Weather for Lexington, Massachusetts
Current Weather
Five Day Weather Forecast
Thu
H: 23°F
L: -6°F
Fri
H: 21°F
L: -2°F
Sat
H: 24°F
L: 1°F
Sun
H: 23°F
L: 10°F
Mon
H: 31°F
L: 10°F
Air Quality
Nitrogen Dioxide: 10.15 μg/m3
Sulphur Dioxide: 3.75 μg/m3
Ozone: 71 μg/m3
Astronomical
Sun Transit: 11:58 AM
Sunset: 4:55 PM
Daylight: 9 hrs 54 mins
Moon Transit: 9:17 PM
Moonset: 4:32 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.7%
Best Times for Fishing or Hunting
Major Periods
10:52 AM - 1:22 PM8:47 PM - 11:17 PM
Minor Periods
12:29 AM - 1:59 PM4:02 AM - 5:32 AM
Action Rating: 2 out of 5
Cold Weather Advisory issued January 29 at 12:31AM EST until January 30 at 11:00AM EST by NWS Boston/Norton MA
Effective: Thu January 29, 2026, 12:31 AM
Expires: Thu January 29, 2026, 5:00 PM
* WHAT...Very cold wind chills as low as 20 below zero expected. * WHERE...Much of Southern New England except for the Berkshires, northern hills of Worcester County, Cape Cod and the Islands. * WHEN...From 7 PM this evening to 11 AM EST Friday. * IMPACTS...The cold wind chills as low as 20 below zero could result in hypothermia or frostbite if precautions are not taken.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 29 at 12:31AM EST until January 30 at 11:00AM EST by NWS Boston/Norton MA
Effective: Thu January 29, 2026, 12:31 AM
Expires: Thu January 29, 2026, 5:00 PM
* WHAT...Very cold wind chills between 20 and 25 below zero expected. * WHERE...The eastern slopes of the Berkshires, as well as northern Worcester and northwest Middlesex Counties in Massachusetts. * WHEN...From 7 PM this evening to 11 AM EST Friday. * IMPACTS...The dangerously cold wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 29 at 6:04AM EST until January 30 at 11:00AM EST by NWS Boston/Norton MA
Effective: Thu January 29, 2026, 6:04 AM
Expires: Thu January 29, 2026, 7:00 PM
* WHAT...Very cold wind chills as low as 20 below zero expected. * WHERE...Much of Southern New England except for the Berkshires, northern hills of Worcester County, as well as Cape Cod and the Islands. * WHEN...From 7 PM this evening to 11 AM EST Friday. * IMPACTS...The cold wind chills as low as 20 below zero could result in hypothermia or frostbite if precautions are not taken.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 29 at 6:04AM EST until January 30 at 11:00AM EST by NWS Boston/Norton MA
Effective: Thu January 29, 2026, 6:04 AM
Expires: Thu January 29, 2026, 7:00 PM
* WHAT...Very cold wind chills between 20 and 25 below zero expected. * WHERE...The eastern slopes of the Berkshires, northern Worcester County and northwest Middlesex County in Massachusetts. * WHEN...From 7 PM this evening to 11 AM EST Friday. * IMPACTS...The dangerously cold wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 29 at 12:59AM EST until January 30 at 10:00AM EST by NWS Gray ME
Effective: Thu January 29, 2026, 12:59 AM
Expires: Thu January 29, 2026, 1:00 PM
* WHAT...Very cold wind chills as low as 20 below expected. * WHERE...Portions of southwest Maine and central, northern, and southern New Hampshire. * WHEN...From midnight tonight to 10 AM EST Friday. * IMPACTS...The cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Weather Forecast
Air Quality
Nitrogen Dioxide: 36.23 μg/m3
Sulphur Dioxide: 3.71 μg/m3
Ozone: 37.88 μg/m3
Astronomical
Sun Transit: 11:58 AM
Sunset: 4:55 PM
Daylight: 9 hrs 54 mins
Moon Transit: 9:17 PM
Moonset: 4:32 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.7%
Best Times for Fishing or Hunting
Major Periods
10:52 AM - 1:22 PM8:47 PM - 11:17 PM
Minor Periods
12:29 AM - 1:59 PM4:02 AM - 5:32 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 15.07 μg/m3
Sulphur Dioxide: 2.37 μg/m3
Ozone: 60.48 μg/m3
Astronomical
Sun Transit: 11:58 AM
Sunset: 4:57 PM
Daylight: 9 hrs 56 mins
Moon Transit: 10:21 PM
Moonset: 5:33 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.4%
Best Times for Fishing or Hunting
Major Periods
11:56 AM - 2:26 PM12:00 AM - 12:00 AM
Minor Periods
1:40 PM - 3:10 PM5:03 AM - 6:33 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 18.33 μg/m3
Sulphur Dioxide: 2.92 μg/m3
Ozone: 54.56 μg/m3
Astronomical
Sun Transit: 11:58 AM
Sunset: 4:58 PM
Daylight: 9 hrs 58 mins
Moon Transit: 11:21 PM
Moonset: 6:23 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.9%
Best Times for Fishing or Hunting
Major Periods
12:58 AM - 3:28 PM12:00 AM - 12:00 AM
Minor Periods
2:58 PM - 4:28 PM5:53 AM - 7:23 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 20.62 μg/m3
Sulphur Dioxide: 2.77 μg/m3
Ozone: 57.92 μg/m3
Astronomical
Sun Transit: 11:58 AM
Sunset: 4:59 PM
Daylight: 10 hrs mins
Moon Transit: 12:00 AM
Moonset: 7:01 AM
Moon Phase: Full
Moon Illumination: 99.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM1:55 PM - 4:25 PM
Minor Periods
4:17 PM - 5:47 PM6:31 AM - 8:01 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.89 μg/m3
Sulphur Dioxide: 2.18 μg/m3
Ozone: 81.08 μg/m3
Astronomical
Sun Transit: 11:58 AM
Sunset: 5:00 PM
Daylight: 10 hrs 3 mins
Moon Transit: 12:16 AM
Moonset: 7:31 AM
Moon Phase: Full
Moon Illumination: 99.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM2:47 PM - 5:17 PM
Minor Periods
5:34 PM - 7:04 PM7:01 AM - 8:31 AM
Action Rating: 5 out of 5