Rancho Cucamonga Hourly Forecast
Next 48 Hours
Tonight
Mostly clear this evening...becoming partly cloudy. Patchy fog overnight. Lows 44 to 52. Areas of winds southwest 10 mph this evening becoming light.
Wednesday
Partly cloudy with patchy fog in the morning... becoming sunny. Highs 75 to 80. Light winds becoming southwest 10 to 15 mph in the afternoon.
| Tue, Sep 17th | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
7 PM Clear  UV Index: 0 |
67°F Feels 67°F |
62% | 8.7 WSW | 29.88 inHg | 55.1°F | 0% |
8 PM Clear UV Index: 0 |
65°F Feels 65°F |
67% | 7.2 WSW | 29.89 inHg | 53°F | 0% |
9 PM Clear UV Index: 0 |
64°F Feels 64°F |
71% | 5.4 WSW | 29.91 inHg | 53.5°F | 0% |
10 PM Clear UV Index: 0 |
63°F Feels 63°F |
74% | 4.7 SW | 29.92 inHg | 54.1°F | 0% |
11 PM Clear UV Index: 0 |
62°F Feels 62°F |
77% | 3.8 SW | 29.91 inHg | 54.3°F | 0% |
Wednesday Night
Mostly clear in the evening, then mostly cloudy with a slight chance of showers overnight. Lows 44 to 54. Areas of winds southwest 10 to 15 mph in the evening becoming light. Chance of measurable precipitation 20 percent.
Thursday
Mostly cloudy in the morning...becoming partly cloudy. A slight chance of showers. Highs 74 to 80. Light winds becoming southwest 10 to 15 mph in the afternoon. Chance of measurable precipitation 20 percent.
| Wed, Sep 18th | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Clear UV Index: 0 |
61°F Feels 61°F |
80% | 3.4 SW | 29.9 inHg | 54.3°F | 0% |
1 AM Clear UV Index: 0 |
60°F Feels 60°F |
82% | 2.7 SW | 29.89 inHg | 54.4°F | 0% |
2 AM Clear UV Index: 0 |
59°F Feels 60°F |
85% | 2.9 SW | 29.88 inHg | 54.5°F | 0% |
3 AM Partly Cloudy  UV Index: 0 |
59°F Feels 60°F |
87% | 2.5 SW | 29.87 inHg | 54.6°F | 0% |
4 AM Partly Cloudy UV Index: 0 |
58°F Feels 59°F |
88% | 1.8 SW | 29.87 inHg | 54.8°F | 0% |
5 AM Partly Cloudy UV Index: 0 |
58°F Feels 58°F |
90% | 1.6 SW | 29.87 inHg | 54.9°F | 0% |
6 AM Partly Cloudy UV Index: 0 |
58°F Feels 58°F |
91% | 2.2 SSW | 29.88 inHg | 54.8°F | 0% |
7 AM Partly Cloudy  UV Index: 4 |
58°F Feels 58°F |
91% | 2.5 SW | 29.88 inHg | 54.6°F | 0% |
8 AM Partly Cloudy UV Index: 4 |
59°F Feels 59°F |
88% | 2.9 SW | 29.89 inHg | 54.4°F | 0% |
9 AM Partly Cloudy UV Index: 5 |
60°F Feels 61°F |
81% | 1.8 SSW | 29.9 inHg | 54.1°F | 0% |
10 AM Partly Cloudy UV Index: 5 |
64°F Feels 64°F |
75% | 3.4 SSE | 29.9 inHg | 53.9°F | 0% |
11 AM Sunny UV Index: 5 |
67°F Feels 67°F |
66% | 4.3 S | 29.88 inHg | 55.7°F | 0% |
12 PM SunnyUV Index: 6 |
69°F Feels 69°F |
57% | 5.6 SSW | 29.87 inHg | 54.3°F | 0% |
1 PM SunnyUV Index: 6 |
71°F Feels 71°F |
52% | 6 SW | 29.86 inHg | 53°F | 0% |
2 PM SunnyUV Index: 6 |
72°F Feels 72°F |
49% | 6.9 SW | 29.84 inHg | 51.9°F | 0% |
3 PM SunnyUV Index: 6 |
71°F Feels 71°F |
48% | 8.1 SW | 29.82 inHg | 51.6°F | 0% |
4 PM SunnyUV Index: 6 |
71°F Feels 71°F |
50% | 9.4 SW | 29.81 inHg | 51.9°F | 0% |
5 PM SunnyUV Index: 6 |
69°F Feels 69°F |
54% | 10.1 WSW | 29.81 inHg | 52.6°F | 0% |
6 PM SunnyUV Index: 5 |
67°F Feels 67°F |
62% | 9.4 WSW | 29.82 inHg | 53.4°F | 0% |
7 PM Clear UV Index: 0 |
65°F Feels 65°F |
67% | 8.1 WSW | 29.83 inHg | 53.8°F | 0% |
8 PM Clear UV Index: 0 |
64°F Feels 64°F |
71% | 6.7 WSW | 29.83 inHg | 54.2°F | 0% |
9 PM Clear UV Index: 0 |
63°F Feels 63°F |
76% | 5.8 WSW | 29.84 inHg | 54.7°F | 0% |
10 PM Clear UV Index: 0 |
62°F Feels 62°F |
78% | 5.8 WSW | 29.85 inHg | 54.9°F | 0% |
11 PM Clear UV Index: 0 |
61°F Feels 61°F |
75% | 5.6 SW | 29.86 inHg | 53.2°F | 0% |
Thursday Night
Partly cloudy. Lows 44 to 54. Areas of winds southwest 10 mph in the evening becoming light.
Friday
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 79 to 85.
| Thu, Sep 19th | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Partly Cloudy UV Index: 0 |
60°F Feels 60°F |
83% | 4.7 SW | 29.85 inHg | 55.1°F | 0% |
1 AM Partly Cloudy UV Index: 0 |
60°F Feels 60°F |
85% | 4.5 SW | 29.85 inHg | 55.1°F | 0% |
2 AM Partly Cloudy UV Index: 0 |
59°F Feels 60°F |
86% | 3.8 SW | 29.85 inHg | 55°F | 0% |
3 AM Partly Cloudy UV Index: 0 |
59°F Feels 59°F |
87% | 4 SW | 29.85 inHg | 55.1°F | 0% |
4 AM Partly Cloudy UV Index: 0 |
59°F Feels 59°F |
88% | 4 SW | 29.85 inHg | 55.1°F | 0% |
5 AM Overcast  UV Index: 0 |
59°F Feels 59°F |
89% | 3.8 SW | 29.85 inHg | 55.1°F | 0% |
6 AM Overcast UV Index: 0 |
58°F Feels 59°F |
89% | 3.6 SW | 29.87 inHg | 55°F | 0% |
7 AM Overcast  UV Index: 3 |
58°F Feels 59°F |
89% | 3.4 SW | 29.88 inHg | 55°F | 0% |
8 AM Cloudy  UV Index: 3 |
59°F Feels 59°F |
89% | 3.1 SW | 29.89 inHg | 55°F | 0% |
9 AM Cloudy UV Index: 4 |
59°F Feels 60°F |
85% | 3.4 SSW | 29.9 inHg | 54.8°F | 0% |
10 AM Cloudy UV Index: 4 |
60°F Feels 60°F |
83% | 4.5 SSW | 29.91 inHg | 54.7°F | 0% |
11 AM Cloudy UV Index: 4 |
62°F Feels 62°F |
81% | 5.1 SSW | 29.92 inHg | 54.6°F | 0% |
12 PM Cloudy UV Index: 4 |
64°F Feels 64°F |
70% | 6.3 SW | 29.9 inHg | 53.8°F | 0% |
1 PM Cloudy UV Index: 4 |
66°F Feels 66°F |
64% | 7.4 SW | 29.89 inHg | 53.3°F | 0% |
2 PM SunnyUV Index: 5 |
67°F Feels 67°F |
59% | 8.9 SW | 29.88 inHg | 52.9°F | 0% |
3 PM SunnyUV Index: 5 |
67°F Feels 67°F |
60% | 10.3 SW | 29.86 inHg | 53.2°F | 0% |
4 PM SunnyUV Index: 5 |
67°F Feels 67°F |
60% | 10.5 SW | 29.85 inHg | 53.3°F | 0% |
5 PM Partly Cloudy UV Index: 5 |
66°F Feels 66°F |
61% | 10.3 SW | 29.84 inHg | 53.4°F | 0% |
6 PM Partly Cloudy UV Index: 5 |
65°F Feels 65°F |
67% | 9.6 SW | 29.86 inHg | 53.7°F | 0% |
Currently
 |
72°F |
29.88in
Barometer 48%
Humidity West 13.8mph Wind |
| Fair | ||
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