Weather forecast for 10 daysSullivan, ME

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 52°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphWSW 243°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 6:51 am EDT
  • Sunset: 5:43 pm EDT
  • ▼
Tomorrow, in Sullivan, the outlook remains bright and sunny.
The highest temperature will be a cool 51.8°F, while the lowest temperature will be a cold 37.4°F.
Tomorrow, the maximum temperature is predicted to be slightly cooler than October's climate norm of 55.9°F.
Sunrise will be at 6:51 am and sunset at 5:43 pm; tomorrow's daylight will last for 10h and 52min.

10-day overview

Daily temperatures

Warmest day: Monday 26.10. 63°C.
Coldest day: tomorrow 52°C.

Chance of precipitation

Highest chance: Monday 26.10. 23%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 28°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 13mphNW 307°
  • Humidity: 58%
  • UV index: 0
  • Sunrise: 6:50 am EDT
  • Sunset: 5:45 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 52°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphWSW 243°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 6:51 am EDT
  • Sunset: 5:43 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 57°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 9mphS 183°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 6:53 am EDT
  • Sunset: 5:41 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 61°F
  • 36°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 10mphNNE 12°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 6:54 am EDT
  • Sunset: 5:40 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 55°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 8mphNE 44°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 6:55 am EDT
  • Sunset: 5:38 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 57°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 7mphN 5°
  • Humidity: 68%
  • UV index: 3
  • Sunrise: 6:57 am EDT
  • Sunset: 5:36 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 54°F
  • 30°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphN 8°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 6:58 am EDT
  • Sunset: 5:35 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 54°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphNNE 26°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 6:59 am EDT
  • Sunset: 5:33 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphWSW 256°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:01 am EDT
  • Sunset: 5:32 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 63°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 7mphNW 319°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:02 am EDT
  • Sunset: 5:30 pm EDT
  • ▼
For the coming ten days, a combination of sunny and cloud-filled weather is forecasted.
Rain is not expected in Sullivan in the upcoming days.
In the upcoming period, the maximum temperature will range between 51.8°F and 62.6°F, while nighttime temperatures are expected to vary from 28.4°F to 39.2°F.
Next Monday will be the warmest day, with a maximum temperature of 62.6°F; expect the coldest day on Sunday with a high of 51.8°F.
Updated: Oct 17, 2026 @ 20:15:53 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, sun-filled conditions are expected to persist.

Tomorrow, the maximum temperature will be 51.8°F, while the minimum temperature will be 37.4°F.
The highest temperature tomorrow will be a few degrees lower than the average maximum temperature in October. The lowest temperature tomorrow will be also a few degrees lower than the average low temperature.

On Sunday, in Sullivan, sunrise will be at 6:51 am and sunset at 5:43 pm (EDT).

In Sullivan, the length of the day tomorrow will be 10h and 52min.