Dallas Climate by Month
Dallas, Texas, United States
Very hot summers and cool winters, with rain spread through the year.
The climate in Dallas is one of very hot summers and cool winters, with rain spread through the year. Expect highs of 97°F (36°C) in July and 58°F (14°C) in January, with the coldest nights (January) near 37°F (3°C). About 37 in (937 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 97°F(36°C)
- Average high, July
- Coldest nights
- 37°F(3°C)
- Average low, January
- Rain per year
- 37 in(937 mm)
- No clear rainy season
- Humidity
- 61%
- Sunniest: July
Best and worst months in Dallas
Best for weatherThe most comfortable weather comes in March, April and November, with highs around 72°F (22°C) and about 3.1 in (79 mm) of rain a month.
Least pleasantJuly and August are the least pleasant; August is the hottest, with highs of 97°F (36°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 April.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Dallas weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 58°F(14°C) | 37°F(3°C) | 2.2 in(57 mm) | 63% | 2.5 |
| FebFebruary | 62°F(17°C) | 42°F(5°C) | 2.8 in(70 mm) | 61% | 3.2 |
| MarMarchBest | 70°F(21°C) | 48°F(9°C) | 3.1 in(79 mm) | 64% | 4.1 |
| AprAprilBest | 78°F(26°C) | 56°F(13°C) | 3.8 in(96 mm) | 62% | 5.3 |
| MayMay | 85°F(30°C) | 65°F(18°C) | 4.6 in(117 mm) | 67% | 5.5 |
| JunJune | 93°F(34°C) | 73°F(23°C) | 3.7 in(95 mm) | 62% | 6.2 |
| JulJuly | 97°F(36°C) | 76°F(25°C) | 2.1 in(54 mm) | 57% | 6.7 |
| AugAugust | 97°F(36°C) | 76°F(25°C) | 2.3 in(58 mm) | 56% | 6.0 |
| SepSeptember | 90°F(32°C) | 69°F(20°C) | 3.1 in(79 mm) | 58% | 5.0 |
| OctOctober | 80°F(27°C) | 58°F(14°C) | 4.0 in(101 mm) | 58% | 3.8 |
| NovNovemberBest | 68°F(20°C) | 47°F(8°C) | 2.4 in(62 mm) | 62% | 2.7 |
| DecDecember | 59°F(15°C) | 39°F(4°C) | 2.7 in(69 mm) | 60% | 2.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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