Rochester, NH Weather Forecast for 5-Days

Updated: Mon May 18th 2026 1:30 AM EDT

Ask About Weather

Test our newly developed Weather Chatbot. It provides up to 10 days of forecast information!
Rochester, NH Weather – 5-18 – Sunny
71° / 53°
Sunny
In Rochester, a sunny day is likely with a high near 71°F and a low around 53°F. Wind will be moderate, blowing around 11mph on average and gusts of 12.6mph at 4 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 86% at 11 PM and 42% being its lowest at 12 PM. Barometric pressure is its highest of 30.28inHg at 8 AM, a lowest point of 30.1inHg at 11 PM with an avg 30.19inHg.
Rochester, NH Weather – 5-19 – Sunny
91° / 56°

Weather Tomorrow

Sunny
In Rochester, bright and sunny conditions with highs near 91°F and lows around 56°F. Wind will be moderate, blowing around 15mph on average and gusts of 18.5mph at 7 PM. The humidity will be on the higher side, averaging about 66%, the maximum being 97% at 3 AM and 35% being its lowest at 2 PM. Barometric pressure is its highest of 30.09inHg at 12 AM, a lowest point of 29.89inHg at 6 PM with an avg 29.96inHg.
Rochester, NH Weather – 5-20 – Scattered Showers
88° / 60°
Scattered Showers
Rochester is set for passing showers with temperatures peaking at 88°F and dipping to 60°F. The chance of rain is 85% with an estimated 0.01in. Wind will be moderate, blowing around 17mph on average and gusts of 18.5mph at 1 PM. The humidity will be on the higher side, averaging about 63%, the maximum being 80% at 6 AM and 42% being its lowest at 12 PM. Barometric pressure is its highest of 29.99inHg at 11 PM, a lowest point of 29.79inHg at 2 PM with an avg 29.85inHg.
Rochester, NH Weather – 5-21 – Sunny
65° / 45°
Sunny
Rochester may see a sunny day, with daytime highs of 65°F and overnight lows near 45°F. Wind will be moderate, blowing around 12mph on average and gusts of 15.6mph at 12 AM. Humidity levels should be comfortable, sitting around 41% on average, the maximum being 56% at 11 PM and 24% being its lowest at 3 PM. Barometric pressure is its highest of 30.31inHg at 11 PM, a lowest point of 30.01inHg at 12 AM with an avg 30.17inHg.
Rochester, NH Weather – 5-22 – Sunny
67° / 40°
Sunny
Sunshine is in the forecast for Rochester, with a high of 67°F and a low of 40°F. Winds will be light at 6mph and gusts of 9.4mph at 8 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 64% at 6 AM and 27% being its lowest at 1 PM. Barometric pressure is its highest of 30.39inHg at 7 AM, a lowest point of 30.25inHg at 5 PM with an avg 30.32inHg.
Rochester, NH Weather – 5-23 – Partly Cloudy
67° / 48°
Partly Cloudy
It will be cloudy in Rochester, with a high of 67°F and a low of 48°F. Winds will be light at 10mph and gusts of 11.2mph at 6 PM. The humidity will be on the higher side, averaging about 61%, the maximum being 87% at 11 PM and 41% being its lowest at 2 PM. Barometric pressure is its highest of 30.33inHg at 11 PM, a lowest point of 30.26inHg at 2 AM with an avg 30.29inHg.

Currently

Clear 68°F
30.09 inHg.
Barometer
53%
Humidity
E 3.6 mph
Wind
Clear

5 Day Forecast Nearby

More Local Information

Bookmark and Share

Get the LocalConditions.com App on Google Play
Sign up for a membership to go Ad free

Rochester weather forecast and traffic updates by locals

Write your own Rochester, 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 Rochester, 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.