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Current
Hourly
7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Ontario, CA
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Daily Historical Averages
August 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
28°
14
30°
15
32°
16
33°
17
35°
18
35°
19
36°
20
36°
21
35°
22
35°
23
34°
24
36°
25
37°
26
36°
27
36°
28
29
30
31
Forecast
Thursday, August 13, 2026
Day
28°
Feels 29
Wind
20 km/h SW
Gust
30 km/h
Humidity
43%
P.O.P
20%
Night
18°
Feels 18
Wind
20 km/h W
Gust
29 km/h
Humidity
85%
P.O.P
20%
Historical Averages
Aug 13
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
August
Average Temperature
High
34°
Feels 35
Low
19°
Feels 19
Average Precipitation
0 Days
Rain amount
1.5mm
Snow amount
0cm