Somersworth, NH Weather Forecast for 5-Days

Updated: Fri Apr 17th 2026 8:45 PM EDT

Ask About Weather

Test our newly developed Weather Chatbot. It provides up to 10 days of forecast information!
Somersworth, NH Weather – 4-17 – Scattered Showers
66° / 47°
Scattered Showers
In Somersworth, on and off showers are set to occur with highs near 66°F and lows around 47°F. The chance of rain is 81% with an estimated 0.01in. Winds will be light at 9mph and gusts of 4.7mph at 9 PM. High humidity with average of 88% is anticipated, the maximum being 93% at 10 PM and 88% being its lowest at 11 PM. Barometric pressure is its highest of 30.05inHg at 10 PM, a lowest point of 30.04inHg at 9 PM with an avg 30.05inHg.
Somersworth, NH Weather – 4-18 – Overcast
51° / 41°

Weather Tomorrow

Overcast
Somersworth may see overcast, with daytime highs of 51°F and overnight lows near 41°F. Wind will be moderate, blowing around 11mph on average and gusts of 12.6mph at 3 PM. High humidity with average of 91% is anticipated, the maximum being 100% at 6 AM and 75% being its lowest at 1 PM. Barometric pressure is its highest of 30.16inHg at 7 AM, a lowest point of 30inHg at 11 PM with an avg 30.09inHg.
Somersworth, NH Weather – 4-19 – Moderate Rain
44° / 36°
Moderate Rain
In Somersworth, it will rain at times with highs near 44°F and lows around 36°F. The chance of rain is 85% with an estimated 0.73in. Winds will be light at 10mph and gusts of 14.9mph at 11 PM. High humidity with average of 89% is anticipated, the maximum being 97% at 6 AM and 67% being its lowest at 10 PM. Barometric pressure is its highest of 30.01inHg at 11 PM, a lowest point of 29.75inHg at 2 PM with an avg 29.83inHg.
Somersworth, NH Weather – 4-20 – Cloudy
42° / 32°
Cloudy
It will be cloudy in Somersworth, with a high of 42°F and a low of 32°F. Wind will be moderate, blowing around 12mph on average and gusts of 15.4mph at 7 PM. Humidity levels should be comfortable, sitting around 55% on average, the maximum being 67% at 11 PM and 40% being its lowest at 5 PM. Barometric pressure is its highest of 30.25inHg at 10 PM, a lowest point of 29.91inHg at 11 PM with an avg 30.1inHg.
Somersworth, NH Weather – 4-21 – Sunny
50° / 28°
Sunny
Daytime highs will reach 50°F with lows dropping to 28°F in Somersworth, where it will be sunny. Wind will be moderate, blowing around 11mph on average and gusts of 14.6mph at 7 PM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 70% at 10 PM and 26% being its lowest at 11 AM. Barometric pressure is its highest of 30.34inHg at 8 AM, a lowest point of 30.04inHg at 11 PM with an avg 30.22inHg.
Somersworth, NH Weather – 4-22 – Scattered Showers
56° / 38°
Scattered Showers
In Somersworth, on and off showers are set to occur with highs near 56°F and lows around 38°F. Rainfall predicted to have a 75% chance with an estimated 0.05in. Wind will be moderate, blowing around 12mph on average and gusts of 14.9mph at 8 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 94% at 6 AM and 33% being its lowest at 2 PM. Barometric pressure is its highest of 30.14inHg at 11 PM, a lowest point of 29.94inHg at 5 AM with an avg 30.01inHg.

Somersworth weather forecast and traffic updates by locals

Write your own Somersworth, NH report, forecast, or traffic update:


Will not be posted, shared or used for marketing!

Please note by clicking on "Post" you acknowledge that you have read our Privacy Policy and Terms of Service and the Somersworth, NH report and/or forecast you are posting is in compliance with such terms. If you are under 18, do not submit this form. Be respectful! Inappropriate content will be removed by a moderator.