Leominster (MA) Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Leominster.

Climate overview of Leominster

Leominster, Massachusetts, United States of America, sees big temperature differences between seasons, with July peaking at 28°C (82°F) and February dropping to 1°C (34°F).

Rain/snowfall is high, totalling around 1223 mm (48 in) per year. June is the wettest month and January the driest. Sunshine peaks in May, when the city sees around 10.0 hours of sunshine per day.

Leominster Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Leominster — and find the best time to visit.

Monthly Temperature in Leominster

Visitors to Leominster can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in July, the warmest time of the year, to a very cold 1°C (34°F) during cooler months like February.

At night, you can expect temperatures ranging from 17°C (63°F) in July to around -9°C (16°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Leominster

Leominster is known for its substantial rain/snowfall, with annual precipitation reaching 1223 mm (48 in). While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 134 mm (5.3 in) of precipitation, spread over 15 rainy days.

In contrast, the driest month January experiences a drier climate, with about 81 mm (3.2 in) of snowfall spread across 12 snowy days. For more details, please visit our Leominster Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Leominster

Seasonal changes in sunshine hours are quite dramatic in Leominster. While May receives considerable daily sunshine with up to 10.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Boston, the United States of America (62 KM, 38 Miles).

Daily hours of sunshine

Data from: Boston, the United States of America (62 KM, 38 Miles).

Humidity in Leominster by Month

Best Time to Visit Leominster

During May, June, July, August and September, Leominster experiences its most favorable weather, with temperatures between 21°C (69°F) and 28°C (83°F). These mild conditions make it an excellent time for a visit.

The weather does bring rainfall during this period, between 86 mm (3.4 in) and 134 mm (5.3 in).

Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

Frequently asked questions about the climate in Leominster

What is the best time to visit Leominster?

May and September typically offer the most optimal weather in Leominster. In contrast, January, February, March, November and December tend to have less optimal conditions.

What temperatures can I expect in Leominster?

Daytime highs range from 1°C (34°F) in February to 28°C (82°F) in July. Nighttime lows range from -9°C (16°F) to 17°C (63°F). Temperatures vary considerably through the year.

How much rain does Leominster get?

Annual rainfall is around 1223 mm (48 in). June is the wettest month with 134 mm (5.3 in), while January is the driest with 81 mm (3.2 in).

How sunny is Leominster?

Leominster receives around 2,665 hours of sunshine per year. May is the sunniest month with 301 hours, while December is the cloudiest with just 141 hours. Overall, Leominster enjoys abundant sunshine.

Leominster 3-Day Forecast

Leominster (MA) 3-Day Forecast

Leominster on the map

Leominster is highlighted — select any city to see its climate.

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Where to go in July — average daytime high across popular destinations.

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