Eastvale Climate by Month
Eastvale, California, United States
Hot summers and mild winters, with little rain, mostly from December to March.
The climate in Eastvale is one of hot summers and mild winters, with little rain, mostly from December to March. Expect highs of 92°F (34°C) in August and 68°F (20°C) in December, with the coldest nights (December) near 42°F (6°C). It gets only 12 in (308 mm) of rain a year. May to September are almost completely dry.
- Warmest month
- 92°F(34°C)
- Average high, August
- Coldest nights
- 42°F(6°C)
- Average low, December
- Rain per year
- 12 in(308 mm)
- Wettest: February
- Humidity
- 50%
- Sunniest: June
Best and worst months in Eastvale
Best for weatherApril, May and November are the best time for weather in Eastvale: highs near 77°F (25°C) and about 0.7 in (18 mm) of rain a month.
Least pleasantAugust and September are the least pleasant; August is the hottest, with highs of 92°F (34°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in November.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Eastvale weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 69°F(20°C) | 43°F(6°C) | 2.5 in(64 mm) | 52% | 2.9 |
| FebFebruary | 69°F(20°C) | 44°F(7°C) | 2.8 in(72 mm) | 51% | 3.4 |
| MarMarch | 71°F(22°C) | 47°F(8°C) | 1.9 in(48 mm) | 53% | 4.9 |
| AprAprilBest | 76°F(25°C) | 49°F(10°C) | 0.9 in(23 mm) | 52% | 5.9 |
| MayMayBest | 79°F(26°C) | 54°F(12°C) | 0.2 in(6 mm) | 54% | 6.4 |
| JunJune | 85°F(29°C) | 58°F(14°C) | 0.0 in(1 mm) | 54% | 7.0 |
| JulJuly | 90°F(32°C) | 62°F(16°C) | 0.0 in(1 mm) | 53% | 6.9 |
| AugAugust | 92°F(34°C) | 63°F(17°C) | 0.0 in(1 mm) | 47% | 6.6 |
| SepSeptember | 90°F(32°C) | 60°F(16°C) | 0.2 in(4 mm) | 47% | 5.5 |
| OctOctober | 83°F(28°C) | 54°F(12°C) | 0.4 in(11 mm) | 46% | 4.2 |
| NovNovemberBest | 75°F(24°C) | 47°F(8°C) | 1.0 in(25 mm) | 44% | 3.3 |
| DecDecember | 68°F(20°C) | 42°F(6°C) | 2.0 in(52 mm) | 47% | 2.6 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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