Fort Supply, OK

Climate overview — based on NOAA 1991-2020 normals from FT SUPPLY 3SE, OK US.

Cfa Humid subtropical climate 7a USDA hardiness Zone 7a

Year-round temperatures (°F)

10° 30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Fort Supply has an annual average temperature of 56.9°F with about 25.2 inches of precipitation per year and 12.4 inches of snow. The warmest month is July (average high 94.0°F), and the coldest is January (average low 19.5°F). June is typically the wettest month (3.77 in) and February the driest (0.76 in). Snow typically falls from November through March.

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
47.2°F
warmest to coldest month
Heating need
4,320
Cooling need
1,398

Best time to visit Fort Supply

Full guide →

Climate change signal

All-time records →

0 of 366 (0%) of Fort Supply'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.

1940s
46
1950s
92
1960s
39
1970s
39
1980s
34
1990s
39
2000s
58
2010s
19

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 47.8°F 19.5°F 33.6°F 0.92 in 2.7 in 4
February 52.2°F 22.6°F 37.4°F 0.76 in 1.9 in 4
March 61.6°F 31.5°F 46.5°F 1.92 in 3.5 in 6
April 70.8°F 40.9°F 55.8°F 2.19 in 0.1 in 7
May 79.3°F 52.4°F 65.9°F 3.19 in 8
June 88.2°F 63.2°F 75.7°F 3.77 in 7
July 94.0°F 67.6°F 80.8°F 2.63 in 6
August 92.6°F 65.2°F 78.9°F 3.07 in 7
September 84.7°F 56.0°F 70.3°F 1.99 in 5
October 72.6°F 42.9°F 57.7°F 2.49 in 0.1 in 6
November 59.8°F 30.2°F 45.0°F 1.05 in 0.4 in 4
December 48.6°F 21.4°F 35.0°F 1.24 in 3.7 in 4

Climate twins of Fort Supply

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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