Old Res Weather

Lexington, Massachusetts, USA

35°F
2/16/2025 7:17pm 
  • Lexington Conditions: Clear
  • 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 

Clear

Clear

This Afternoon:  Hi 38 °F

Tonight:  Lo 22 °F

 

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

Humidity:  90%  

 

UV Index:  0.0   None

 

Air Quality Index: 32

 Good 

(Ozone)

Barometer:  29.00 in Falling 0.05  inHg/hr

982 mb

 

Rain Rate:  0.00 in/hr

Rain Today:  0.01 in

Rain Tuesday 0.00 in

Visibility: 10 miles

Wind:

Now: Calm

Avg: Calm

Gusts: 0 mph

Calm wind


Forecast [‒] Forecast [+]

NWS Weather Forecast -
This Afternoon, Tonight, & Thursday through Tuesday Night

Issued by:
National Weather Service Boston / Norton, MA
Point Forecast Updated Wed Mar 18, 2026 1:22pm EDT


This Afternoon:

Partly Sunny

Hi 38 °F

This Afternoon: Partly Sunny

Partly sunny, with a high near 38. Northwest wind around 5 mph.


Tonight:

Partly Cloudy

Lo 22 °F

Tonight: Partly Cloudy

Partly cloudy, with a low around 22. South wind 2 to 6 mph.


Thursday:

Mostly Sunny

Hi 44 °F

Thursday: Mostly Sunny

Mostly sunny, with a high near 44. South wind 2 to 7 mph.


Thursday Night:

Partly Cloudy

Lo 31 °F

Thursday Night: Partly Cloudy

Partly cloudy, with a low around 31. Southwest wind around 6 mph.


Friday:

Mostly Sunny

Hi 53 °F

Friday: Mostly Sunny

Mostly sunny, with a high near 53. Southwest wind around 7 mph.


Friday Night:

Light Rain Likely

Lo 39 °F

Friday Night: Light Rain Likely

Rain likely after 8pm. Mostly cloudy, with a low around 39. South wind around 7 mph. Chance of precipitation is 70%.


Saturday:

Light Rain Likely

Hi 53 °F

Saturday: Light Rain Likely

Rain likely before 2pm. Mostly cloudy, with a high near 53. Southwest wind 7 to 10 mph. Chance of precipitation is 60%.


Saturday Night:

Mostly Cloudy then Slight Chance Light Rain

Lo 39 °F

Saturday Night: Mostly Cloudy then Slight Chance Light Rain

A slight chance of rain after 4am. Mostly cloudy, with a low around 39. Southwest wind around 8 mph.


Sunday:

Chance Light Rain

Hi 57 °F

Sunday: Chance Light Rain

A chance of rain. Mostly cloudy, with a high near 57. West wind 7 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.


Sunday Night:

Chance Light Rain then Slight Chance Light Snow

Lo 32 °F

Sunday Night: Chance Light Rain then Slight Chance Light Snow

A chance of rain before 4am, then a slight chance of snow. Partly cloudy, with a low around 32. Northwest wind around 10 mph. Chance of precipitation is 30%.


Monday:

Slight Chance Light Snow then Mostly Sunny

Hi 41 °F

Monday: Slight Chance Light Snow then Mostly Sunny

A slight chance of snow before 7am. Mostly sunny, with a high near 41. North wind around 12 mph, with gusts as high as 22 mph.


Monday Night:

Mostly Clear

Lo 26 °F

Monday Night: Mostly Clear

Mostly clear, with a low around 26. North wind 6 to 9 mph.


Tuesday:

Partly Sunny

Hi 41 °F

Tuesday: Partly Sunny

Partly sunny, with a high near 41. West wind 6 to 10 mph.


Tuesday Night:

Mostly Cloudy

Lo 28 °F

Tuesday Night: Mostly Cloudy

Mostly cloudy, with a low around 28. Southwest wind around 9 mph.


NWS Hourly Forecast -
Today 2pm through Fri 1am

Issued by:
National Weather Service Boston / Norton, MA
Updated Wed Mar 18, 2026 1:22pm EDT

 
2:00pm
Wed 2:00pm: Mostly Cloudy
Mostly Cloudy
34°F
Dew Pt 4°F
Wind Chill: 31°F
Wind from NW NW 3 mph
Precip: 0%
 
3:00pm
Wed 3:00pm: Partly Sunny
Partly Sunny
36°F
Dew Pt 5°F
Wind Chill: 33°F
Wind from W W 3 mph
Precip: 0%
 
4:00pm
Wed 4:00pm: Partly Sunny
Partly Sunny
36°F
Dew Pt 6°F
Wind Chill: 32°F
Wind from S S 5 mph
Precip: 0%
 
5:00pm
Wed 5:00pm: Mostly Sunny
Mostly Sunny
36°F
Dew Pt 7°F
Wind Chill: 32°F
Wind from S S 5 mph
Precip: 0%
 
6:00pm
Wed 6:00pm: Partly Cloudy
Partly Cloudy
35°F
Dew Pt 11°F
Wind Chill: 31°F
Wind from S S 5 mph
Precip: 0%
 
7:00pm
Wed 7:00pm: Partly Cloudy
Partly Cloudy
35°F
Dew Pt 14°F
Wind Chill: 30°F
Wind from SE SE 6 mph
Precip: 0%
 
8:00pm
Wed 8:00pm: Mostly Cloudy
Mostly Cloudy
31°F
Dew Pt 10°F
Wind Chill: 26°F
Wind from SE SE 6 mph
Precip: 0%
 
9:00pm
Wed 9:00pm: Partly Cloudy
Partly Cloudy
29°F
Dew Pt 11°F
Wind Chill: 23°F
Wind from S S 6 mph
Precip: 0%
 
10:00pm
Wed 10:00pm: Partly Cloudy
Partly Cloudy
28°F
Dew Pt 12°F
Wind Chill: 22°F
Wind from S S 6 mph
Precip: 0%
 
11:00pm
Wed 11:00pm: Mostly Clear
Mostly Clear
27°F
Dew Pt 12°F
Wind Chill: 22°F
Wind from S S 5 mph
Precip: 0%
Thu
12:00am
Thu 12:00am: Mostly Clear
Mostly Clear
26°F
Dew Pt 12°F
Wind Chill: 21°F
Wind from S S 5 mph
Precip: 0%
Thu
1:00am
Thu 1:00am: Mostly Clear
Mostly Clear
26°F
Dew Pt 12°F
Wind Chill: 22°F
Wind from S S 3 mph
Precip: 0%
Thu
2:00am
Thu 2:00am: Mostly Clear
Mostly Clear
26°F
Dew Pt 12°F
Wind Chill: 22°F
Wind from S S 3 mph
Precip: 0%
Thu
3:00am
Thu 3:00am: Partly Cloudy
Partly Cloudy
25°F
Dew Pt 13°F
Wind from S S 2 mph
Precip: 0%
Thu
4:00am
Thu 4:00am: Partly Cloudy
Partly Cloudy
25°F
Dew Pt 13°F
Wind from S S 2 mph
Precip: 0%
Thu
5:00am
Thu 5:00am: Partly Cloudy
Partly Cloudy
25°F
Dew Pt 13°F
Wind from S S 2 mph
Precip: 1%
Thu
6:00am
Thu 6:00am: Mostly Sunny
Mostly Sunny
25°F
Dew Pt 14°F
Wind from S S 2 mph
Precip: 1%
Thu
7:00am
Thu 7:00am: Mostly Sunny
Mostly Sunny
26°F
Dew Pt 14°F
Wind from S S 2 mph
Precip: 1%
Thu
8:00am
Thu 8:00am: Mostly Sunny
Mostly Sunny
26°F
Dew Pt 15°F
Wind from S S 2 mph
Precip: 2%
Thu
9:00am
Thu 9:00am: Mostly Sunny
Mostly Sunny
28°F
Dew Pt 19°F
Wind Chill: 24°F
Wind from S S 3 mph
Precip: 3%
Thu
10:00am
Thu 10:00am: Mostly Sunny
Mostly Sunny
31°F
Dew Pt 19°F
Wind Chill: 27°F
Wind from S S 5 mph
Precip: 3%
Thu
11:00am
Thu 11:00am: Sunny
Sunny
35°F
Dew Pt 19°F
Wind Chill: 30°F
Wind from S S 6 mph
Precip: 3%
Thu
12:00pm
Thu 12:00pm: Sunny
Sunny
37°F
Dew Pt 19°F
Wind Chill: 32°F
Wind from S S 6 mph
Precip: 3%
Thu
1:00pm
Thu 1:00pm: Mostly Sunny
Mostly Sunny
39°F
Dew Pt 20°F
Wind Chill: 35°F
Wind from S S 6 mph
Precip: 3%
Thu
2:00pm
Thu 2:00pm: Partly Sunny
Partly Sunny
41°F
Dew Pt 20°F
Wind Chill: 36°F
Wind from S S 7 mph
Precip: 2%
Thu
3:00pm
Thu 3:00pm: Mostly Sunny
Mostly Sunny
41°F
Dew Pt 20°F
Wind Chill: 37°F
Wind from S S 7 mph
Precip: 3%
Thu
4:00pm
Thu 4:00pm: Partly Sunny
Partly Sunny
43°F
Dew Pt 21°F
Wind Chill: 38°F
Wind from S S 7 mph
Precip: 3%
Thu
5:00pm
Thu 5:00pm: Partly Sunny
Partly Sunny
43°F
Dew Pt 22°F
Wind Chill: 39°F
Wind from S S 7 mph
Precip: 3%
Thu
6:00pm
Thu 6:00pm: Mostly Cloudy
Mostly Cloudy
43°F
Dew Pt 23°F
Wind Chill: 39°F
Wind from S S 6 mph
Precip: 3%
Thu
7:00pm
Thu 7:00pm: Mostly Cloudy
Mostly Cloudy
41°F
Dew Pt 23°F
Wind Chill: 37°F
Wind from S S 6 mph
Precip: 3%
Thu
8:00pm
Thu 8:00pm: Partly Cloudy
Partly Cloudy
39°F
Dew Pt 24°F
Wind Chill: 35°F
Wind from S S 6 mph
Precip: 1%
Thu
9:00pm
Thu 9:00pm: Mostly Cloudy
Mostly Cloudy
36°F
Dew Pt 24°F
Wind Chill: 31°F
Wind from S S 6 mph
Precip: 1%
Thu
10:00pm
Thu 10:00pm: Partly Cloudy
Partly Cloudy
35°F
Dew Pt 24°F
Wind Chill: 30°F
Wind from S S 6 mph
Precip: 1%
Thu
11:00pm
Thu 11:00pm: Partly Cloudy
Partly Cloudy
34°F
Dew Pt 24°F
Wind Chill: 30°F
Wind from S S 6 mph
Precip: 1%
Fri
12:00am
Fri 12:00am: Partly Cloudy
Partly Cloudy
33°F
Dew Pt 24°F
Wind Chill: 28°F
Wind from S S 6 mph
Precip: 1%
Fri
1:00am
Fri 1:00am: Partly Cloudy
Partly Cloudy
32°F
Dew Pt 25°F
Wind Chill: 27°F
Wind from SW SW 6 mph
Precip: 1%




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: 3    Medium 

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

Tuesday:

0.01 in

March:

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 Tuesday:

7:11am

16.2°F

Low Tuesday:

12:00am

25.2°F

Low wind chill today:

7:11am

16.2°F

Low wind chill Tuesday:

1:17pm

33.3°F

High dew pt today:

11:56pm

20.7°F

High dew pt Tuesday:

 

None

Wind gust today:

 

None

Wind gust Tuesday:


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

Expected Snow [‒] Expected Snow [+]

72-Hour Snowfall Forecast

Tap Click image to go to NWS winter weather page

No snow expected in Lexington.

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

New Moon, Moon age: 29 days, 6 hours, 47 minutes, 82%

Phase:

New Moon (82%)

Moon set:

8:18am

Moon rise:

9:38pm