Las Vegas Climate by Month
Las Vegas, Nevada, United States
Very hot summers and cool winters, with almost no rain.
Very hot summers and cool winters, with almost no rain: that's Las Vegas's climate in short. Expect highs of 106°F (41°C) in July and 58°F (15°C) in December, with the coldest nights (December) near 37°F (3°C). It gets only 4.0 in (102 mm) of rain a year. April, May, June, September, October and November are almost completely dry. The air is dry, averaging 27% relative humidity.
- Warmest month
- 106°F(41°C)
- Average high, July
- Coldest nights
- 37°F(3°C)
- Average low, December
- Rain per year
- 4.0 in(102 mm)
- No clear rainy season
- Humidity
- 27%
- Sunniest: June
Best and worst months in Las Vegas
Best for weatherMarch and April are the best time for weather in Las Vegas: highs near 76°F (25°C) and almost no rain.
Least pleasantJuly and August are the least pleasant; July is the hottest, with highs of 106°F (41°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 March.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Las Vegas weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 60°F(15°C) | 38°F(3°C) | 0.4 in(11 mm) | 42% | 2.8 |
| FebFebruary | 64°F(18°C) | 42°F(5°C) | 0.7 in(18 mm) | 36% | 3.7 |
| MarMarchBest | 73°F(23°C) | 48°F(9°C) | 0.4 in(10 mm) | 28% | 5.3 |
| AprAprilBest | 80°F(27°C) | 54°F(12°C) | 0.2 in(4 mm) | 22% | 6.6 |
| MayMay | 90°F(32°C) | 63°F(17°C) | 0.2 in(4 mm) | 19% | 7.6 |
| JunJune | 101°F(38°C) | 73°F(23°C) | 0.0 in(1 mm) | 14% | 8.2 |
| JulJuly | 106°F(41°C) | 79°F(26°C) | 0.4 in(11 mm) | 19% | 7.5 |
| AugAugust | 104°F(40°C) | 78°F(25°C) | 0.5 in(12 mm) | 20% | 6.8 |
| SepSeptember | 96°F(36°C) | 69°F(21°C) | 0.2 in(6 mm) | 21% | 6.0 |
| OctOctober | 83°F(28°C) | 56°F(14°C) | 0.3 in(7 mm) | 24% | 4.5 |
| NovNovember | 69°F(20°C) | 44°F(7°C) | 0.2 in(6 mm) | 32% | 3.3 |
| DecDecember | 58°F(15°C) | 37°F(3°C) | 0.5 in(12 mm) | 45% | 2.5 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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