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
  •   
Southeast Middlesex County, MA - Heat Advisory
 - SEE ALL NEARBY ALERTS -

Current Conditions [‒] Current Conditions [+]

35.1°F Colder than last hour.

1.7°C

 

 Cold 

Clear

Clear

This Afternoon:  Hi 86 °F

Tonight:  Lo 67 °F

 

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

Humidity:  90%  

 

UV Index:  0.0   None

 

Air Quality Index: 35

 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 Thursday 0.00 in

Visibility: 10 miles

Wind:

Now: Calm

Avg: Calm

Gusts: 0 mph

Calm wind


Forecast [‒] Forecast [+]

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

Issued by:
National Weather Service Boston / Norton, MA
Point Forecast Updated Fri Jun 12, 2026 11:56am EDT


Overview:

- Heat Advisories advisories remain in effect for northern CT, central and northern RI, and most of MA through 8pm this evening.

- A few scattered strong to severe thunderstorms are possible this afternoon and evening.

- Above normal temperatures continue into early next week, but humidity will be on the decrease. The weekend looks mostly dry with the next round of showers and thunderstorms Sunday night, some of which could be strong.

- Cooldown to more seasonable temperatures with drier weather for early next week.



This Afternoon:

Chance Showers And T-Storms

Hi 86 °F

This Afternoon: Chance Showers And Thunderstorms

A chance of rain showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Southeast wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.


Tonight:

Slight Chance Showers And T-Storms

Lo 67 °F

Tonight: Slight Chance Showers And Thunderstorms

A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 67. North wind 2 to 9 mph. Chance of precipitation is 20%.


Saturday:

Sunny

Hi 89 °F

Saturday: Sunny

Sunny, with a high near 89. Northwest wind around 9 mph.


Saturday Night:

Clear

Lo 65 °F

Saturday Night: Clear

Clear, with a low around 65. West wind 3 to 8 mph.


Sunday:

Mostly Sunny

Hi 91 °F

Sunday: Mostly Sunny

Mostly sunny, with a high near 91. Southwest wind 2 to 14 mph, with gusts as high as 26 mph.


Sunday Night:

Rain Showers Likely

Lo 63 °F

Sunday Night: Rain Showers Likely

Rain showers likely after 8pm. Mostly cloudy, with a low around 63. Southwest wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.


Monday:

Rain Showers Likely

Hi 82 °F

Monday: Rain Showers Likely

Rain showers likely. Mostly sunny, with a high near 82. West wind around 10 mph. Chance of precipitation is 60%.


Monday Night:

Slight Chance Rain Showers then Partly Cloudy

Lo 57 °F

Monday Night: Slight Chance Rain Showers then Partly Cloudy

A slight chance of rain showers before 8pm. Partly cloudy, with a low around 57. West wind 5 to 10 mph.


Tuesday:

Mostly Sunny

Hi 80 °F

Tuesday: Mostly Sunny

Mostly sunny, with a high near 80. West wind 5 to 8 mph.


Tuesday Night:

Mostly Clear

Lo 59 °F

Tuesday Night: Mostly Clear

Mostly clear, with a low around 59. Southwest wind 3 to 7 mph.


Wednesday:

Mostly Sunny then Slight Chance Rain Showers

Hi 82 °F

Wednesday: Mostly Sunny then Slight Chance Rain Showers

A slight chance of rain showers after 4pm. Mostly sunny, with a high near 82. Southwest wind 2 to 10 mph.


Wednesday Night:

Slight Chance Rain Showers

Lo 61 °F

Wednesday Night: Slight Chance Rain Showers

A slight chance of rain showers before 2am. Partly cloudy, with a low around 61. South wind 3 to 10 mph.


Thursday:

Chance Showers And T-Storms

Hi 84 °F

Thursday: Chance Showers And Thunderstorms

A slight chance of rain showers between 11am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 84. South wind 3 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.


Thursday Night:

Chance Showers And T-Storms

Lo 65 °F

Thursday Night: Chance Showers And Thunderstorms

A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 65. Southwest wind 10 to 14 mph, with gusts as high as 25 mph.


NWS Hourly Forecast -
Today 1pm through Sun 12am

Issued by:
National Weather Service Boston / Norton, MA
Updated Fri Jun 12, 2026 11:56am EDT

 
1:00pm
Fri 1:00pm: Chance Rain Showers
Chance Rain Showers
86°F
Dew Pt 70°F
Heat Index: 91°F
Wind from S S 5 mph
Precip: 24%
 
2:00pm
Fri 2:00pm: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
86°F
Dew Pt 70°F
Heat Index: 91°F
Wind from E E 3 mph
Precip: 28%
Rain: 0.02 in
 
3:00pm
Fri 3:00pm: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
86°F
Dew Pt 70°F
Heat Index: 91°F
Wind from SE SE 5 mph
Precip: 32%
Rain: 0.02 in
 
4:00pm
Fri 4:00pm: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
86°F
Dew Pt 69°F
Heat Index: 90°F
Wind from E E 6 mph
Precip: 27%
Rain: 0.01 in
 
5:00pm
Fri 5:00pm: Slight Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
86°F
Dew Pt 69°F
Heat Index: 90°F
Wind from SE SE 5 mph
Precip: 18%
 
6:00pm
Fri 6:00pm: Slight Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
83°F
Dew Pt 69°F
Heat Index: 87°F
Wind from E E 5 mph
Precip: 13%
 
7:00pm
Fri 7:00pm: Partly Cloudy
Partly Cloudy
82°F
Dew Pt 68°F
Heat Index: 85°F
Wind from E E 3 mph
Precip: 12%
 
8:00pm
Fri 8:00pm: Partly Cloudy
Partly Cloudy
79°F
Dew Pt 68°F
Wind from SE SE 3 mph
Precip: 12%
 
9:00pm
Fri 9:00pm: Partly Cloudy
Partly Cloudy
75°F
Dew Pt 71°F
Wind from SE SE 3 mph
Precip: 14%
 
10:00pm
Fri 10:00pm: Slight Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
75°F
Dew Pt 70°F
Wind from SE SE 2 mph
Precip: 15%
 
11:00pm
Fri 11:00pm: Slight Chance Rain Showers
Slight Chance Rain Showers
75°F
Dew Pt 69°F
Wind from NW NW 5 mph
Precip: 17%
Sat
12:00am
Sat 12:00am: Slight Chance Rain Showers
Slight Chance Rain Showers
74°F
Dew Pt 68°F
Wind from NW NW 6 mph
Precip: 14%
Sat
1:00am
Sat 1:00am: Slight Chance Rain Showers
Slight Chance Rain Showers
73°F
Dew Pt 65°F
Wind from NW NW 6 mph
Precip: 13%
Sat
2:00am
Sat 2:00am: Partly Cloudy
Partly Cloudy
71°F
Dew Pt 63°F
Wind from NW NW 7 mph
Precip: 4%
Sat
3:00am
Sat 3:00am: Partly Cloudy
Partly Cloudy
70°F
Dew Pt 60°F
Wind from NW NW 8 mph
Precip: 3%
Sat
4:00am
Sat 4:00am: Partly Cloudy
Partly Cloudy
69°F
Dew Pt 58°F
Wind from NW NW 8 mph
Precip: 2%
Sat
5:00am
Sat 5:00am: Partly Cloudy
Partly Cloudy
67°F
Dew Pt 55°F
Wind from NW NW 9 mph
Precip: 1%
Sat
6:00am
Sat 6:00am: Sunny
Sunny
68°F
Dew Pt 55°F
Wind from NW NW 9 mph
Precip: 0%
Sat
7:00am
Sat 7:00am: Sunny
Sunny
69°F
Dew Pt 55°F
Wind from NW NW 8 mph
Precip: 0%
Sat
8:00am
Sat 8:00am: Sunny
Sunny
71°F
Dew Pt 56°F
Wind from NW NW 9 mph
Precip: 0%
Sat
9:00am
Sat 9:00am: Sunny
Sunny
76°F
Dew Pt 56°F
Wind from NW NW 9 mph
Precip: 0%
Sat
10:00am
Sat 10:00am: Sunny
Sunny
79°F
Dew Pt 56°F
Wind from NW NW 9 mph
Precip: 0%
Sat
11:00am
Sat 11:00am: Sunny
Sunny
81°F
Dew Pt 55°F
Wind from NW NW 9 mph
Precip: 0%
Sat
12:00pm
Sat 12:00pm: Sunny
Sunny
84°F
Dew Pt 55°F
Wind from NW NW 9 mph
Precip: 0%
Sat
1:00pm
Sat 1:00pm: Sunny
Sunny
86°F
Dew Pt 54°F
Wind from NW NW 9 mph
Precip: 0%
Sat
2:00pm
Sat 2:00pm: Sunny
Sunny
87°F
Dew Pt 53°F
Wind from NW NW 9 mph
Precip: 0%
Sat
3:00pm
Sat 3:00pm: Sunny
Sunny
88°F
Dew Pt 53°F
Wind from NW NW 9 mph
Precip: 0%
Sat
4:00pm
Sat 4:00pm: Sunny
Sunny
88°F
Dew Pt 53°F
Wind from NW NW 9 mph
Precip: 0%
Sat
5:00pm
Sat 5:00pm: Sunny
Sunny
89°F
Dew Pt 53°F
Wind from NW NW 9 mph
Precip: 0%
Sat
6:00pm
Sat 6:00pm: Clear
Clear
87°F
Dew Pt 54°F
Wind from NW NW 8 mph
Precip: 0%
Sat
7:00pm
Sat 7:00pm: Clear
Clear
86°F
Dew Pt 54°F
Wind from W W 7 mph
Precip: 0%
Sat
8:00pm
Sat 8:00pm: Mostly Clear
Mostly Clear
82°F
Dew Pt 55°F
Wind from W W 5 mph
Precip: 0%
Sat
9:00pm
Sat 9:00pm: Clear
Clear
78°F
Dew Pt 55°F
Wind from W W 5 mph
Precip: 0%
Sat
10:00pm
Sat 10:00pm: Clear
Clear
76°F
Dew Pt 55°F
Wind from W W 5 mph
Precip: 0%
Sat
11:00pm
Sat 11:00pm: Mostly Clear
Mostly Clear
75°F
Dew Pt 55°F
Wind from W W 6 mph
Precip: 0%
Sun
12:00am
Sun 12:00am: Mostly Clear
Mostly Clear
72°F
Dew Pt 55°F
Wind from W W 6 mph
Precip: 0%




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: 9    Very High 

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

Thursday:

0.01 in

June:

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 Thursday:

7:11am

16.2°F

Low Thursday:

12:00am

25.2°F

Low wind chill today:

7:11am

16.2°F

Low wind chill Thursday:

1:17pm

33.3°F

High dew pt today:

11:56pm

20.7°F

High dew pt Thursday:

 

None

Wind gust today:

 

None

Wind gust Thursday:


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: 26 days, 21 hours, 16 minutes, 82%

Phase:

Waning Crescent (82%)

Moon set:

8:18am

Moon rise:

9:38pm