Best year time to visit Town of Westford

General weather information about Town of Westford

Average annual temperature is 10.7 °C

Absolute maximum temperature: 33.3 °C

Absolute minimum temperature: -25.3 °C

Number of sunny days: 162 days

Number of rainy days: 187 days

Number of snow days: 16 days

* Weather data for Town of Westford United States is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	12.1	15.3	16.1	30.8	30.4	32.4	31.8	28.5	33.3	27.7	18.3	16.4
Average daytime temperature (°C)	5.4	5.4	7.6	15.8	21.1	23.4	27.8	25.3	22.8	18.5	8.8	7.7
Average temperature (°C)	1.5	-0.1	2.6	9.7	14.4	17.8	22.9	20.4	18.1	13.5	3.8	3.1
Average night temperature (°C)	-2.0	-4.9	-1.6	5.1	8.7	13.5	19.0	16.6	14.7	9.6	0.1	-0.1
Absolute minimum temperature (°C)	-11.1	-25.3	-6.1	-3.0	2.2	7.0	13.8	12.4	7.2	1.4	-5.3	-6.9

The best time to visit Town of Westford during the most sunny months:

The largest precipitation sum in Town of Westford is at

January — 172(mm)

July — 191(mm)

September — 236(mm)

When is the best time to visit Town of Westford?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Town of Westford.

What is the weather like in Town of Westford?

See average temperature, rainfall and daylight hours for Town of Westford by month in the table above.

How many sunny days does Town of Westford have?

The monthly weather statistics above show sunshine and rainfall patterns for Town of Westford throughout the year.