Yearly weather and climate in Dallas, United States
The yearly weather in Dallas runs from around 3°C in January to 38°C in August. August is the driest month at 2 rainy days; May the wettest at 15. Here is the annual climate data, so you know what you are packing for.
Best time to visit
The best weather is typically in Oct, Nov, with mild temperatures and lower rainfall.
Sunshine
Expect up to 12.7 hours of clear skies in Aug, but only 7.3 hours in Dec. Pack sunglasses and SPF accordingly.
Rainfall
It rains the most in May (218mm over 15 days). A reliable rain jacket is a must-have if visiting then.
Day-to-night swings
Temperatures typically drop by 10°C from day to night. Make sure to pack layers for the evenings.
Average temperatures and rainfall
Daily highs and lows in Dallas, averaged over 10 years of recorded weather, with the number of days it typically rains.
- 1456°338°8Jan
- 1864°745°9Feb
- 2170°1151°11Mar
- 2475°1457°11Apr
- 2983°1967°15May
- 3391°2373°13Jun
- 3595°2577°10Jul
- 38101°2781°2Aug
- 3391°2272°10Sep
- 2883°1763°6Oct
- 2068°1050°6Nov
- 1661°744°8Dec
Bars span the average daily low to high. Numbers under the drop are rainy days per month (1mm or more) — hover a month for its total rainfall. Aug is typically driest at 2 days (13mm); May the wettest at 15 days (218mm).
| Month | Average high | Average low | Rainy days | Total rainfall |
|---|---|---|---|---|
| Jan | 14°C | 3°C | 8 | 81mm |
| Feb | 18°C | 7°C | 9 | 101mm |
| Mar | 21°C | 11°C | 11 | 147mm |
| Apr | 24°C | 14°C | 11 | 167mm |
| May | 29°C | 19°C | 15 | 218mm |
| Jun | 33°C | 23°C | 13 | 127mm |
| Jul | 35°C | 25°C | 10 | 95mm |
| Aug | 38°C | 27°C | 2 | 13mm |
| Sep | 33°C | 22°C | 10 | 64mm |
| Oct | 28°C | 17°C | 6 | 128mm |
| Nov | 20°C | 10°C | 6 | 119mm |
| Dec | 16°C | 7°C | 8 | 106mm |
Weather data by Open-Meteo.com
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