Devens Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Devens.
Climate overview of Devens
The climate in Devens, United States of America, is marked by large temperature swings across the seasons, ranging from 29°C (84°F) in July to 2°C (36°F) in January.
The city receives considerable rain/snowfall, with around 1204 mm (47 in) annually. June is the wettest month. It has warm summers and very cold winters. The most sunshine falls in May, with an average of 10.0 hours of daily sunshine.
Devens Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Devens - and find the best time to visit.
Monthly Temperature in Devens
In Devens, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 29°C (84°F) in July to a very cold 2°C (36°F) in the coolest month, January.
Nights vary from 17°C (63°F) in July to around -9°C (16°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Devens
Devens experiences significant rain/snowfall throughout the year, averaging 1204 mm (47 in) of precipitation annually. Precipitation levels in Devens remain relatively steady throughout the year. June has the most rain, with 124 mm (4.9 in) over 14 days. In the driest month January, this drops slightly to 82 mm (3.2 in), making the city's climate fairly predictable. For more details, please visit our Devens Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Devens
For those who appreciate different seasons, Devens serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 10.0 hours of sunshine daily, and embrace the darker days in December, offering only 4.7 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Devens by Month
The relative humidity is high throughout the year in Devens.
The city experiences its highest humidity in August, reaching 72%. In February, the humidity drops to its lowest level at 62%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Devens
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May and September
- Warmest weather: July and August
- Most sunshine: May and July
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -9°C (16°F).
Frequently asked questions about the climate in Devens
What is the best time to visit Devens?
May and September typically offer the most optimal weather in Devens. In contrast, January, February, March and December tend to have less optimal conditions. Devens has warm summers and very cold winters.
What temperatures can I expect in Devens?
Daytime highs range from 2°C (36°F) in January to 29°C (84°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 Devens get?
Annual rainfall is around 1204 mm (47 in). June is the wettest month with 124 mm (4.9 in), while January is the driest with 82 mm (3.2 in).
How sunny is Devens?
Devens 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, Devens enjoys abundant sunshine.
Devens 3-Day Forecast
Devens 3-Day Forecast
Devens on the map
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