Dallas weather by month

Dallas runs from an average daily high of 56°F in January to 96°F in August, with overnight lows between 36°F (January) and 76°F (July).

May is the wettest month (4.8 inches) and July the driest (2.1 inches); about 37 inches fall in a normal year.

Average highs reach 90°F or more in Jun-Aug.

Month by month in Dallas

Month	Average high	Average low	Rain (in)	Day trips open
January	56°F	36°F	2.5	50 of 50
February	61°F	40°F	2.8	50 of 50
March	69°F	48°F	3.3	50 of 50
April	76°F	55°F	3.2	50 of 50
May	84°F	64°F	4.8	50 of 50
June	92°F	72°F	3.7	50 of 50
July	96°F	76°F	2.1	50 of 50
August	96°F	76°F	2.2	50 of 50
September	89°F	68°F	2.7	50 of 50
October	78°F	57°F	4.4	50 of 50
November best	67°F	46°F	2.5	50 of 50
December	58°F	38°F	2.8	50 of 50

The numbers are from NOAA's station at Dallas Ft Worth Airport, Tx (USW00003927). Climate normals 1991-2020: long-run averages, not a forecast. "Day trips open" counts the places within 3 hours that are open or in season on the 15th, from our own place data.

Questions about Dallas weather

What is the best time to visit Dallas?

Our weather numbers do not single out a best month; pick from the table by the highs, lows and rain that suit your plans.

What is the hottest and coldest month in Dallas?

August is the hottest (average high 96°F) and January the coolest (average low 36°F).

When does it rain the most in Dallas?

May is the wettest month (4.8 inches) and July the driest (2.1 inches).

Does it snow in Dallas?

Very little: the station records about 1.6 inches of snow in a normal year.

Where do these weather numbers come from?

The numbers are from NOAA's station at Dallas Ft Worth Airport, Tx (USW00003927). They are 1991-2020 climate normals (long-run averages), not a forecast. For today's weather use the National Weather Service forecast.