Weather forecast for 10 daysLexington, MA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 55°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphW 279°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:01 am EDT
  • Sunset: 5:58 pm EDT
  • ▼
On Sunday, October 18, clear and sunny conditions are also expected.
The temperature is predicted to vary between a maximum of a mild 55.4°F and a minimum of a wintry 33.8°F.
Tomorrow's peak temperature is forecasted to be relatively lower than October's average high of 60.3°F.
Sunrise will be at 7:01 am and sunset at 5:58 pm; tomorrow's daylight will last for 10h and 57min.

10-day overview

Daily temperatures

Warmest day: Tuesday 64°C.
Minimum temperature: 55°C.

Chance of precipitation

Highest chance: 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 28°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphNNW 341°
  • Humidity: 65%
  • UV index: 0
  • Sunrise: 7:00 am EDT
  • Sunset: 5:59 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 55°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphW 279°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:01 am EDT
  • Sunset: 5:58 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 61°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphNE 39°
  • Humidity: 65%
  • UV index: 4
  • Sunrise: 7:02 am EDT
  • Sunset: 5:56 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 41°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 14mphNNE 23°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:04 am EDT
  • Sunset: 5:55 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 55°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0.04"
  • Wind: 14mphNE 35°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:05 am EDT
  • Sunset: 5:53 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 59°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 10mphN 3°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:06 am EDT
  • Sunset: 5:52 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 57°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 12mphNNE 18°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:07 am EDT
  • Sunset: 5:50 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 55°F
  • 36°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 9mphNNE 23°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:08 am EDT
  • Sunset: 5:49 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 61°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 10mphN 358°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:10 am EDT
  • Sunset: 5:47 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 63°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 9mphNNW 334°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:11 am EDT
  • Sunset: 5:46 pm EDT
  • ▼
It is expected that a combination of dry and sunny and overcast weather is anticipated.
Rainfall is not forecasted in Lexington in the upcoming days.
In the upcoming period, the highest temperature will range between 55.4°F and 64.4°F, while the difference in minimum temperatures will be substantial, as nighttime lows are forecast to fall between 28.4°F and 42.8°F.
Tuesday is expected to be the warmest, reaching up to 64.4°F; with a maximum temperature of 55.4°F, Sunday, Wednesday and next Saturday will be the coldest days.
Updated: Oct 18, 2026 @ 00:35:07 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Lexington, clear skies and sunshine are anticipated.

Tomorrow, the highest temperature will be 55.4°F, while the lowest temperature will be 33.8°F.
The highest temperature will be slightly cooler than the average maximum of 60.3°F in October. The lowest temperature will be uncommonly lower than the average low of 46.8°F.

On Sunday, in Lexington, sunrise will be at 7:01 am and sunset at 5:58 pm (EDT).

Tomorrow, the daylight will last for 10h and 57min.