Westford, MA Weather Forecast for 5-Days

Updated: Tue May 12th 2026 6:45 PM EDT

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Westford, MA Weather – 5-12 – Sunny
61° / 40°
Sunny
Daytime highs will reach 61°F with lows dropping to 40°F in Westford, where it will be sunny. Winds will be light at 10mph and gusts of 7mph at 7 PM. Humidity levels should be comfortable, sitting around 47% on average, the maximum being 53% at 11 PM and 29% being its lowest at 7 PM. Barometric pressure is its highest of 30.11inHg at 11 PM, a lowest point of 30.07inHg at 8 PM with an avg 30.09inHg.
Westford, MA Weather – 5-13 – Scattered Showers
66° / 43°

Weather Tomorrow

Scattered Showers
Westford could see passing showers with daytime highs of 66°F and nighttime lows near 43°F. The chance of rain is 85% with an estimated 0.01in. Wind will be moderate, blowing around 15mph on average and gusts of 20.3mph at 4 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 74% at 9 AM and 45% being its lowest at 3 PM. Barometric pressure is its highest of 30.11inHg at 12 AM, a lowest point of 29.88inHg at 7 PM with an avg 29.99inHg.
Westford, MA Weather – 5-14 – Moderate Rain
58° / 50°
Moderate Rain
Periods of rain are likely in Westford, with a high of 58°F and a low of 50°F. The chance of rain is 86% with an estimated 0.29in. Winds will be light at 10mph and gusts of 15.5mph at 12 AM. High humidity with average of 91% is anticipated, the maximum being 99% at 10 PM and 72% being its lowest at 12 AM. Barometric pressure is its highest of 29.88inHg at 12 AM, a lowest point of 29.69inHg at 5 PM with an avg 29.77inHg.
Westford, MA Weather – 5-15 – Scattered Showers
49° / 48°
Scattered Showers
Passing showers are in the forecast for Westford, with a high of 49°F and a low of 48°F. The chance of rain is 85% with an estimated 0.03in. Winds will be light at 9mph and gusts of 12.7mph at 12 PM. High humidity with average of 96% is anticipated, the maximum being 98% at 9 AM and 92% being its lowest at 5 PM. Barometric pressure is its highest of 29.9inHg at 11 PM, a lowest point of 29.71inHg at 3 AM with an avg 29.79inHg.
Westford, MA Weather – 5-16 – Partly Cloudy
75° / 47°
Partly Cloudy
Highs will reach 75°F with lows near 47°F in Westford, where cloudy skies are. Wind will be moderate, blowing around 12mph on average and gusts of 16.6mph at 7 PM. The humidity will be on the higher side, averaging about 67%, the maximum being 95% at 6 AM and 36% being its lowest at 3 PM. Barometric pressure is its highest of 29.92inHg at 7 AM, a lowest point of 29.8inHg at 4 PM with an avg 29.87inHg.
Westford, MA Weather – 5-17 – Sunny
73° / 52°
Sunny
Highs will reach 73°F with lows near 52°F in Westford, where a sunny day is. Wind will be moderate, blowing around 14mph on average and gusts of 15.9mph at 5 AM. The humidity will be on the higher side, averaging about 65%, the maximum being 87% at 2 AM and 38% being its lowest at 2 PM. Barometric pressure is its highest of 30.22inHg at 11 PM, a lowest point of 29.87inHg at 2 AM with an avg 30.01inHg.

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