Leominster, MA

Climate overview — based on NOAA 1991-2020 normals from FITCHBURG MUNI AP, MA US.

Dfa Hot-summer humid continental 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

Leominster has an annual average temperature of 48.9°F with about 43.4 inches of precipitation per year. The warmest month is July (average high 83.4°F), and the coldest is January (average low 15.6°F). October is typically the wettest month (4.48 in) and January the driest (2.65 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
47.5°F
warmest to coldest month
Heating need
6,255
Cooling need
453

Best time to visit Leominster

Full guide →

Climate change signal

All-time records →

161 of 366 (44%) of Leominster'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
22
2000s
116
2010s
134
2020s
94

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 34.2°F 15.6°F 24.9°F 2.65 in 10
February 37.3°F 17.0°F 27.1°F 2.82 in 10
March 45.4°F 25.2°F 35.3°F 3.82 in 11
April 58.4°F 35.4°F 46.9°F 3.78 in 12
May 69.5°F 46.1°F 57.8°F 3.60 in 13
June 78.0°F 55.9°F 67.0°F 4.11 in 13
July 83.4°F 61.5°F 72.4°F 3.52 in 11
August 81.7°F 59.6°F 70.7°F 3.36 in 12
September 74.2°F 51.4°F 62.8°F 3.98 in 11
October 61.8°F 39.5°F 50.7°F 4.48 in 12
November 50.1°F 30.2°F 40.2°F 3.58 in 11
December 39.7°F 21.9°F 30.8°F 3.67 in 11

Climate twins of Leominster

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

Compare Leominster to another city