Grand Prairie, TX

Climate overview — based on NOAA 1991-2020 normals from JOE POOL LAKE, TX US.

Cfa Humid subtropical climate 8b USDA hardiness Zone 8b

Year-round temperatures (°F)

30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Grand Prairie has an annual average temperature of 65.6°F with about 41.1 inches of precipitation per year. The warmest month is August (average high 96.8°F), and the coldest is January (average low 32.6°F). October is typically the wettest month (4.96 in) and July the driest (2.33 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
39.1°F
warmest to coldest month
Heating need
2,076
Cooling need
2,292

Best time to visit Grand Prairie

Full guide →

Climate change signal

All-time records →

42 of 366 (11.5%) of Grand Prairie's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1980s
0
1990s
183
2000s
89
2010s
77
2020s
17

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 58.3°F 32.6°F 45.5°F 2.73 in 8
February 61.9°F 37.5°F 49.7°F 2.95 in 7
March 69.2°F 45.0°F 57.1°F 3.80 in 7
April 76.8°F 52.8°F 64.8°F 3.66 in 6
May 83.9°F 60.8°F 72.3°F 4.70 in 9
June 91.6°F 68.5°F 80.1°F 4.24 in 7
July 95.5°F 72.7°F 84.1°F 2.33 in 5
August 96.8°F 72.5°F 84.6°F 2.37 in 6
September 90.4°F 66.2°F 78.3°F 3.12 in 6
October 79.6°F 54.3°F 67.0°F 4.96 in 6
November 67.6°F 44.6°F 56.1°F 3.17 in 5
December 60.2°F 35.0°F 47.6°F 3.03 in 6

Climate twins of Grand Prairie

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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