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

Overnight:  Lo 62 °F

Wednesday:  Hi 85 °F

 

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

Humidity:  90%  

 

UV Index:  0.0   None

 

Air Quality Index: 40

 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 -
Overnight, Wednesday, & Wednesday Night through Tuesday

Issued by:
National Weather Service Boston / Norton, MA
Point Forecast Updated Wed Jun 10, 2026 1:23am EDT


Overview:

- Dry through the rest of today and tonight before the risk for showers and thunderstorms returns Wednesday afternoon/evening.

- Diurnal showers and thunderstorms possible Wednesday through Friday. Above normal temperatures peaking Thursday into Friday.

- Warm conditions with lower humidity throughout this weekend. Uncertainty remains high regarding potential rain showers for Saturday, and again early next week.


Overnight:

Partly Cloudy

Lo 62 °F

Overnight: Partly Cloudy

Partly cloudy, with a low around 62. Southwest wind around 7 mph.


Wednesday:

Partly Sunny

Hi 85 °F

Wednesday: Partly Sunny

Partly sunny, with a high near 85. Southwest wind 6 to 12 mph.


Wednesday Night:

Chance Showers And T-Storms then Patchy Fog

Lo 64 °F

Wednesday Night: Chance Showers And Thunderstorms then Patchy Fog

A chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms between 11pm and midnight, then patchy fog and a chance of showers and thunderstorms between midnight and 3am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 64. Southwest wind 6 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.


Thursday:

Patchy Fog then Chance Showers And T-Storms

Hi 90 °F

Thursday: Patchy Fog then Chance Showers And Thunderstorms

Patchy fog before 7am, then a chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. West wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.


Thursday Night:

Chance Showers And T-Storms then Mostly Cloudy

Lo 66 °F

Thursday Night: Chance Showers And Thunderstorms then Mostly Cloudy

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 66. Northeast wind around 5 mph. Chance of precipitation is 30%.


Friday:

Slight Chance Rain Showers then Slight Chance Showers And T-Storms

Hi 85 °F

Friday: Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms

A slight chance of rain showers between 11am and 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 85. Northeast wind 2 to 8 mph. Chance of precipitation is 20%.


Friday Night:

Slight Chance Showers And T-Storms

Lo 61 °F

Friday Night: Slight Chance Showers And Thunderstorms

A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 61. East wind 3 to 7 mph. Chance of precipitation is 30%.


Saturday:

Chance Rain Showers

Hi 85 °F

Saturday: Chance Rain Showers

A chance of rain showers before 5pm. Partly sunny, with a high near 85. North wind 3 to 7 mph. Chance of precipitation is 30%.


Saturday Night:

Partly Cloudy

Lo 63 °F

Saturday Night: Partly Cloudy

Partly cloudy, with a low around 63. West wind around 6 mph.


Sunday:

Sunny

Hi 90 °F

Sunday: Sunny

Sunny, with a high near 90. West wind 3 to 9 mph.


Sunday Night:

Partly Cloudy

Lo 65 °F

Sunday Night: Partly Cloudy

Partly cloudy, with a low around 65. Southwest wind 5 to 9 mph.


Monday:

Chance Rain Showers

Hi 85 °F

Monday: Chance Rain Showers

A chance of rain showers after 7am. Mostly sunny, with a high near 85. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.


Monday Night:

Chance Rain Showers

Lo 62 °F

Monday Night: Chance Rain Showers

A chance of rain showers. Mostly cloudy, with a low around 62. Northwest wind 5 to 8 mph. Chance of precipitation is 40%.


Tuesday:

Chance Rain Showers

Hi 81 °F

Tuesday: Chance Rain Showers

A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 81. South wind 5 to 8 mph.


NWS Hourly Forecast -
Today 4am through Thu 3pm

Issued by:
National Weather Service Boston / Norton, MA
Updated Wed Jun 10, 2026 1:23am EDT

 
4:00am
Wed 4:00am: Partly Cloudy
Partly Cloudy
63°F
Dew Pt 51°F
Wind from SW SW 7 mph
Precip: 0%
 
5:00am
Wed 5:00am: Partly Cloudy
Partly Cloudy
62°F
Dew Pt 51°F
Wind from SW SW 6 mph
Precip: 0%
 
6:00am
Wed 6:00am: Mostly Sunny
Mostly Sunny
63°F
Dew Pt 53°F
Wind from SW SW 6 mph
Precip: 0%
 
7:00am
Wed 7:00am: Partly Sunny
Partly Sunny
65°F
Dew Pt 55°F
Wind from SW SW 6 mph
Precip: 0%
 
8:00am
Wed 8:00am: Partly Sunny
Partly Sunny
69°F
Dew Pt 57°F
Wind from SW SW 6 mph
Precip: 1%
 
9:00am
Wed 9:00am: Mostly Sunny
Mostly Sunny
72°F
Dew Pt 59°F
Wind from SW SW 7 mph
Precip: 1%
 
10:00am
Wed 10:00am: Partly Sunny
Partly Sunny
76°F
Dew Pt 61°F
Wind from SW SW 7 mph
Precip: 2%
 
11:00am
Wed 11:00am: Partly Sunny
Partly Sunny
79°F
Dew Pt 62°F
Wind from SW SW 8 mph
Precip: 2%
 
12:00pm
Wed 12:00pm: Partly Sunny
Partly Sunny
81°F
Dew Pt 63°F
Heat Index: 82°F
Wind from SW SW 9 mph
Precip: 2%
 
1:00pm
Wed 1:00pm: Partly Sunny
Partly Sunny
82°F
Dew Pt 63°F
Heat Index: 83°F
Wind from SW SW 9 mph
Precip: 4%
 
2:00pm
Wed 2:00pm: Mostly Cloudy
Mostly Cloudy
82°F
Dew Pt 64°F
Heat Index: 83°F
Wind from SW SW 10 mph
Precip: 5%
 
3:00pm
Wed 3:00pm: Partly Sunny
Partly Sunny
82°F
Dew Pt 64°F
Heat Index: 83°F
Wind from SW SW 10 mph
Precip: 6%
 
4:00pm
Wed 4:00pm: Partly Sunny
Partly Sunny
82°F
Dew Pt 65°F
Heat Index: 84°F
Wind from SW SW 10 mph
Precip: 8%
 
5:00pm
Wed 5:00pm: Mostly Cloudy
Mostly Cloudy
81°F
Dew Pt 65°F
Heat Index: 83°F
Wind from SW SW 12 mph
Precip: 9%
 
6:00pm
Wed 6:00pm: Mostly Cloudy
Mostly Cloudy
78°F
Dew Pt 65°F
Wind from SW SW 10 mph
Precip: 12%
 
7:00pm
Wed 7:00pm: Mostly Cloudy
Mostly Cloudy
77°F
Dew Pt 65°F
Wind from S S 10 mph
Precip: 13%
 
8:00pm
Wed 8:00pm: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
74°F
Dew Pt 64°F
Wind from S S 9 mph
Precip: 39%
Rain: 0.01 in
 
9:00pm
Wed 9:00pm: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
73°F
Dew Pt 65°F
Wind from S S 8 mph
Precip: 37%
Rain: 0.01 in
 
10:00pm
Wed 10:00pm: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
72°F
Dew Pt 65°F
Wind from SW SW 8 mph
Precip: 37%
Rain: 0.01 in
 
11:00pm
Wed 11:00pm: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
71°F
Dew Pt 64°F
Wind from SW SW 7 mph
Precip: 41%
Rain: 0.02 in
Thu
12:00am
Thu 12:00am: Patchy Fog
Patchy Fog
69°F
Dew Pt 65°F
Wind from S S 7 mph
Precip: 40%
Rain: 0.02 in
Thu
1:00am
Thu 1:00am: Patchy Fog
Patchy Fog
68°F
Dew Pt 64°F
Wind from SW SW 6 mph
Precip: 37%
Rain: 0.02 in
Thu
2:00am
Thu 2:00am: Chance Rain Showers
Chance Rain Showers
67°F
Dew Pt 64°F
Wind from S S 6 mph
Precip: 28%
Thu
3:00am
Thu 3:00am: Patchy Fog
Patchy Fog
66°F
Dew Pt 64°F
Wind from S S 6 mph
Precip: 21%
Thu
4:00am
Thu 4:00am: Patchy Fog
Patchy Fog
66°F
Dew Pt 64°F
Wind from SW SW 6 mph
Precip: 17%
Thu
5:00am
Thu 5:00am: Patchy Fog
Patchy Fog
65°F
Dew Pt 64°F
Wind from SW SW 6 mph
Precip: 11%
Thu
6:00am
Thu 6:00am: Patchy Fog
Patchy Fog
66°F
Dew Pt 64°F
Wind from SW SW 6 mph
Precip: 8%
Thu
7:00am
Thu 7:00am: Partly Sunny
Partly Sunny
68°F
Dew Pt 65°F
Wind from SW SW 6 mph
Precip: 7%
Thu
8:00am
Thu 8:00am: Mostly Sunny
Mostly Sunny
71°F
Dew Pt 67°F
Wind from W W 6 mph
Precip: 5%
Thu
9:00am
Thu 9:00am: Mostly Sunny
Mostly Sunny
77°F
Dew Pt 69°F
Wind from W W 6 mph
Precip: 3%
Thu
10:00am
Thu 10:00am: Sunny
Sunny
81°F
Dew Pt 69°F
Heat Index: 84°F
Wind from W W 7 mph
Precip: 0%
Thu
11:00am
Thu 11:00am: Mostly Sunny
Mostly Sunny
83°F
Dew Pt 69°F
Heat Index: 87°F
Wind from W W 7 mph
Precip: 3%
Thu
12:00pm
Thu 12:00pm: Mostly Sunny
Mostly Sunny
85°F
Dew Pt 69°F
Heat Index: 89°F
Wind from W W 7 mph
Precip: 7%
Thu
1:00pm
Thu 1:00pm: Mostly Sunny
Mostly Sunny
87°F
Dew Pt 69°F
Heat Index: 91°F
Wind from W W 7 mph
Precip: 10%
Thu
2:00pm
Thu 2:00pm: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
88°F
Dew Pt 69°F
Heat Index: 92°F
Wind from W W 7 mph
Precip: 37%
Thu
3:00pm
Thu 3:00pm: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
88°F
Dew Pt 69°F
Heat Index: 92°F
Wind from NW NW 7 mph
Precip: 35%
Rain: 0.01 in




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

Tuesday:

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 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 [+]

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: 24 days, 12 hours, 10 minutes, 82%

Phase:

Waning Crescent (82%)

Moon set:

8:18am

Moon rise:

9:38pm