UTC Offset
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Westford, United States Snapshot 2026
Where is Westford?
Westford, United States
- Continent
- Americas
- Country
- United States
- City
- Westford
- Population
- 21.6K
- Elevation
- 121 m
- Coordinates
- 42.58°, -71.44°
Westford is a city in United States with a population of approximately 21.6K. Average temperatures range from -6°C (22°F) in January to 28°C (83°F) in July. The best time to visit is June, July, August, September. The city sits at an elevation of 121 m above sea level.
Time in Westford right now
Open full time & time zone page 02:29 29
Tuesday, June 16, 2026
IANA time zone
America/New_York
Daylight saving
DST in effect
EST / EDT
Next DST change
November 1
backward -1h
Live weather in Westford
Daylight in Westford today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 18m
Climate normals for Westford
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 2°C / -6°C | -2°C / -11°C | 9days (87 mm) Wet | 5.9h Fair | 66% Muggy | 2.2 Moderate | Poor | View Details |
| February | 4°C / -5°C | 0°C / -10°C | 9days (79 mm) Wet | 6.8h Fair | 68% Muggy | 3.3 Moderate | Poor | View Details |
| March | 8°C / -2°C | 4°C / -6°C | 10days (98 mm) Wet | 7.8h Good | 65% Muggy | 4.1 Moderate | Poor | View Details |
| April | 14°C / 4°C | 11°C / 0°C | 12days (103 mm) Wet | 8.4h Good | 67% Muggy | 5.2 High | Fair | View Details |
| May | 19°C / 10°C | 18°C / 7°C | 11days (93 mm) Wet | 9.5h Good | 71% Muggy | 6.1 High | Good | View Details |
| June best | 25°C / 15°C | 25°C / 14°C | 11days (78 mm) Wet | 10.8h Excellent | 70% Muggy | 6.6 High | Excellent | View Details |
| July best | 28°C / 19°C | 30°C / 20°C | 12days (102 mm) Wet | 11.1h Excellent | 71% Muggy | 6.8 High | Excellent | View Details |
| August best | 27°C / 18°C | 29°C / 19°C | 11days (85 mm) Wet | 10.6h Excellent | 71% Muggy | 6.4 High | Excellent | View Details |
| September best | 23°C / 14°C | 23°C / 14°C | 8days (85 mm) Wet | 8.5h Good | 74% Muggy | 5 Moderate | Excellent | View Details |
| October | 17°C / 9°C | 15°C / 6°C | 10days (102 mm) Wet | 6.9h Fair | 75% Muggy | 3.7 Moderate | Good | View Details |
| November | 9°C / 2°C | 6°C / -2°C | 9days (78 mm) Wet | 6.5h Fair | 70% Muggy | 2.6 Moderate | Poor | View Details |
| December | 4°C / -3°C | 0°C / -8°C | 10days (118 mm) Wet | 5.5h Fair | 71% Muggy | 1.9 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 2°C / -6°C . Feb: 4°C / -5°C . Mar: 8°C / -2°C . Apr: 14°C / 4°C . May: 19°C / 10°C . Jun: 25°C / 15°C . Jul: 28°C / 19°C . Aug: 27°C / 18°C . Sep: 23°C / 14°C . Oct: 17°C / 9°C . Nov: 9°C / 2°C . Dec: 4°C / -3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 87 mm. Feb: 79 mm. Mar: 98 mm. Apr: 103 mm. May: 93 mm. Jun: 78 mm. Jul: 102 mm. Aug: 85 mm. Sep: 85 mm. Oct: 102 mm. Nov: 78 mm. Dec: 118 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 66%. Feb: 68%. Mar: 65%. Apr: 67%. May: 71%. Jun: 70%. Jul: 71%. Aug: 71%. Sep: 74%. Oct: 75%. Nov: 70%. Dec: 71%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 18 km/h . Mar: 19 km/h . Apr: 18 km/h . May: 16 km/h . Jun: 15 km/h . Jul: 14 km/h . Aug: 14 km/h . Sep: 14 km/h . Oct: 16 km/h . Nov: 18 km/h . Dec: 17 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Westford has a population of approximately 21.6K.
The best months to visit Westford are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Westford receives approximately 1108mm of rainfall annually across 122 rainy days.
Westford is located in United States, in the Americas region.
Westford sits at an elevation of 121 m (397 ft) above sea level.