Weather observations for the past three days for
Ontario International Airport
Metric (Imperial)
Date Time (pdt) 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 02:53 Calm 16.09 Mostly Cloudy BKN250 16.7 9.4 62% 75.97 1011.5
19 01:53 E 6 16.09 Mostly Cloudy BKN250 16.1 7.8 58% 76.02 1012.1
19 00:53 Calm 16.09 Partly Cloudy SCT250 17.2 7.8 54% 76.07 1012.9
18 23:53 W 9 16.09 Partly Cloudy SCT250 16.7 7.2 54% 76.07 1013.2
18 22:53 W 9 16.09 Mostly Cloudy BKN250 18.3 7.2 28.3 18.3 49% 76.1 1013.2
18 21:53 W 19 16.09 Mostly Cloudy BKN250 18.9 5.6 42% 76.07 1013.3
18 20:53 SW 13 16.09 Mostly Cloudy BKN250 20.6 6.1 39% 76.02 1012.6
18 19:53 SW 17 16.09 Partly Cloudy SCT250 22.8 -0.6 21% 75.95 1011.5
18 18:53 SW 20 16.09 Partly Cloudy SCT250 25 0 19% 25 75.92 1011.2
18 17:53 SW 17 G 35 16.09 Partly Cloudy SCT250 26.7 0 17% 26 75.9 1010.8
18 16:53 W 26 G 39 16.09 Partly Cloudy SCT250 28.3 0.6 30 25 17% 27 75.9 1010.6
18 15:53 W 22 G 30 16.09 Partly Cloudy SCT250 29.4 0 15% 28 75.92 1010.7
18 14:53 NW 9 16.09 Partly Cloudy SCT250 29.4 -11.1 6% 28 76 1011.7
18 13:53 Vrbl 7 16.09 Mostly Cloudy BKN250 28.3 -13.3 6% 27 76.02 1012.2
18 12:53 Vrbl 7 16.09 Mostly Cloudy BKN250 27.2 -13.3 6% 26 76.07 1013.0
18 11:53 SW 7 16.09 Partly Cloudy SCT250 26.7 -13.9 6% 26 76.12 1013.6
18 10:53 Calm 16.09 Mostly Cloudy BKN250 25 -6.7 25 12.2 12% 25 76.12 1013.7
18 09:53 SW 7 16.09 Mostly Cloudy BKN250 21.1 2.2 29% 76.15 1014.1
18 08:53 SW 7 16.09 Mostly Cloudy BKN250 17.8 5 43% 76.12 1013.7
18 07:53 Calm 16.09 Mostly Cloudy BKN300 16.1 7.2 56% 76.12 1013.0
18 06:53 Calm 16.09 A Few Clouds FEW300 13.3 6.7 65% 76.1 1013.7
18 05:53 N 6 16.09 A Few Clouds FEW300 13.3 1.7 46% 76.07 1013.2
18 04:53 SE 6 16.09 Fair CLR 13.9 8.9 18.9 13.9 72% 76.05 1012.9
18 03:53 NE 7 16.09 Fair CLR 14.4 9.4 72% 76.07 1013.2
18 02:53 NE 7 16.09 Fair CLR 15 10 72% 76.1 1013.4
18 01:53 Calm 16.09 Fair CLR 16.7 10.6 67% 76.12 1013.8
18 00:53 W 6 16.09 Fair CLR 16.1 10 67% 76.15 1014.2
17 23:53 W 6 16.09 Fair CLR 16.7 10.6 67% 76.15 1014.6
17 22:53 S 7 16.09 Fair CLR 18.9 10 26.1 18.9 56% 76.15 1014.3
17 21:53 W 6 16.09 Fair CLR 18.9 8.9 52% 76.12 1014.0
17 20:53 SW 13 16.09 Fair CLR 20.6 8.9 47% 76.05 1013.2
17 19:53 W 11 16.09 Fair CLR 21.7 10 47% 76.02 1012.5
17 18:53 SW 17 16.09 Fair CLR 23.9 7.8 36% 25 75.97 1012.1
17 17:53 SW 7 16.09 Fair CLR 25.6 5 27% 26 76 1012.0
17 16:53 SW 6 16.09 A Few Clouds FEW070 26.1 1.1 26.7 18.3 20% 26 76 1012.4
17 15:53 NW 9 16.09 A Few Clouds FEW070 25.6 1.1 20% 25 76.05 1012.7
17 14:53 Vrbl 11 16.09 A Few Clouds FEW070 25.6 2.8 23% 25 76.1 1013.5
17 13:53 Vrbl 7 16.09 A Few Clouds FEW070 24.4 4.4 27% 25 76.12 1013.9
17 12:53 Vrbl 7 16.09 A Few Clouds FEW065 22.8 5.6 33% 76.15 1014.5
17 11:53 Calm 16.09 Fair CLR 20 6.1 40% 76.2 1015.1
17 10:53 Vrbl 7 16.09 A Few Clouds FEW055 18.3 8.3 18.3 12.2 52% 76.23 1015.6
17 09:53 SW 9 16.09 A Few Clouds FEW021 16.7 10 65% 76.23 1015.5
17 08:53 S 7 16.09 Mostly Cloudy BKN018 15 10.6 75% 76.2 1015.4
17 07:53 S 7 16.09 Mostly Cloudy FEW013 BKN021 13.9 11.1 83% 76.17 1014.9
17 06:53 Calm 14.48 Overcast OVC012 12.8 10.6 87% 76.1 1013.9
17 05:53 SW 7 16.09 A Few Clouds FEW015 12.8 10.6 87% 76.02 1012.9
17 04:53 SW 6 16.09 A Few Clouds FEW015 11.7 10.6 15 11.7 93% 76 1012.5
17 03:53 SW 6 16.09 Fair CLR 12.8 11.1 90% 76 1012.3
17 02:53 Calm 16.09 Fair CLR 13.3 11.1 87% 76 1012.5
17 01:53 Calm 16.09 A Few Clouds FEW010 13.3 11.7 90% 76.02 1012.6
17 00:53 W 6 16.09 A Few Clouds FEW010 13.3 11.1 87% 76 1012.5
16 23:53 W 6 16.09 A Few Clouds FEW010 13.9 11.7 87% 75.97 1012.2
16 22:53 SW 13 16.09 A Few Clouds FEW270 15 11.1 22.2 15 78% 75.97 1012.0
16 21:53 SW 15 16.09 Partly Cloudy SCT270 15.6 10.6 72% 75.95 1011.8
16 20:53 SW 17 16.09 Partly Cloudy FEW060 SCT270 17.2 8.9 58% 75.92 1011.3
16 19:53 SW 13 16.09 Partly Cloudy FEW060 SCT270 18.3 7.8 51% 75.87 1010.8
16 18:53 SW 15 16.09 Mostly Cloudy FEW060 FEW220 BKN270 20 7.2 44% 75.84 1010.4
16 17:53 SW 20 16.09 Mostly Cloudy FEW060 FEW240 BKN270 21.1 8.9 46% 75.84 1010.3
16 16:53 SW 22 16.09 Mostly Cloudy FEW060 FEW240 BKN270 22.2 7.2 23.3 19.4 38% 75.84 1010.2
16 15:53 SW 19 G 31 16.09 Overcast FEW070 SCT240 OVC270 23.3 8.9 40% 75.87 1010.5
16 14:53 W 17 G 30 16.09 Overcast FEW070 SCT230 OVC270 22.8 7.2 37% 75.92 1011.2
16 13:53 W 17 G 28 16.09 Overcast FEW070 SCT240 OVC270 22.2 7.2 38% 75.95 1011.7
16 12:53 SW 9 16.09 Overcast FEW070 SCT210 OVC270 21.7 7.8 41% 76 1012.3
16 11:53 Vrbl 9 16.09 Overcast FEW070 BKN230 OVC260 21.1 6.1 38% 76.05 1013.2
16 10:53 E 6 16.09 Mostly Cloudy SCT200 SCT240 BKN270 19.4 7.8 19.4 12.8 47% 76.1 1013.7
16 09:53 Calm 16.09 Overcast FEW140 BKN220 OVC260 18.3 7.8 51% 76.1 1013.7
16 08:53 Calm 16.09 Overcast FEW230 OVC270 15.6 9.4 67% 76.07 1013.6
16 07:53 S 7 16.09 Overcast FEW200 SCT230 OVC260 13.9 9.4 74% 76.07 1013.4
16 06:53 SW 6 16.09 Overcast SCT220 OVC240 13.9 8.9 72% 76 1012.4
16 05:53 Calm 16.09 Overcast OVC240 13.9 8.9 72% 75.97 1011.9
16 04:53 Calm 16.09 Overcast OVC210 13.9 8.9 16.1 12.8 72% 75.95 1011.7
16 03:53 Calm 16.09 Overcast OVC240 13.3 9.4 77% 75.97 1011.8
Date Time (pdt) 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)