Sanford, ME

Climate overview — based on NOAA 1991-2020 normals from SANFORD 2 NNW, ME US.

Dfb Warm-summer humid continental climate 6a USDA hardiness Zone 6a

Year-round temperatures (°F)

20° 40° 60° 80° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Sanford has an annual average temperature of 45.5°F with about 51.3 inches of precipitation per year. The warmest month is July (average high 81.3°F), and the coldest is January (average low 9.9°F). October is typically the wettest month (5.35 in) and February the driest (3.62 in).

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
47.9°F
warmest to coldest month
Heating need
7,206
Cooling need
183

Best time to visit Sanford

Full guide →

Climate change signal

All-time records →

67 of 366 (18.3%) of Sanford'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.

1950s
38
1960s
46
1970s
53
1980s
35
1990s
54
2000s
48
2010s
46
2020s
46

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 31.7°F 9.9°F 20.8°F 3.68 in 10
February 35.3°F 11.3°F 23.3°F 3.62 in 8
March 43.5°F 19.9°F 31.7°F 4.70 in 10
April 56.8°F 30.4°F 43.6°F 4.60 in 10
May 67.8°F 40.8°F 54.3°F 3.83 in 11
June 76.2°F 50.5°F 63.3°F 4.56 in 12
July 81.3°F 56.1°F 68.7°F 3.96 in 11
August 80.3°F 54.5°F 67.4°F 3.94 in 9
September 72.8°F 47.0°F 59.9°F 3.82 in 9
October 60.5°F 35.6°F 48.1°F 5.35 in 11
November 48.2°F 26.7°F 37.5°F 4.46 in 10
December 37.2°F 17.3°F 27.3°F 4.79 in 11

Climate twins of Sanford

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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