Apex, NC

Climate overview — based on NOAA 1991-2020 normals from APEX, NC 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

Apex has an annual average temperature of 60.1°F with about 48.3 inches of precipitation per year and 4.8 inches of snow. The warmest month is July (average high 89.0°F), and the coldest is January (average low 30.9°F). September is typically the wettest month (5.27 in) and February the driest (3.00 in). Snow typically falls from November through March.

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
38.3°F
warmest to coldest month
Heating need
3,147
Cooling need
1,392

Best time to visit Apex

Full guide →

Climate change signal

All-time records →

113 of 366 (30.9%) of Apex'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.

1990s
77
2000s
120
2010s
121
2020s
48

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 50.9°F 30.9°F 40.9°F 3.65 in 2.9 in 10
February 54.4°F 32.6°F 43.5°F 3.00 in 1.0 in 10
March 61.9°F 39.1°F 50.5°F 4.08 in 0.4 in 11
April 71.6°F 47.6°F 59.6°F 3.63 in 10
May 78.7°F 56.7°F 67.7°F 3.83 in 10
June 85.7°F 65.2°F 75.4°F 4.33 in 11
July 89.0°F 69.4°F 79.2°F 5.07 in 12
August 87.4°F 67.7°F 77.5°F 4.64 in 10
September 81.5°F 61.7°F 71.6°F 5.27 in 9
October 71.8°F 49.5°F 60.7°F 3.71 in 8
November 62.2°F 39.5°F 50.9°F 3.45 in 0.3 in 8
December 53.9°F 34.1°F 44.0°F 3.67 in 0.2 in 11

Climate twins of Apex

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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