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.
28 10:53 Calm 16.09 Mostly Cloudy BKN250 25 4.4 25.6 14.4 26% 25 76.23 1015.0
28 09:53 Calm 16.09 Mostly Cloudy BKN250 22.8 7.2 37% 76.25 1015.1
28 08:53 Calm 16.09 A Few Clouds FEW250 19.4 8.3 49% 76.25 1015.3
28 07:53 Calm 16.09 A Few Clouds FEW200 16.7 10 65% 76.2 1014.9
28 06:53 Calm 16.09 A Few Clouds FEW250 15 8.9 67% 76.17 1014.5
28 05:53 Calm 12.87 Fair CLR 15.6 12.8 84% 76.12 1013.8
28 04:53 Calm 14.48 Fair CLR 15.6 12.8 20 15 84% 76.12 1013.7
28 03:53 Calm 16.09 Fair CLR 15.6 12.8 84% 76.12 1013.6
28 02:53 Calm 16.09 Fair CLR 16.7 12.2 75% 76.15 1013.6
28 01:53 Calm 16.09 Fair CLR 17.2 11.7 70% 76.15 1013.8
28 00:53 Calm 16.09 A Few Clouds FEW300 17.8 11.7 68% 76.17 1014.1
27 23:53 S 6 16.09 Mostly Cloudy BKN300 18.9 11.1 61% 76.17 1014.3
27 22:53 SW 6 16.09 Mostly Cloudy BKN300 20 11.7 28.9 20 59% 76.15 1014.0
27 21:53 SW 11 16.09 Mostly Cloudy BKN250 21.1 12.2 57% 76.15 1013.8
27 20:53 W 11 16.09 Mostly Cloudy BKN250 21.7 10 47% 76.12 1013.6
27 19:53 SW 11 16.09 Mostly Cloudy BKN250 24.4 6.1 31% 25 76.05 1012.7
27 18:53 W 19 16.09 Mostly Cloudy BKN250 25.6 5 27% 26 76 1011.8
27 17:53 W 22 16.09 Mostly Cloudy BKN250 27.2 5.6 25% 26 75.97 1011.5
27 16:53 SW 20 G 41 16.09 Mostly Cloudy BKN250 28.9 8.3 31.7 25.6 27% 28 75.95 1011.1
27 15:53 SW 22 16.09 Mostly Cloudy BKN250 30.6 10 28% 29 75.95 1010.9
27 14:53 W 19 16.09 Partly Cloudy SCT250 30.6 10 28% 29 75.97 1011.2
27 13:53 W 22 G 33 16.09 Partly Cloudy SCT250 31.1 12.2 31% 30 76.02 1011.8
27 12:53 Vrbl 7 16.09 Partly Cloudy SCT260 29.4 6.1 23% 28 76.05 1012.3
27 11:53 Vrbl 6 14.48 Partly Cloudy SCT270 27.8 10 33% 27 76.1 1013.0
27 10:53 Calm 11.27 Partly Cloudy SCT270 26.1 11.1 26.1 16.1 39% 26 76.12 1013.5
27 09:53 Calm 8.05 Partly Cloudy with Haze SCT270 22.8 11.7 50% 76.15 1013.9
27 08:53 Calm 8.05 Partly Cloudy with Haze SCT280 20.6 11.7 57% 76.15 1014.0
27 07:53 Calm 9.66 Mostly Cloudy with Haze BKN300 17.8 12.2 70% 76.12 1013.6
27 06:53 Calm 11.27 A Few Clouds FEW300 17.2 11.7 70% 76.07 1012.9
27 05:53 Calm 16.09 A Few Clouds FEW300 16.7 11.1 70% 76.02 1012.2
27 04:53 Calm 16.09 Fair CLR 17.8 11.1 20.6 16.1 65% 76 1011.7
27 03:53 Calm 16.09 Fair CLR 17.8 11.1 65% 76 1011.6
27 02:53 Calm 16.09 A Few Clouds FEW300 18.3 10.6 61% 76.02 1011.9
27 01:53 Calm 16.09 A Few Clouds FEW300 18.9 10.6 59% 76.02 1012.1
27 00:53 Calm 16.09 Fair CLR 18.9 10.6 59% 76.05 1012.4
26 23:53 Calm 16.09 Fair CLR 18.3 11.1 63% 76.05 1012.6
26 22:53 SW 6 16.09 Fair CLR 20 10 30.6 20 53% 76.02 1012.3
26 21:53 Vrbl 7 16.09 Fair CLR 21.7 10 47% 76 1012.2
26 20:53 W 11 16.09 A Few Clouds FEW270 22.8 10.6 46% 75.95 1011.6
26 19:53 W 15 16.09 A Few Clouds FEW270 23.9 11.7 46% 25 75.9 1010.7
26 18:53 SW 17 16.09 Partly Cloudy SCT270 26.1 12.8 44% 26 75.87 1010.4
26 17:53 W 17 16.09 Partly Cloudy SCT270 28.3 12.8 38% 28 75.84 1009.8
26 16:53 W 15 16.09 Partly Cloudy SCT270 30.6 10 31.7 21.7 28% 29 75.82 1009.5
26 15:53 W 11 16.09 Partly Cloudy SCT270 31.7 8.3 23% 30 75.84 1009.7
26 14:53 W 11 16.09 Mostly Cloudy BKN270 31.1 2.2 16% 29 75.9 1010.3
26 13:53 Vrbl 9 16.09 Mostly Cloudy BKN270 30 5 20% 28 75.95 1010.9
26 12:53 Vrbl 6 14.48 Mostly Cloudy BKN270 27.8 5 23% 27 76 1011.9
26 11:53 Calm 11.27 Mostly Cloudy BKN270 25 9.4 37% 26 76.07 1012.9
26 10:53 Calm 8.05 Mostly Cloudy with Haze BKN270 21.7 12.2 22.2 13.3 55% 76.1 1013.6
26 09:53 Calm 6.44 Mostly Cloudy with Haze BKN260 18.3 12.8 70% 76.12 1014.2
26 08:53 SE 7 4.83 Mostly Cloudy with Haze BKN250 15.6 12.8 84% 76.15 1014.3
26 07:53 Calm 3.22 Fog/Mist FEW004 BKN250 15 13.3 90% 76.15 1014.4
26 06:53 SW 9 3.22 Fog/Mist FEW007 BKN300 13.9 12.8 93% 76.17 1014.6
26 05:53 Calm 6.44 Fog/Mist FEW010 BKN300 13.9 12.8 93% 76.1 1013.6
26 04:53 W 13 6.44 Fog/Mist FEW300 13.9 12.8 17.8 13.9 93% 76.05 1012.5
26 03:53 S 6 8.05 Fair with Haze CLR 16.1 12.8 81% 76 1011.8
26 02:53 Calm 9.66 Fog/Mist FEW300 15.6 13.3 86% 76.05 1012.4
26 01:53 Calm 11.27 A Few Clouds FEW300 16.7 13.3 80% 76.1 1013.2
26 00:53 S 6 11.27 A Few Clouds FEW300 16.7 13.3 80% 76.12 1013.6
25 23:53 SW 9 12.87 Fair CLR 17.2 13.3 78% 76.15 1014.0
25 22:53 SW 6 12.87 Fair CLR 18.3 13.3 28.3 17.8 73% 76.12 1013.7
25 21:53 W 7 16.09 Fair CLR 18.3 12.8 70% 76.1 1013.4
25 20:53 W 15 16.09 Fair CLR 20 12.8 63% 76.07 1013.2
25 19:53 W 19 16.09 Fair CLR 21.7 13.3 59% 76 1012.3
25 18:53 W 20 16.09 Fair CLR 23.9 13.3 52% 25 75.97 1011.7
25 17:53 W 17 16.09 Fair CLR 26.7 12.2 41% 27 75.95 1011.3
25 16:53 W 20 16.09 Fair CLR 27.8 13.3 31.1 22.8 41% 28 75.95 1011.2
25 15:53 W 19 16.09 A Few Clouds FEW250 30.6 11.7 31% 29 75.95 1011.1
25 14:53 W 17 14.48 A Few Clouds FEW250 30 13.9 37% 29 76 1011.7
25 13:53 Vrbl 11 14.48 A Few Clouds FEW250 30 9.4 28% 29 76.07 1012.6
25 12:53 Vrbl 6 12.87 Fair CLR 28.9 10.6 32% 28 76.1 1013.1
25 11:53 Vrbl 7 9.66 A Few Clouds with Haze FEW280 25.6 14.4 50% 26 76.17 1014.4
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)