6 22.5 83% 27 75.64 0.0
11 05:55 S 15 G 30 16.09 Mostly Cloudy BKN021 25.7 22.5 83% 27 75.64 0.0
11 05:35 S 13 16.09 Partly Cloudy SCT021 25.6 22.7 84% 27 75.62 0.0
11 05:15 Vrbl 9 16.09 A Few Clouds FEW021 25.6 22.7 84% 27 75.62 0.0
11 04:55 S 13 16.09 A Few Clouds FEW022 25.9 22.7 83% 28 75.59 0.0
11 04:35 S 13 16.09 Fair CLR 25.9 22.8 83% 28 75.59 0.0
11 04:15 Vrbl 11 16.09 Fair CLR 26 22.7 82% 28 75.57 0.0
11 03:55 S 13 G 26 16.09 Fair CLR 26.4 22.9 81% 29 75.57 0.0
11 03:35 S 15 16.09 Fair CLR 26.5 22.8 80% 29 75.54 0.0
11 03:15 S 15 G 26 16.09 Fair CLR 26.8 22.9 79% 29 75.57 0.0
11 02:55 S 17 G 26 16.09 Fair CLR 27 22.8 78% 30 75.57 0.0
11 02:35 S 19 G 30 16.09 Fair CLR 27.1 22.8 77% 30 75.54 0.0
11 02:15 S 13 16.09 Fair CLR 27.3 22.7 76% 30 75.54 0.0
11 01:55 S 17 G 30 16.09 Fair CLR 27.3 22.7 76% 30 75.54 0.0
11 01:35 S 13 G 28 16.09 Fair CLR 27.4 22.4 74% 30 75.54 0.0
11 01:15 S 19 G 28 16.09 Fair CLR 27.6 22.2 72% 30 75.57 0.0
11 00:55 S 13 16.09 Fair CLR 27.7 21.7 33.6 27.7 70% 30 75.57 0.0
11 00:35 S 13 16.09 Fair CLR 28 21.3 67% 30 75.57 0.0
11 00:15 S 15 16.09 Fair CLR 28.1 20.4 63% 30 75.57 0.0
10 23:55 S 13 16.09 Fair CLR 28.2 19.7 60% 30 75.57 0.0
10 23:35 S 13 16.09 Fair CLR 28.3 19.6 59% 30 75.57 0.0
10 23:15 S 13 16.09 Fair CLR 28.7 19.7 58% 30 75.59 0.0
10 22:55 S 11 16.09 Fair CLR 28.9 19.7 58% 31 75.59 0.0
10 22:35 S 13 16.09 Fair CLR 29.2 19.4 56% 31 75.59 0.0
10 22:15 Vrbl 11 16.09 Fair CLR 29.5 19.2 54% 31 75.57 0.0
10 21:55 Vrbl 9 16.09 Fair CLR 30 19.2 52% 31 75.57 0.0
10 21:35 S 13 16.09 Fair CLR 30.4 19.1 51% 32 75.57 0.0
10 21:15 S 9 16.09 Fair CLR 30.8 19.1 50% 32 75.54 0.0
10 20:55 S 13 16.09 Fair CLR 31.2 18.9 48% 33 75.57 0.0
10 20:35 S 17 G 28 16.09 Fair CLR 31.7 19.1 47% 33 75.57 0.0
10 20:15 S 20 G 28 16.09 Fair CLR 32.2 19.1 46% 34 75.54 0.0
10 19:55 S 20 G 35 16.09 Fair CLR 32.7 19.2 45% 34 75.54 0.0
10 19:35 S 19 G 31 16.09 Fair CLR 33.1 19.2 44% 35 75.54 0.0
10 19:15 S 17 G 31 16.09 Fair CLR 33.4 18.9 42% 35 75.54 0.0
10 18:55 S 20 G 35 16.09 Fair CLR 33.8 19.1 34.6 32.1 42% 36 75.54 0.0
10 18:35 S 22 G 37 16.09 Fair CLR 33.8 19.1 42% 36 75.54 0.0
10 18:15 S 19 G 39 16.09 Fair CLR 33.9 19.2 42% 36 75.54 0.0
10 17:55 S 20 G 31 16.09 Fair CLR 34.2 19.4 42% 36 75.57 0.0
10 17:35 S 17 G 43 16.09 Fair CLR 34.3 19.5 42% 36 75.57 0.0
10 17:15 S 22 G 39 16.09 Fair CLR 34 19.4 42% 36 75.57 0.0
10 16:55 S 19 G 39 16.09 Fair CLR 34 19.4 42% 36 75.59 0.0
10 16:35 S 22 G 37 16.09 Fair CLR 34.1 19.6 42% 36 75.62 0.0
10 16:15 S 20 G 39 16.09 Fair CLR 33.8 19.7 43% 36 75.62 0.0
10 15:55 S 22 G 35 16.09 Fair CLR 33.7 19.8 44% 36 75.64 0.0
10 15:35 S 20 G 35 16.09 Fair CLR 34 19.9 43% 36 75.67 0.0
10 15:15 S 15 G 31 16.09 Fair CLR 34 20.1 44% 37 75.69 0.0
10 14:55 S 19 G 39 16.09 Fair CLR 33.3 20 46% 36 75.72 0.0
10 14:35 S 22 G 35 16.09 A Few Clouds FEW360 33.5 20.3 46% 36 75.74 0.0
10 14:15 S 22 G 35 16.09 A Few Clouds FEW350 32.7 20.2 48% 35 75.74 0.0
10 13:55 S 22 G 33 16.09 A Few Clouds FEW340 32.6 20.3 48% 35 75.79 0.0
10 13:35 S 20 G 33 16.09 A Few Clouds FEW330 32.4 20.2 49% 35 75.82 0.0
10 13:15 S 24 G 33 16.09 A Few Clouds FEW340 32.1 20.1 49% 34 75.84 0.0
10 12:55 S 24 G 33 16.09 Fair CLR 31.6 20.1 31.9 23.6 50% 34 75.87 0.0
10 12:35 S 15 G 30 16.09 Fair CLR 31.6 20.5 52% 34 75.9 0.0
10 12:15 S 22 G 33 16.09 Fair CLR 31.1 20.1 52% 33 75.9 0.0
10 11:55 S 22 G 30 16.09 Fair CLR 30.6 20.4 54% 33 75.92 0.0
10 11:35 S 19 G 30 16.09 Fair CLR 30.3 20.5 56% 33 75.92 0.0
10 11:15 S 24 G 39 16.09 Fair CLR 29.4 20 57% 31 75.95 0.0
10 10:55 S 17 G 39 16.09 Fair CLR 28.8 20 59% 31 75.92 0.0
10 10:35 S 15 G 30 16.09 Fair CLR 28.8 20.2 60% 31 75.92 0.0
10 10:15 S 20 G 28 16.09 Fair CLR 27.9 20 62% 30 75.95 0.0
10 09:55 S 17 G 30 16.09 Fair CLR 27.2 20.1 65% 29 75.97 0.0
10 09:35 S 17 G 33 16.09 Fair CLR 26.6 20.2 68% 28 75.97 0.0
10 09:15 S 22 G 28 16.09 Fair CLR 26.2 20.5 71% 28 75.97 0.0
10 08:55 S 19 G 31 16.09 Fair CLR 25.4 20.6 75% 27 75.97 0.0
10 08:35 S 15 G 28 16.09 A Few Clouds FEW017 25 20.9 78% 26 75.95 0.0
10 08:15 Vrbl 11 16.09 A Few Clouds FEW017 24.6 21.1 81% 25 75.95 0.0
10 07:55 S 15 16.09 A Few Clouds FEW017 24.2 21 82% 25 75.95 0.0
10 07:35 Vrbl 11 16.09 Fair CLR 24.1 21.1 83% 24 75.95 0.0
10 07:15 S 13 14.48 Fair CLR 23.8 21 84% 75.92 0.0
10 06:55 SE 13 16.09 Fair CLR 23.5 21.2 26.1 23.5 87% 75.92 0.0
10 06:35 Vrbl 11 16.09 Fair CLR 23.5 21.3 88% 75.92 0.0
10 06:15 Vrbl 9 16.09 Fair CLR 23.6 21.3 87% 75.92 0.0
10 05:55 Vrbl 9 16.09 Fair CLR 23.7 21.5 88% 75.9 0.0
10 05:35 SE 13 16.09 Fair CLR 23.8 21.7 88% 75.87 0.0
10 05:15 Vrbl 11 16.09 Fair CLR 24 21.7 87% 24 75.92 0.0
10 04:55 Vrbl 11 16.09 Fair CLR 24.2 21.7 86% 24 75.92 0.0
10 04:35 SE 11 16.09 Fair CLR 24.3 21.8 86% 24 75.92 0.0
10 04:15 Vrbl 9 16.09 Fair CLR 24.5 21.8 85% 25 75.95 0.0
10 03:55 SE 9 16.09 A Few Clouds FEW160 24.8 21.7 83% 25 75.97 0.0
10 03:35 S 7 16.09 Fair CLR 25 21.7 82% 26 75.97 0.0
10 03:15 Calm 16.09 Fair CLR 25.1 21.6 81% 26 75.97 0.0
10 02:55 Vrbl 6 16.09 Fair CLR 25.6 21.7 79% 27 75.97 0.0
10 02:35 Vrbl 9 16.09 Fair CLR 25.7 21.6 78% 27 75.97 0.0
10 02:15 SE 9 16.09 Fair CLR 25.7 21.6 78% 27 75.97 0.0
10 01:55 SE 11 16.09 Fair CLR 25.9 21.2 75% 27 75.97 0.0
10 01:35 SE 17 16.09 Fair CLR 26 21.1 74% 27 75.95 0.0
10 01:15 SE 13 16.09 Fair CLR 26 20.8 73% 27 75.97 0.0
10 00:55 Vrbl 11 16.09 Fair CLR 26.4 20.7 32.6 26.4 71% 28 75.97 0.0
10 00:35 SE 11 16.09 Fair CLR 26.5 20.7 71% 28 76 0.0
10 00:15 Vrbl 11 16.09 Fair CLR 26.8 20.7 69% 28 76 0.0
09 23:55 SE 13 16.09 Fair CLR 27.1 20.7 68% 29 76 0.0
09 23:35 SE 13 16.09 Fair CLR 27.3 20.8 68% 29 76 0.0
09 23:15 SE 11 16.09 Fair CLR 27.5 20.8 67% 29 76 0.0
09 22:55 SE 13 16.09 Fair CLR 27.8 20.9 66% 30 75.97 0.0
09 22:35 SE 15 16.09 Fair CLR 28.1 20.9 65% 30 75.97 0.0
09 22:15 SE 13 16.09 Fair CLR 28.3 20.9 64% 30 75.95 0.0
09 21:55 SE 15 16.09 Fair CLR 28.6 20.9 63% 31 75.92 0.0
09 21:35 SE 15 16.09 Fair CLR 29 20.7 61% 31 75.9 0.0
09 21:15 SE 13 12.87 Fair CLR 29.2 20.7 60% 31 75.9 0.0
09 20:55 Vrbl 11 12.87 Fair CLR 30 20.5 57% 32 75.9 0.0
09 20:35 Vrbl 11 12.87 Fair CLR 30.3 20.3 55% 32 75.9 0.0
09 20:15 SE 20 G 30 14.48 Fair CLR 30.9 20 52% 33 75.9 0.0
09 19:55 SE 19 G 31 16.09 Fair CLR 31.5 20.2 51% 34 75.9 0.0
09 19:35 SE 11 G 28 14.48 Fair CLR 31.8 20.2 50% 34 75.9 0.0
09 19:15 S 13 G 28 16.09 Fair CLR 32.5 19.6 46% 34 75.9 0.0
09 18:55 SE 19 G 31 14.48 Fair CLR 32.8 20 34.1 31.9 47% 35 75.9 0.0
09 18:35 S 17 G 28 16.09 A Few Clouds FEW070 33.1 19.6 45% 35 75.92 0.0
09 18:15 SE 17 16.09 A Few Clouds FEW070 33.1 19.6 45% 35 75.92 0.0
09 17:55 S 15 16.09 Fair CLR 33.7 19.6 43% 36 75.95 0.0
09 17:35 S 17 G 30 16.09 A Few Clouds FEW060 33.7 19.3 43% 36 75.95 0.0
09 17:15 SE 20 G 33 16.09 Partly Cloudy SCT060 33.6 19.6 44% 36 75.97 0.0
09 16:55 S 13 16.09 Partly Cloudy FEW060 SCT075 33.6 20.3 46% 36 76 0.0
09 16:35 S 17 16.09 Mostly Cloudy SCT060 BKN075 33 20.1 47% 35 76.02 0.0
09 16:15 SE 20 G 30 16.09 Mostly Cloudy BKN055 BKN070 33.1 20.2 47% 36 76.05 0.0
09 15:55 S 17 16.09 Partly Cloudy SCT060 33 20 46% 35 76.07 0.0
09 15:35 S 20 G 33 16.09 Partly Cloudy SCT060 33 19.7 45% 35 76.07 0.0
09 15:15 S 24 G 37 16.09 Partly Cloudy SCT055 33.9 20.3 45% 37 76.1 0.0
09 14:55 SW 22 G 37 16.09 A Few Clouds FEW055 33.8 20.8 47% 37 76.1 0.0
09 14:35 S 19 G 31 16.09 A Few Clouds FEW055 32.2 20.6 50% 35 76.12 0.0
09 14:15 S 19 16.09 Partly Cloudy FEW050 SCT330 33.5 20.7 47% 36 76.15 0.0
09 13:55 SE 17 16.09 Partly Cloudy FEW045 SCT330 32.7 21.1 50% 36 76.15 0.0
09 13:35 S 13 16.09 A Few Clouds FEW044 32.4 21.7 53% 36 76.17 0.0
09 13:15 S 19 G 26 16.09 A Few Clouds FEW044 32.2 21.5 53% 36 76.17 0.0
09 12:55 S 15 16.09 Partly Cloudy SCT038 SCT048 31.7 22.4 32 23.5 58% 36 76.2 0.0
09 12:35 S 13 16.09 Mostly Cloudy BKN037 31.7 22.8 59% 36 76.23 0.0
09 12:15 SW 15 16.09 Mostly Cloudy BKN037 30.8 22.5 61% 35 76.23 0.0
09 11:55 S 15 16.09 Mostly Cloudy BKN033 30.5 22.4 62% 34 76.23 0.0
09 11:35 S 17 16.09 Mostly Cloudy BKN032 30.6 22.5 62% 34 76.23 0.0
09 11:15 S 13 G 28 16.09 Mostly Cloudy BKN031 29.9 22.2 63% 33 76.25 0.0
09 10:55 S 17 G 30 16.09 Partly Cloudy SCT027 29.5 22.2 65% 33 76.25 0.0
09 10:35 S 13 16.09 A Few Clouds FEW026 28.9 22.4 68% 32 76.23 0.0
09 10:15 S 15 16.09 Partly Cloudy SCT024 28.4 22.4 70% 31 76.25 0.0
09 09:55 S 17 14.48 A Few Clouds FEW020 27.7 22.6 74% 31 76.25 0.0
09 09:35 S 13 14.48 A Few Clouds FEW020 27.3 22.5 75% 30 76.25 0.0
09 09:15 Vrbl 11 14.48 Mostly Cloudy BKN018 26.5 22.4 78% 29 76.23 0.0
09 08:55 Vrbl 11 14.48 Overcast OVC016 25.6 22.3 82% 27 76.25 0.0
09 08:35 Vrbl 11 14.48 Mostly Cloudy BKN016 25.4 22.2 83% 27 76.23 0.0
09 08:15 S 13 16.09 A Few Clouds FEW016 24.9 22.1 85% 26 76.23 0.0
09 07:55 S 13 16.09 Fair CLR 24.5 22.1 87% 25 76.23 0.0
09 07:15 Vrbl 11 14.48 Fair CLR 23.8 21.8 89% 76.2 0.0
09 06:55 SE 13 14.48 Fair CLR 23.4 21.8 26.7 23.3 91% 76.2 0.0
09 06:35 Vrbl 11 14.48 Fair CLR 23.4 21.8 91% 76.2 0.0
09 06:15 S 9 14.48 A Few Clouds FEW022 23.6 21.9 90% 76.17 0.0
09 05:55 Vrbl 9 14.48 Partly Cloudy SCT021 23.7 22 90% 76.17 0.0
09 05:35 S 13 16.09 Fair CLR 23.8 22 90% 76.15 0.0
09 05:15 Vrbl 11 16.09 Fair CLR 24 22.1 89% 24 76.15 0.0
09 04:55 Vrbl 11 16.09 Fair CLR 24.2 22.1 88% 24 76.12 0.0
09 04:35 S 13 16.09 Fair CLR 24.3 22 87% 24 76.1 0.0
09 04:15 Vrbl 11 16.09 Fair CLR 24.4 22.1 87% 25 76.07 0.0
09 03:55 S 7 16.09 Fair CLR 24.6 22 86% 25 76.1 0.0
09 03:35 Vrbl 9 16.09 Fair CLR 24.7 22 85% 25 76.07 0.0
09 03:15 S 13 16.09 Fair CLR 25 22 83% 26 76.07 0.0
09 02:55 Vrbl 11 16.09 Fair CLR 25.2 22 83% 26 76.07 0.0
09 02:35 S 11 16.09 Fair CLR 25.5 22.2 82% 27 76.05 0.0
09 02:15 Vrbl 11 16.09 Fair CLR 25.7 22.2 81% 27 76.05 0.0
09 01:55 S 13 16.09 Fair CLR 26.1 22.2 79% 28 76.05 0.0
09 01:35 S 17 16.09 Fair CLR 26.4 22.2 78% 28 76.05 0.0
09 01:15 S 13 16.09 Fair CLR 26.5 22.4 78% 29 76.05 0.0
09 00:55 S 15 G 26 16.09 Fair CLR 26.8 22.4 33.9 26.8 77% 29 76.05 0.0
09 00:35 S 15 16.09 Fair CLR 26.9 22.4 76% 29 76.05 0.0
09 00:15 S 15 16.09 Fair CLR 27.1 22.3 75% 29 76.05 0.0
08 23:55 S 17 16.09 Fair CLR 27.5 22.2 73% 30 76.05 0.0
08 23:35 S 17 16.09 Fair CLR 27.7 22.2 72% 30 76.02 0.0
08 23:15 SE 17 16.09 Fair CLR 28.1 22.2 70% 31 76.02 0.0
08 22:55 S 17 16.09 Fair CLR 28.4 22.4 70% 31 76.02 0.0
08 22:35 S 15 14.48 Fair CLR 28.7 22.5 69% 32 76 0.0
08 22:15 S 15 G 31 16.09 Fair CLR 29.2 22.6 68% 33 75.97 0.0
08 21:55 S 19 G 30 16.09 Fair CLR 29.7 23.1 68% 34 75.95 0.0
08 21:35 S 17 16.09 Fair CLR 29.9 23.5 69% 34 75.92 0.0
08 21:15 S 17 G 33 14.48 Fair CLR 30.3 23.6 67% 35 75.9 0.0
08 20:55 S 17 G 33 14.48 Fair CLR 30.8 23.8 66% 36 75.9 0.0
08 20:35 SE 19 G 30 14.48 Fair CLR 31.3 24 65% 37 75.87 0.0
08 20:15 Vrbl 11 14.48 Fair CLR 32.6 22 54% 37 75.84 0.0
08 19:55 S 17 G 30 16.09 Fair CLR 33.3 21.4 50% 37 75.82 0.0
08 19:35 S 19 G 31 16.09 Fair CLR 33.6 21.1 48% 37 75.82 0.0
08 19:15 S 19 G 31 16.09 Fair CLR 33.8 21.4 48% 37 75.79 0.0
08 18:55 S 20 G 31 16.09 Fair CLR 34 21.1 34.5 31.9 47% 37 75.79 0.0
08 18:35 S 17 G 30 16.09 Fair CLR 34.2 21.8 48% 38 75.79 0.0
08 18:15 S 19 G 28 16.09 Fair CLR 34.2 21.6 48% 38 75.82 0.0
08 17:55 S 17 G 33 16.09 Fair CLR 34.2 21.9 49% 38 75.82 0.0
08 17:35 S 15 G 33 16.09 Fair CLR 34.3 21.8 48% 38 75.82 0.0
08 17:15 S 13 G 37 16.09 Fair CLR 34.4 22.4 50% 39 75.82 0.0
08 16:55 SE 22 G 33 16.09 Fair CLR 34.2 22.1 49% 39 75.84 0.0
08 16:35 S 19 G 31 16.09 Fair CLR 34.1 22.5 51% 39 75.84 0.0
08 16:15 S 17 G 31 16.09 Fair CLR 34.1 22.5 51% 39 75.84 0.0
08 15:55 S 22 16.09 Fair CLR 34 22.6 51% 39 75.84 0.0
08 15:35 S 24 16.09 Fair CLR 33.9 22.4 51% 39 75.84 0.0
08 15:15 S 20 G 31 16.09 Fair CLR 33.4 22.2 52% 38 75.87 0.0
08 14:55 S 24 G 31 16.09 A Few Clouds FEW350 33.3 22.2 52% 38 75.87 0.0
08 14:35 S 19 G 35 16.09 Fair CLR 33.4 22.6 53% 38 75.87 0.0
08 14:15 S 17 G 33 16.09 A Few Clouds FEW380 32.9 22.6 55% 37 75.87 0.0
08 13:55 S 19 G 31 16.09 Partly Cloudy FEW280 SCT370 32.3 22.2 55% 36 75.9 0.0
08 13:35 S 17 G 31 16.09 A Few Clouds FEW280 32.5 22.6 56% 37 75.9 0.0
08 13:15 S 24 G 35 16.09 A Few Clouds FEW350 32.2 22.3 56% 36 75.92 0.0
08 12:55 S 20 G 33 16.09 A Few Clouds FEW300 31.5 22.3 31.6 25.2 58% 35 75.92 0.0
08 12:35 S 19 G 28 16.09 Fair CLR 31.4 22.4 59% 35 75.92 0.0
08 12:15 S 17 G 33 16.09 Fair CLR 31.2 22.4 60% 35 75.92 0.0
08 11:55 S 20 G 35 14.48 A Few Clouds FEW370 30.4 22.2 62% 34 75.92 0.0
08 11:35 S 19 G 39 14.48 A Few Clouds FEW032 30.4 22.3 62% 34 75.9 0.0
08 11:15 S 26 G 39 12.87 Mostly Cloudy BKN031 29.8 22.1 63% 33 75.9 0.0
08 10:55 SW 28 G 39 16.09 Mostly Cloudy BKN030 29.4 22.4 66% 33 75.9 0.0
Date Time (cdt) 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)