Coppell, TX

Climate overview — based on NOAA 1991-2020 normals from GRAPEVINE DAM, 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

Coppell has an annual average temperature of 65.4°F with about 38.9 inches of precipitation per year. The warmest month is August (average high 95.7°F), and the coldest is January (average low 34.1°F). May is typically the wettest month (4.73 in) and August the driest (2.09 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
39.9°F
warmest to coldest month
Heating need
2,169
Cooling need
2,325

Best time to visit Coppell

Full guide →

Climate change signal

All-time records →

23 of 366 (6.3%) of Coppell'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.

1890s
0
1900s
58
1910s
78
1940s
0
1950s
37
1960s
24
1970s
22
1980s
28
1990s
37
2000s
36
2010s
36
2020s
10

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 55.7°F 34.1°F 44.9°F 2.62 in 8
February 60.3°F 38.3°F 49.3°F 2.73 in 0.1 in 8
March 67.7°F 45.4°F 56.6°F 3.59 in 9
April 75.3°F 53.5°F 64.4°F 3.53 in 8
May 82.5°F 62.8°F 72.7°F 4.73 in 10
June 90.8°F 71.1°F 80.9°F 3.75 in 8
July 95.3°F 74.1°F 84.7°F 2.25 in 5
August 95.7°F 73.9°F 84.8°F 2.09 in 6
September 88.6°F 66.7°F 77.7°F 3.45 in 7
October 78.4°F 55.1°F 66.7°F 4.46 in 8
November 66.3°F 44.7°F 55.5°F 2.78 in 7
December 57.7°F 36.3°F 47.0°F 2.91 in 8

Climate twins of Coppell

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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