TX · climate averages
Dallas Weather by Month
These are climate averages, not a forecast. Station Dallas Love FLD (USW00013960), 4.8 miles from downtown, elevation 440 ft.
Dallas's warmest month is August (avg high 97.1°F), coldest is January (avg low 37.9°F) and wettest is October (4.79 in), per NOAA 1991–2020 climate normals.
- Warmest high August 97.1°F
- Coldest low January 37.9°F
- Wettest month October 4.79 in
- Year of rain 12 months 38.32 in
Monthly Averages
Dallas's 12 monthly precipitation normals add up to 38.32 inches a year.
July is the driest month, with a precipitation normal of 1.71 inches.
February, March and December are the months with a snowfall normal above 0.1 inch, and they sum to 1.5 inches.
Dallas averages 82.2 days a year with at least 0.01 inch of precipitation.
| Month | Avg high | Avg low | Precipitation | Days ≥ 0.01 in | Snow |
|---|---|---|---|---|---|
| January | 57.7°F | 37.9°F | 2.59 in | 7.0 | 0.1 in |
| February | 62.0°F | 41.9°F | 2.78 in | 6.9 | 0.9 in |
| March | 69.9°F | 49.4°F | 3.45 in | 8.1 | 0.3 in |
| April | 77.4°F | 56.8°F | 3.15 in | 7.3 | 0.0 in |
| May | 84.9°F | 66.0°F | 4.57 in | 9.4 | 0.0 in |
| June | 92.7°F | 73.8°F | 3.83 in | 7.3 | 0.0 in |
| July | 96.9°F | 77.7°F | 1.71 in | 4.9 | 0.0 in |
| August | 97.1°F | 77.4°F | 2.19 in | 5.1 | 0.0 in |
| September | 90.0°F | 70.1°F | 3.10 in | 5.6 | 0.0 in |
| October | 79.5°F | 58.7°F | 4.79 in | 7.2 | 0.0 in |
| November | 67.8°F | 47.8°F | 2.93 in | 6.5 | 0.1 in |
| December | 59.2°F | 39.8°F | 3.23 in | 6.9 | 0.3 in |
Warmest, Coldest and Wettest Months
The warmest month is August, with an average high of 97.1°F.
The coldest month is January, with an average low of 37.9°F.
The wettest month is October, at 4.79 inches of precipitation over about 7.2 days.
In Dallas, four months (June, July, August and September) have an average high of at least 90°F.
The range from the lowest average low to the highest average high in Dallas is 59.2°F.
In August, the average high in Dallas is 19.7°F above the average low.
Best Months to Visit Dallas for Weather
April and November meet the weather rule on this page: an average high from 65 to 85°F and precipitation below 3.19 inches.
The rule keeps a month when the average high is from 65 to 85°F and precipitation is below 3.19 inches, the mean of the twelve monthly precipitation normals.
- April · 77.4°F
- November · 67.8°F
Nearby cities
Austin is the closest other city on this site, 181.6 miles away. Its July average high is 96.6°F, 0.3°F cooler than Dallas.
About This Data
Source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991–2020. Station: DALLAS LOVE FLD (USW00013960), 4.8 mi from downtown, elevation 440 ft. Climate normals are 30-year averages, not forecasts. MonthSky is not affiliated with NOAA.
Palecki, Michael; Durre, Imke; Applequist, Scott; Arguez, Anthony; Lawrimore, Jay (2021). U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020). NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.25921/wck8-er13. Accessed 2026-10-21.
U.S. Government work.
NOAA and NCEI cannot provide any warranty as to the accuracy, reliability, or completeness of furnished data. Users assume responsibility to determine the usability of these data. The user is responsible for the results of any application of this data for other than its intended purpose.
NOAA and NCEI make no warranty, expressed or implied, regarding these data, nor does the fact of distribution constitute such a warranty. NOAA and NCEI cannot assume liability for any damages caused by any errors or omissions in these data. If appropriate, NCEI can only certify that the data it distributes are an authentic copy of the records that were accepted for inclusion in the NCEI archives.
These pages are built automatically from public NOAA data.
U.S. Monthly Climate Normals (1991-2020) dataset
NCEI dataset landing page for the monthly normals
FAQ
What is the hottest month in Dallas?
August is the warmest, with an average high of 97.1°F.
What is the wettest month in Dallas?
October is the wettest, at 4.79 inches over about 7.2 days.
How many rainy days does Dallas get a year?
The monthly counts of days with at least 0.01 inch of precipitation add up to 82.2 days.
When is the best time to visit Dallas for weather?
April and November meet the rule used on this page: average high from 65 to 85°F and precipitation below the monthly mean of 3.19 inches.