Home / Local Weather & Traffic / Maine / Sullivan / Weather Forecast

Sullivan, ME Weather Tomorrow

See how tomorrow's weather in Sullivan compares with the upcoming 5 day forecast, including precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction for the Sullivan area and around Hancock county, Maine.
Updated: Tue Oct 27th 2026 5:45 PM EDT
Sullivan, ME Weather – 10-27 – Sunny
48° / 34°
Sunny
Daytime highs will reach 48°F with lows dropping to 34°F in Sullivan, where it will be sunny. There's a very small chance of rainfall, only about 3%. Wind will be moderate, blowing around 12mph on average and gusts of 18.6mph at 7 PM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 65% at 11 PM and 53% being its lowest at 7 PM. Barometric pressure is its highest of 30.44inHg at 10 PM, a lowest point of 30.37inHg at 7 PM with an avg 30.41inHg.
Sullivan, ME Weather – 10-28 – Sunny
48° / 31°

Weather Tomorrow

Sunny
Daytime highs will reach 48°F with lows dropping to 31°F in Sullivan, where it will be sunny. There's a very small chance of rainfall, only about 8%. Winds will be light at 9mph and gusts of 17.7mph at 6 PM. The humidity will be on the higher side, averaging about 64%, the maximum being 85% at 11 PM and 36% being its lowest at 1 PM. Barometric pressure is its highest of 30.5inHg at 9 AM, a lowest point of 30.32inHg at 11 PM with an avg 30.42inHg.
Sullivan, ME Weather – 10-29 – Sunny
58° / 43°
Sunny
In Sullivan, bright and sunny conditions with highs near 58°F and lows around 43°F. There might be light rainfall having a 12% chance. Wind will be moderate, blowing around 12mph on average and gusts of 33.8mph at 10 PM. High humidity with average of 81% is anticipated, the maximum being 93% at 5 AM and 64% being its lowest at 12 PM. Barometric pressure is its highest of 30.29inHg at 12 AM, a lowest point of 29.93inHg at 11 PM with an avg 30.12inHg.
Sullivan, ME Weather – 10-30 – Sunny
61° / 47°
Sunny
It will be sunny in Sullivan, with a high of 61°F and a low of 47°F. Rainfall predicted to have a 57% chance with an estimated 0.06in. Wind will be moderate, blowing around 14mph on average and gusts of 32.3mph at 12 AM. The humidity will be on the higher side, averaging about 74%, the maximum being 95% at 8 AM and 48% being its lowest at 1 PM. Barometric pressure is its highest of 30.02inHg at 11 PM, a lowest point of 29.85inHg at 2 PM with an avg 29.91inHg.
Sullivan, ME Weather – 10-31 – Sunny
47° / 36°
Sunny
In Sullivan, bright and sunny conditions with highs near 47°F and lows around 36°F. There might be light rainfall having a 17% chance with an estimated 0in. Wind will be moderate, blowing around 15mph on average and gusts of 27.5mph at 2 AM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 80% at 6 AM and 38% being its lowest at 3 PM. Barometric pressure is its highest of 30.41inHg at 10 PM, a lowest point of 30.04inHg at 12 AM with an avg 30.25inHg.
Sullivan, ME Weather – 11-1 – Sunny
51° / 34°
Sunny
Sunshine is in the forecast for Sullivan, with a high of 51°F and a low of 34°F. There's a very small chance of rainfall, only about 6%. Winds will be light at 10mph and gusts of 14.1mph at 10 AM. The humidity will be on the higher side, averaging about 70%, the maximum being 84% at 11 PM and 47% being its lowest at 1 PM. Barometric pressure is its highest of 30.41inHg at 2 AM, a lowest point of 30.24inHg at 11 PM with an avg 30.34inHg.

Are You Here in Sullivan?

Post your own weather forecast or report for Sullivan, ME with a photo or video of what you see or read and confirm what others have shared on Signals by LocalConditions.com

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