Old Res Weather

Lexington, Massachusetts, USA

35°F
2/16/2025 7:17pm 
  • Lexington Conditions: Mostly cloudy
  • Temperature: 35.1°F / 1.7°CColder 0.1°F than last hour.
  • Dew Point: 32.4°FDecreased 0.1°Fsince last hour.
  • Relative Humidity: 90
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.00 inFalling 0.05  inHg/hr Falling Slowly
  • Visibility: 10 miles
  • Rain Today: 0.01 in
  • UV Index: $VPuv None
  •   

Current Conditions [‒] Current Conditions [+]

35.1°F Colder than last hour.

1.7°C

 

 Cold 

Mostly cloudy

Mostly cloudy

This Afternoon:  Hi 38 °F

Tonight:  Lo 21 °F

 

Dew Point:  32.4°F Decreased 0.1°F since last hour.

Humidity:  90%  

 

UV Index:  0.0   None

 

Air Quality Index: 52

 Moderate 

(Fine Particles)

Barometer:  29.00 in Falling 0.05  inHg/hr

982 mb

 

Rain Rate:  0.00 in/hr

Rain Today:  0.01 in

Rain Friday 0.00 in

Visibility: 10 miles

Wind:

Now: Calm

Avg: Calm

Gusts: 0 mph

Calm wind


Expected Snow [‒] Expected Snow [+]

72-Hour Snowfall Forecast

Tap Click image to go to NWS winter weather page

Trace of snow expected in Lexington.

Forecast [‒] Forecast [+]

NWS Weather Forecast -
This Afternoon, Tonight, & Sunday through Friday Night

Issued by:
National Weather Service Boston / Norton, MA
Point Forecast Updated Sat Feb 14, 2026 1:17pm EST


This Afternoon:

Mostly Cloudy

Hi 38 °F

This Afternoon: Mostly Cloudy

Mostly cloudy, with a high near 38. West wind 5 to 8 mph.


Tonight:

Partly Cloudy

Lo 21 °F

Tonight: Partly Cloudy

Partly cloudy, with a low around 21. West wind around 6 mph.


Sunday:

Mostly Sunny

Hi 33 °F

Sunday: Mostly Sunny

Mostly sunny, with a high near 33. Northwest wind 1 to 9 mph.


Sunday Night:

Mostly Cloudy then Slight Chance Light Snow

Lo 22 °F

Sunday Night: Mostly Cloudy then Slight Chance Light Snow

A slight chance of snow after 2am. Mostly cloudy, with a low around 22. East wind around 3 mph. Chance of precipitation is 20%.


Washington's Birthday:

Slight Chance Light Snow then Mostly Cloudy

Hi 38 °F

Washington's Birthday: Slight Chance Light Snow then Mostly Cloudy

A slight chance of snow before 8am. Mostly cloudy, with a high near 38. Northeast wind around 6 mph. Chance of precipitation is 20%.


Monday Night:

Mostly Cloudy

Lo 27 °F

Monday Night: Mostly Cloudy

Mostly cloudy, with a low around 27. Northwest wind around 3 mph.


Tuesday:

Mostly Cloudy

Hi 41 °F

Tuesday: Mostly Cloudy

Mostly cloudy, with a high near 41. Southwest wind around 6 mph.


Tuesday Night:

Partly Cloudy

Lo 30 °F

Tuesday Night: Partly Cloudy

Partly cloudy, with a low around 30. West wind around 5 mph.


Wednesday:

Light Rain Likely

Hi 41 °F

Wednesday: Light Rain Likely

Rain likely after 9am. Mostly cloudy, with a high near 41. North wind around 5 mph. Chance of precipitation is 60%.


Wednesday Night:

Rain And Snow Likely

Lo 32 °F

Wednesday Night: Rain And Snow Likely

Rain likely before 10pm, then rain and snow likely between 10pm and 2am, then a chance of rain and snow. Cloudy, with a low around 32. North wind around 5 mph. Chance of precipitation is 70%.


Thursday:

Chance Rain And Snow

Hi 41 °F

Thursday: Chance Rain And Snow

A chance of rain and snow. Mostly cloudy, with a high near 41. Northwest wind around 6 mph. Chance of precipitation is 40%.


Thursday Night:

Chance Light Rain then Chance Light Snow

Lo 29 °F

Thursday Night: Chance Light Rain then Chance Light Snow

A chance of rain before 2am, then a chance of snow. Mostly cloudy, with a low around 29. West wind around 6 mph. Chance of precipitation is 40%.


Friday:

Chance Light Snow

Hi 40 °F

Friday: Chance Light Snow

A chance of snow before 9am, then a chance of rain and snow. Mostly cloudy, with a high near 40. North wind around 8 mph. Chance of precipitation is 40%.


Friday Night:

Chance Rain And Snow

Lo 28 °F

Friday Night: Chance Rain And Snow

A chance of rain and snow. Mostly cloudy, with a low around 28. North wind around 7 mph.


NWS Hourly Forecast -
Today 4pm through Mon 3am

Issued by:
National Weather Service Boston / Norton, MA
Updated Sat Feb 14, 2026 1:17pm EST

 
4:00pm
Sat 4:00pm: Partly Sunny
Partly Sunny
37°F
Dew Pt 26°F
Wind Chill: 33°F
Wind from W W 7 mph
Precip: 0%
 
5:00pm
Sat 5:00pm: Partly Sunny
Partly Sunny
37°F
Dew Pt 25°F
Wind Chill: 33°F
Wind from W W 5 mph
Precip: 0%
 
6:00pm
Sat 6:00pm: Partly Cloudy
Partly Cloudy
34°F
Dew Pt 24°F
Wind Chill: 30°F
Wind from W W 6 mph
Precip: 0%
 
7:00pm
Sat 7:00pm: Partly Cloudy
Partly Cloudy
33°F
Dew Pt 24°F
Wind Chill: 29°F
Wind from W W 6 mph
Precip: 0%
 
8:00pm
Sat 8:00pm: Partly Cloudy
Partly Cloudy
31°F
Dew Pt 24°F
Wind Chill: 26°F
Wind from W W 6 mph
Precip: 0%
 
9:00pm
Sat 9:00pm: Mostly Cloudy
Mostly Cloudy
30°F
Dew Pt 24°F
Wind Chill: 25°F
Wind from W W 6 mph
Precip: 0%
 
10:00pm
Sat 10:00pm: Mostly Cloudy
Mostly Cloudy
29°F
Dew Pt 24°F
Wind Chill: 24°F
Wind from W W 6 mph
Precip: 0%
 
11:00pm
Sat 11:00pm: Partly Cloudy
Partly Cloudy
28°F
Dew Pt 23°F
Wind Chill: 23°F
Wind from W W 6 mph
Precip: 0%
Sun
12:00am
Sun 12:00am: Partly Cloudy
Partly Cloudy
28°F
Dew Pt 23°F
Wind Chill: 23°F
Wind from W W 6 mph
Precip: 0%
Sun
1:00am
Sun 1:00am: Partly Cloudy
Partly Cloudy
28°F
Dew Pt 22°F
Wind Chill: 22°F
Wind from W W 5 mph
Precip: 0%
Sun
2:00am
Sun 2:00am: Partly Cloudy
Partly Cloudy
26°F
Dew Pt 21°F
Wind Chill: 21°F
Wind from W W 5 mph
Precip: 0%
Sun
3:00am
Sun 3:00am: Partly Cloudy
Partly Cloudy
25°F
Dew Pt 20°F
Wind Chill: 19°F
Wind from W W 6 mph
Precip: 0%
Sun
4:00am
Sun 4:00am: Partly Cloudy
Partly Cloudy
23°F
Dew Pt 20°F
Wind Chill: 17°F
Wind from W W 6 mph
Precip: 0%
Sun
5:00am
Sun 5:00am: Partly Cloudy
Partly Cloudy
23°F
Dew Pt 19°F
Wind Chill: 16°F
Wind from W W 6 mph
Precip: 0%
Sun
6:00am
Sun 6:00am: Mostly Sunny
Mostly Sunny
22°F
Dew Pt 18°F
Wind Chill: 15°F
Wind from NW NW 6 mph
Precip: 0%
Sun
7:00am
Sun 7:00am: Sunny
Sunny
21°F
Dew Pt 16°F
Wind Chill: 13°F
Wind from NW NW 7 mph
Precip: 0%
Sun
8:00am
Sun 8:00am: Sunny
Sunny
23°F
Dew Pt 17°F
Wind Chill: 16°F
Wind from N N 9 mph
Precip: 0%
Sun
9:00am
Sun 9:00am: Sunny
Sunny
25°F
Dew Pt 17°F
Wind Chill: 18°F
Wind from N N 9 mph
Precip: 0%
Sun
10:00am
Sun 10:00am: Sunny
Sunny
28°F
Dew Pt 15°F
Wind Chill: 22°F
Wind from N N 7 mph
Precip: 0%
Sun
11:00am
Sun 11:00am: Sunny
Sunny
30°F
Dew Pt 15°F
Wind Chill: 24°F
Wind from N N 6 mph
Precip: 0%
Sun
12:00pm
Sun 12:00pm: Sunny
Sunny
31°F
Dew Pt 14°F
Wind Chill: 26°F
Wind from N N 5 mph
Precip: 0%
Sun
1:00pm
Sun 1:00pm: Sunny
Sunny
32°F
Dew Pt 13°F
Wind Chill: 28°F
Wind from N N 5 mph
Precip: 0%
Sun
2:00pm
Sun 2:00pm: Mostly Sunny
Mostly Sunny
32°F
Dew Pt 14°F
Wind Chill: 28°F
Wind from N N 3 mph
Precip: 0%
Sun
3:00pm
Sun 3:00pm: Mostly Sunny
Mostly Sunny
32°F
Dew Pt 15°F
Wind Chill: 29°F
Wind from NW NW 1 mph
Precip: 0%
Sun
4:00pm
Sun 4:00pm: Partly Sunny
Partly Sunny
32°F
Dew Pt 15°F
Wind from S S 1 mph
Precip: 0%
Sun
5:00pm
Sun 5:00pm: Partly Sunny
Partly Sunny
28°F
Dew Pt 15°F
Wind from SE SE 2 mph
Precip: 0%
Sun
6:00pm
Sun 6:00pm: Mostly Cloudy
Mostly Cloudy
26°F
Dew Pt 15°F
Wind from SE SE 2 mph
Precip: 1%
Sun
7:00pm
Sun 7:00pm: Mostly Cloudy
Mostly Cloudy
25°F
Dew Pt 15°F
Wind from SE SE 2 mph
Precip: 0%
Sun
8:00pm
Sun 8:00pm: Mostly Cloudy
Mostly Cloudy
24°F
Dew Pt 15°F
Wind from SE SE 2 mph
Precip: 1%
Sun
9:00pm
Sun 9:00pm: Mostly Cloudy
Mostly Cloudy
23°F
Dew Pt 15°F
Wind from SE SE 2 mph
Precip: 3%
Sun
10:00pm
Sun 10:00pm: Mostly Cloudy
Mostly Cloudy
23°F
Dew Pt 16°F
Wind from SE SE 2 mph
Precip: 4%
Sun
11:00pm
Sun 11:00pm: Mostly Cloudy
Mostly Cloudy
23°F
Dew Pt 16°F
Wind from E E 2 mph
Precip: 6%
Mon
12:00am
Mon 12:00am: Cloudy
Cloudy
23°F
Dew Pt 17°F
Wind from E E 2 mph
Precip: 7%
Mon
1:00am
Mon 1:00am: Cloudy
Cloudy
23°F
Dew Pt 17°F
Wind from NE NE 2 mph
Precip: 14%
Mon
2:00am
Mon 2:00am: Slight Chance Light Snow
Slight Chance Light Snow
23°F
Dew Pt 18°F
Wind from NE NE 2 mph
Precip: 16%
Mon
3:00am
Mon 3:00am: Slight Chance Light Snow
Slight Chance Light Snow
23°F
Dew Pt 18°F
Wind Chill: 18°F
Wind from NE NE 3 mph
Precip: 19%




Radar [‒] Radar [+]

Satellite [‒] Satellite [+]

Satellite images courtesy Weather Underground / Intellicast.

GOES East  

Tap Click image to go to NESDIS

Weather Underground Visible

Tap Click image to go to Weather Underground

Weather Underground Infrared

Tap Click image to go to Weather Underground

UV Forecast [‒] UV Forecast [+]

UV Index forecast from the Environmental Protection Agency

UV Index forecast high for today: 2    Low 

Current (Measured): 0.0   None

Precipitation [‒] Precipitation [+]

Note: Rain measured automatically by weather station. Rain totals do not necessarily include melted frozen precipitation.

For more accurate, manually measured rain data, see the Local Precip Data page.

0.00 in

Rain Rate (/hr):

0.00 in

Rain Last 60 min:

0.01 in

Rain Today:

0.00 in

Friday:

0.01 in

February:

1.26 in

2026

Daily Extremes [‒] Daily Extremes [+]

1:17pm

36.1°F

High today:

12:00am

25.2°F

Low today:

2:28pm

30.4°F

High Friday:

7:11am

16.2°F

Low Friday:

12:00am

25.2°F

Low wind chill today:

7:11am

16.2°F

Low wind chill Friday:

1:17pm

33.3°F

High dew pt today:

11:56pm

20.7°F

High dew pt Friday:

 

None

Wind gust today:

 

None

Wind gust Friday:


Alerts / Advisories [‒] Alerts / Advisories [+]

Sun / Moon [‒] Sun / Moon [+]

Sun

First Light:

6:11am

Sunrise:

6:39am

Sunset:

5:19pm

Twilight ends:

5:47pm

Daylight length:

10 hours 39 minutes

Waning Crescent, Moon age: 27 days, 1 hours, 24 minutes, 82%

Phase:

Waning Crescent (82%)

Moon set:

8:18am

Moon rise:

9:38pm