Weather observations for the past three days for
Ontario International Airport
Metric (Imperial)
Date Time (pst) 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.
10 21:53 N 9 16.09 A Few Clouds FEW250 10.6 -2.8 19.4 9.4 39% 76.94 1025.6
10 20:53 Calm 16.09 A Few Clouds FEW250 11.7 -2.8 37% 76.96 1026.0
10 19:53 NE 6 16.09 A Few Clouds FEW250 13.3 -2.8 33% 76.94 1025.6
10 18:53 W 9 16.09 Partly Cloudy SCT250 14.4 -3.9 28% 76.94 1025.6
10 17:53 Calm 16.09 Partly Cloudy SCT250 16.7 -4.4 23% 76.96 1025.7
10 16:53 W 9 16.09 A Few Clouds FEW250 18.3 -5 20% 76.91 1025.2
10 15:53 NW 6 16.09 A Few Clouds FEW250 19.4 -3.9 20 16.1 20% 76.91 1024.8
10 14:53 W 6 16.09 A Few Clouds FEW250 20 -3.3 21% 76.91 1024.6
10 13:53 W 6 16.09 A Few Clouds FEW250 20 -3.9 20% 76.91 1025.0
10 12:53 W 11 16.09 A Few Clouds FEW250 19.4 -3.9 20% 76.99 1025.7
10 11:53 W 13 16.09 A Few Clouds FEW250 18.3 -1.7 26% 77.06 1027.2
10 10:53 W 30 16.09 A Few Clouds FEW250 17.2 -4.4 23% 77.14 1028.2
10 09:53 W 15 G 33 16.09 Fair CLR 16.1 -5.6 18.9 8.9 22% 77.19 1028.8
10 08:53 NW 7 16.09 A Few Clouds FEW250 12.8 -6.1 26% 77.19 1029.1
10 07:53 NW 9 16.09 Fair CLR 11.7 -5.6 30% 77.19 1029.4
10 06:53 NW 9 16.09 A Few Clouds FEW250 11.7 -7.8 25% 77.19 1029.1
10 05:53 N 13 16.09 Fair CLR 10.6 -6.1 31% 77.19 1029.1
10 04:53 Vrbl 6 16.09 Fair CLR 8.9 -5 37% 77.17 1028.7
10 03:53 NW 19 16.09 Fair CLR 11.1 -6.7 15 9.4 28% 77.14 1028.1
10 02:53 Vrbl 7 16.09 Fair CLR 12.8 -7.2 24% 77.19 1028.6
10 01:53 NW 15 G 39 16.09 Fair CLR 11.1 -6.1 30% 77.19 1028.8
10 00:53 NE 46 G 74 16.09 Fair and Windy CLR 15 -10 17% 77.17 1028.3
09 23:53 NW 7 G 30 16.09 Fair CLR 10.6 -5 33% 77.19 1028.8
09 22:53 N 13 16.09 Fair CLR 11.7 -5.6 30% 77.22 1029.2
09 21:53 N 11 16.09 Fair CLR 11.7 -5.6 16.1 7.8 30% 77.17 1028.9
09 20:53 NW 13 16.09 Fair CLR 11.1 -4.4 34% 77.11 1028.2
09 19:53 NW 7 16.09 Fair CLR 8.9 -1.7 48% 8 77.11 1028.4
09 18:53 NW 7 16.09 Fair CLR 12.2 -3.9 33% 77.09 1027.8
09 17:53 Calm 16.09 Fair CLR 13.9 -4.4 28% 77.06 1027.3
09 16:53 SW 6 16.09 Fair CLR 15 -4.4 26% 77.01 1026.5
09 15:53 NW 9 16.09 Fair CLR 16.1 -7.8 17.2 11.7 19% 76.99 1026.0
09 14:53 Vrbl 7 16.09 Fair CLR 17.2 -7.2 18% 76.96 1025.8
09 13:53 W 15 16.09 A Few Clouds FEW250 16.7 -3.9 24% 76.94 1025.4
09 12:53 NW 15 16.09 A Few Clouds FEW250 16.1 -4.4 24% 76.91 1025.2
09 11:53 W 7 16.09 A Few Clouds FEW250 15.6 -4.4 25% 76.96 1025.8
09 10:53 W 11 G 26 16.09 Partly Cloudy FEW240 SCT280 13.3 -5.6 27% 76.99 1026.4
09 09:53 NW 15 16.09 Mostly Cloudy BKN250 BKN280 11.7 -4.4 12.8 7.8 32% 77.01 1026.6
09 08:53 NE 7 16.09 Mostly Cloudy BKN250 BKN280 9.4 -5 36% 9 76.99 1026.5
09 07:53 N 20 G 30 16.09 Mostly Cloudy SCT250 BKN280 8.3 -5.6 37% 5 76.91 1025.8
09 06:53 N 35 G 54 16.09 Mostly Cloudy and Breezy BKN300 10.6 -12.8 18% 76.86 1024.8
09 05:53 NE 19 G 54 16.09 Mostly Cloudy BKN300 10.6 -12.8 18% 76.84 1024.4
09 04:53 NE 43 G 65 16.09 Partly Cloudy and Windy SCT300 10.6 -12.8 18% 76.76 1023.3
09 03:53 NE 50 G 72 16.09 A Few Clouds and Windy FEW300 10.6 -12.2 12.8 9.4 19% 76.73 1022.6
09 02:53 E 24 G 59 16.09 Fair CLR 9.4 -11.1 22% 7 76.76 1023.1
09 01:53 NE 31 G 57 16.09 Fair CLR 10 -10.6 22% 7 76.73 1022.8
09 00:53 NE 35 G 59 16.09 Fair and Breezy CLR 10.6 -11.1 21% 76.71 1022.5
08 23:53 NE 37 G 65 16.09 Fair and Breezy CLR 11.7 -11.7 18% 76.68 1022.2
08 22:53 NE 33 G 59 16.09 Fair and Breezy CLR 12.2 -12.2 17% 76.66 1021.8
08 21:53 NE 19 G 31 16.09 Fair CLR 11.1 -0.6 15.6 9.4 45% 76.56 1020.6
08 20:53 NW 9 16.09 Fair CLR 11.1 0 47% 76.45 1019.5
08 19:53 W 11 16.09 Fair CLR 10 1.7 57% 9 76.43 1019.2
08 18:53 W 9 16.09 A Few Clouds FEW060 11.7 2.2 52% 76.38 1018.4
08 17:53 SW 11 16.09 A Few Clouds FEW065 13.3 1.7 46% 76.3 1017.2
08 16:53 SW 13 16.09 Partly Cloudy SCT070 15 0 36% 76.23 1016.3
08 15:53 SW 13 16.09 Partly Cloudy SCT070 15.6 0 16.1 12.2 35% 76.2 1015.7
08 14:53 Vrbl 7 16.09 Partly Cloudy SCT065 16.1 1.1 36% 76.15 1015.1
08 13:53 SE 7 16.09 Partly Cloudy SCT060 15.6 0.6 36% 76.15 1015.0
08 12:53 W 11 16.09 Partly Cloudy SCT055 14.4 3.9 50% 76.17 1015.3
08 11:53 W 6 16.09 Partly Cloudy SCT050 13.9 5.6 58% 76.23 1016.1
08 10:53 SW 13 16.09 Partly Cloudy SCT031 13.3 7.8 70% 76.28 1016.8
08 09:53 SW 7 16.09 Partly Cloudy FEW021 SCT031 12.2 8.3 12.2 7.8 77% 76.33 1017.3
08 08:53 Vrbl 6 14.48 Mostly Cloudy BKN021 BKN029 11.1 8.9 86% 76.33 1017.3
08 07:53 Calm 11.27 Partly Cloudy FEW024 SCT250 8.3 7.2 93% 76.25 1016.7
08 06:53 Calm 12.87 Partly Cloudy SCT024 8.3 7.2 93% 76.28 1016.8
08 05:53 Calm 16.09 Partly Cloudy SCT024 8.9 7.2 89% 76.23 1016.1
08 04:53 Calm 16.09 Mostly Cloudy BKN025 8.3 6.7 90% 76.23 1016.3
08 03:53 NE 6 16.09 A Few Clouds FEW035 8.3 6.7 11.7 7.2 90% 76.2 1015.7
08 02:53 Calm 16.09 A Few Clouds FEW040 7.8 6.1 89% 76.25 1016.5
08 01:53 Calm 16.09 A Few Clouds FEW037 8.9 6.7 86% 76.2 1015.7
08 00:53 N 7 16.09 A Few Clouds FEW037 9.4 7.2 86% 9 76.2 1015.6
07 23:53 Calm 16.09 A Few Clouds FEW037 10 7.2 83% 76.17 1015.4
Date Time (pst) 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)