Currently: 67 °F. Clear. (Weather station: Ontario International Airport, USA). See more current weatherRancho Cucamonga Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
57
61
65
69
73
77
81
85
89
93
97
Aug 10 – Aug 16
Lo:63
Wed, 13
Hi:95
9
Lo:64
Thu, 14
Hi:93
9
Lo:59
Fri, 15
Hi:91
10
Lo:60
Sat, 16
Hi:88
10
Aug 17 – Aug 23
Lo:59
Sun, 17
Hi:90
9
Lo:61
Mon, 18
Hi:91
9
Lo:58
Tue, 19
Hi:97
9
Lo:67
Wed, 20
Hi:96
9
Lo:70
Thu, 21
Hi:97
9
Lo:71
Fri, 22
Hi:97
10
Lo:71
Sat, 23
Hi:97
9
Aug 24 – Aug 30
Lo:71
Sun, 24
Hi:98
10
Lo:71
Mon, 25
Hi:98
9
Lo:71
Tue, 26
Hi:98
10
Lo:71
Wed, 27
Hi:98
9
Wed, Aug 13
95 / 63 °F
Sunny.
Feels Like: 94 °F
Humidity: 31%
Precipitation: Rain: 0 Snow: 0
Precipitation Chance: 1%
SW
Wind: 9 mph
2 Week Extended Forecast in Rancho Cucamonga, California, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Wed Aug 13 |  | 95 / 63 °F | Sunny. | 94 °F | 9 mph | ↑ | 31% | 1% | 0.00" | 7 (High) | 6:10 am | 7:39 pm |
| Thu Aug 14 | | 93 / 64 °F | Sunny. | 90 °F | 9 mph | ↑ | 30% | 0% | 0.00" | 7 (High) | 6:11 am | 7:37 pm |
| Fri Aug 15 | | 91 / 59 °F | Sunny. | 88 °F | 10 mph | ↑ | 29% | 0% | 0.00" | 7 (High) | 6:12 am | 7:36 pm |
| Sat Aug 16 | | 88 / 60 °F | Sunny. | 86 °F | 10 mph | ↑ | 36% | 5% | 0.00" | 7 (High) | 6:12 am | 7:35 pm |
| Sun Aug 17 | | 90 / 59 °F | Sunny. | 87 °F | 9 mph | ↑ | 32% | 0% | 0.00" | 7 (High) | 6:13 am | 7:34 pm |
| Mon Aug 18 | | 91 / 61 °F | Sunny. | 89 °F | 9 mph | ↑ | 33% | 0% | 0.00" | 7 (High) | 6:14 am | 7:33 pm |
| Tue Aug 19 | | 97 / 58 °F | Sunny. | 93 °F | 9 mph | ↑ | 23% | 0% | 0.00" | 7 (High) | 6:15 am | 7:32 pm |
| Wed Aug 20 |  | 96 / 67 °F | Morning clouds. | 92 °F | 9 mph | ↑ | 19% | 4% | 0.00" | 3 (Moderate) | 6:15 am | 7:30 pm |
| Thu Aug 21 |  | 97 / 70 °F | Mostly sunny. | 94 °F | 9 mph | ↑ | 21% | 4% | 0.00" | 5 (Moderate) | 6:16 am | 7:29 pm |
| Fri Aug 22 | | 97 / 71 °F | Scattered clouds. | 94 °F | 10 mph | ↑ | 19% | 4% | 0.00" | 7 (High) | 6:17 am | 7:28 pm |
| Sat Aug 23 |  | 97 / 71 °F | Broken clouds. | 94 °F | 9 mph | ↑ | 18% | 5% | 0.00" | 5 (Moderate) | 6:17 am | 7:27 pm |
| Sun Aug 24 | | 98 / 71 °F | Scattered clouds. | 94 °F | 10 mph | ↑ | 16% | 4% | 0.00" | 7 (High) | 6:18 am | 7:26 pm |
| Mon Aug 25 | | 98 / 71 °F | Increasing cloudiness. | 93 °F | 9 mph | ↑ | 13% | 4% | 0.00" | 3 (Moderate) | 6:19 am | 7:24 pm |
| Tue Aug 26 | | 98 / 71 °F | Mostly sunny. | 94 °F | 10 mph | ↑ | 16% | 3% | 0.00" | 5 (Moderate) | 6:20 am | 7:23 pm |
| Wed Aug 27 | | 98 / 71 °F | Sunny. | 95 °F | 9 mph | ↑ | 22% | 3% | 0.00" | 5 (Moderate) | 6:20 am | 7:22 pm |
| * Updated Tuesday, August 12, 2025 8:24:09 pm Rancho Cucamonga time - Weather by CustomWeather, © 2025 | ||||||||||||