Franklin, NH

Climate overview — based on NOAA 1991-2020 normals from FRANKLIN FALLS DAM, NH 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

Franklin has an annual average temperature of 45.2°F with about 45.5 inches of precipitation per year. The warmest month is July (average high 81.8°F), and the coldest is January (average low 8.8°F). October is typically the wettest month (4.93 in) and February the driest (2.80 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
50.6°F
warmest to coldest month
Heating need
7,365
Cooling need
231

Best time to visit Franklin

Full guide →

Climate change signal

All-time records →

57 of 366 (15.6%) of Franklin'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
26
1950s
106
1960s
3
1970s
61
1980s
71
1990s
27
2010s
37
2020s
35

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 29.7°F 8.8°F 19.3°F 3.13 in
February 33.1°F 10.2°F 21.7°F 2.80 in
March 41.9°F 19.8°F 30.9°F 3.31 in
April 55.7°F 30.7°F 43.2°F 3.49 in
May 67.7°F 42.7°F 55.2°F 3.62 in
June 76.1°F 52.2°F 64.2°F 4.28 in
July 81.8°F 57.9°F 69.9°F 4.20 in
August 79.6°F 55.9°F 67.8°F 4.07 in
September 71.7°F 48.1°F 59.9°F 3.72 in
October 59.1°F 37.2°F 48.2°F 4.93 in
November 45.8°F 26.4°F 36.1°F 3.93 in
December 34.7°F 16.9°F 25.8°F 3.99 in

Climate twins of Franklin

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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