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

Tonight:  Lo 59 °F

Wednesday:  Hi 71 °F

 

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

Humidity:  90%  

 

UV Index:  0.0   None

 

Air Quality Index: 42

 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 -
Tonight, Wednesday, & Wednesday Night through Tuesday

Issued by:
National Weather Service Boston / Norton, MA
Point Forecast Updated Tue May 5, 2026 2:40pm EDT


Overview:

- Cold front moves through the region this afternoon and exits tomorrow morning, scattered showers with embedded thunder are possible along with cooler temperatures.

- Drying trend second half of Thursday into Friday along with seasonable to slightly below seasonable temperatures.

- The weekend looks unsettled with a couple periods of showers, one Saturday and the other towards Sunday evening/Monday.


Tonight:

Mostly Cloudy

Lo 59 °F

Tonight: Mostly Cloudy

Mostly cloudy, with a low around 59. Southwest wind 12 to 16 mph, with gusts as high as 35 mph.


Wednesday:

Cloudy then Rain Showers Likely

Hi 71 °F

Wednesday: Cloudy then Rain Showers Likely

Rain showers likely after 3pm. Cloudy, with a high near 71. South wind 12 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.


Wednesday Night:

Rain Showers

Lo 51 °F

Wednesday Night: Rain Showers

Rain showers. Mostly cloudy, with a low around 51. Southwest wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.


Thursday:

Chance Rain Showers then Mostly Sunny

Hi 66 °F

Thursday: Chance Rain Showers then Mostly Sunny

A chance of rain showers before 9am. Mostly sunny, with a high near 66. Northwest wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.


Thursday Night:

Partly Cloudy

Lo 45 °F

Thursday Night: Partly Cloudy

Partly cloudy, with a low around 45. West wind around 7 mph.


Friday:

Mostly Sunny

Hi 64 °F

Friday: Mostly Sunny

Mostly sunny, with a high near 64. West wind 7 to 10 mph.


Friday Night:

Partly Cloudy

Lo 45 °F

Friday Night: Partly Cloudy

Partly cloudy, with a low around 45. Southwest wind 5 to 9 mph.


Saturday:

Chance Rain Showers

Hi 65 °F

Saturday: Chance Rain Showers

A chance of rain showers after 8am. Partly sunny, with a high near 65. Southwest wind 5 to 12 mph. Chance of precipitation is 50%.


Saturday Night:

Chance Rain Showers

Lo 47 °F

Saturday Night: Chance Rain Showers

A chance of rain showers before 3am. Mostly cloudy, with a low around 47. Southwest wind 6 to 10 mph. Chance of precipitation is 50%.


Sunday:

Mostly Sunny then Slight Chance Rain Showers

Hi 71 °F

Sunday: Mostly Sunny then Slight Chance Rain Showers

A slight chance of rain showers after 4pm. Mostly sunny, with a high near 71. Southwest wind 6 to 10 mph.


Sunday Night:

Chance Rain Showers

Lo 50 °F

Sunday Night: Chance Rain Showers

A chance of rain showers. Mostly cloudy, with a low around 50. Southwest wind 5 to 9 mph. Chance of precipitation is 50%.


Monday:

Chance Rain Showers

Hi 66 °F

Monday: Chance Rain Showers

A chance of rain showers. Mostly cloudy, with a high near 66. Southwest wind 5 to 8 mph. Chance of precipitation is 50%.


Monday Night:

Chance Rain Showers

Lo 46 °F

Monday Night: Chance Rain Showers

A chance of rain showers. Mostly cloudy, with a low around 46. West wind around 8 mph. Chance of precipitation is 50%.


Tuesday:

Chance Rain Showers

Hi 63 °F

Tuesday: Chance Rain Showers

A chance of rain showers. Partly sunny, with a high near 63. Northwest wind around 8 mph.


NWS Hourly Forecast -
Today 6am through Thu 5pm

Issued by:
National Weather Service Boston / Norton, MA
Updated Tue May 5, 2026 2:40pm EDT

 
6:00am
Wed 6:00am: Mostly Cloudy
Mostly Cloudy
59°F
Dew Pt 53°F
Wind from S S 12 mph
Precip: 1%
 
7:00am
Wed 7:00am: Mostly Cloudy
Mostly Cloudy
59°F
Dew Pt 53°F
Wind from S S 12 mph
Precip: 2%
 
8:00am
Wed 8:00am: Cloudy
Cloudy
60°F
Dew Pt 54°F
Wind from S S 12 mph
Precip: 2%
 
9:00am
Wed 9:00am: Cloudy
Cloudy
62°F
Dew Pt 53°F
Wind from S S 14 mph
Precip: 2%
 
10:00am
Wed 10:00am: Cloudy
Cloudy
65°F
Dew Pt 54°F
Wind from S S 14 mph
Precip: 2%
 
11:00am
Wed 11:00am: Cloudy
Cloudy
67°F
Dew Pt 54°F
Wind from S S 14 mph
Precip: 3%
 
12:00pm
Wed 12:00pm: Cloudy
Cloudy
69°F
Dew Pt 53°F
Wind from S S 15 mph
Precip: 4%
 
1:00pm
Wed 1:00pm: Cloudy
Cloudy
69°F
Dew Pt 53°F
Wind from S S 15 mph
Precip: 8%
 
2:00pm
Wed 2:00pm: Cloudy
Cloudy
69°F
Dew Pt 52°F
Wind from S S 15 mph
Precip: 14%
 
3:00pm
Wed 3:00pm: Chance Rain Showers
Chance Rain Showers
69°F
Dew Pt 52°F
Wind from S S 15 mph
Precip: 34%
Rain: 0.01 in
 
4:00pm
Wed 4:00pm: Chance Rain Showers
Chance Rain Showers
66°F
Dew Pt 53°F
Wind from S S 15 mph
Precip: 54%
Rain: 0.01 in
 
5:00pm
Wed 5:00pm: Rain Showers Likely
Rain Showers Likely
66°F
Dew Pt 54°F
Wind from S S 14 mph
Precip: 74%
Rain: 0.02 in
 
6:00pm
Wed 6:00pm: Rain Showers
Rain Showers
65°F
Dew Pt 54°F
Wind from S S 13 mph
Precip: 76%
Rain: 0.02 in
 
7:00pm
Wed 7:00pm: Rain Showers
Rain Showers
62°F
Dew Pt 54°F
Wind from S S 13 mph
Precip: 78%
Rain: 0.02 in
 
8:00pm
Wed 8:00pm: Rain Showers
Rain Showers
61°F
Dew Pt 55°F
Wind from S S 12 mph
Precip: 80%
Rain: 0.03 in
 
9:00pm
Wed 9:00pm: Rain Showers
Rain Showers
58°F
Dew Pt 55°F
Wind from S S 10 mph
Precip: 79%
Rain: 0.02 in
 
10:00pm
Wed 10:00pm: Rain Showers
Rain Showers
57°F
Dew Pt 55°F
Wind from SW SW 10 mph
Precip: 78%
Rain: 0.02 in
 
11:00pm
Wed 11:00pm: Rain Showers
Rain Showers
56°F
Dew Pt 55°F
Wind from SW SW 9 mph
Precip: 77%
Rain: 0.02 in
Thu
12:00am
Thu 12:00am: Rain Showers Likely
Rain Showers Likely
55°F
Dew Pt 55°F
Wind from SW SW 8 mph
Precip: 66%
Rain: 0.02 in
Thu
1:00am
Thu 1:00am: Rain Showers Likely
Rain Showers Likely
55°F
Dew Pt 55°F
Wind from W W 7 mph
Precip: 56%
Rain: 0.02 in
Thu
2:00am
Thu 2:00am: Chance Rain Showers
Chance Rain Showers
54°F
Dew Pt 54°F
Wind from W W 7 mph
Precip: 45%
Rain: 0.02 in
Thu
3:00am
Thu 3:00am: Chance Rain Showers
Chance Rain Showers
54°F
Dew Pt 53°F
Wind from NW NW 7 mph
Precip: 40%
Rain: 0.02 in
Thu
4:00am
Thu 4:00am: Chance Rain Showers
Chance Rain Showers
52°F
Dew Pt 51°F
Wind from NW NW 7 mph
Precip: 36%
Rain: 0.02 in
Thu
5:00am
Thu 5:00am: Chance Rain Showers
Chance Rain Showers
51°F
Dew Pt 49°F
Wind from NW NW 7 mph
Precip: 31%
Rain: 0.01 in
Thu
6:00am
Thu 6:00am: Chance Rain Showers
Chance Rain Showers
51°F
Dew Pt 47°F
Wind from NW NW 7 mph
Precip: 27%
Rain: 0.01 in
Thu
7:00am
Thu 7:00am: Slight Chance Rain Showers
Slight Chance Rain Showers
51°F
Dew Pt 46°F
Wind from NW NW 7 mph
Precip: 22%
Rain: 0.01 in
Thu
8:00am
Thu 8:00am: Slight Chance Rain Showers
Slight Chance Rain Showers
51°F
Dew Pt 44°F
Wind from NW NW 7 mph
Precip: 18%
Thu
9:00am
Thu 9:00am: Mostly Sunny
Mostly Sunny
53°F
Dew Pt 42°F
Wind from NW NW 7 mph
Precip: 14%
Thu
10:00am
Thu 10:00am: Mostly Sunny
Mostly Sunny
55°F
Dew Pt 41°F
Wind from NW NW 6 mph
Precip: 11%
Thu
11:00am
Thu 11:00am: Mostly Sunny
Mostly Sunny
58°F
Dew Pt 40°F
Wind from NW NW 6 mph
Precip: 8%
Thu
12:00pm
Thu 12:00pm: Mostly Sunny
Mostly Sunny
61°F
Dew Pt 39°F
Wind from NW NW 6 mph
Precip: 7%
Thu
1:00pm
Thu 1:00pm: Mostly Sunny
Mostly Sunny
63°F
Dew Pt 39°F
Wind from NW NW 6 mph
Precip: 7%
Thu
2:00pm
Thu 2:00pm: Mostly Sunny
Mostly Sunny
64°F
Dew Pt 38°F
Wind from W W 6 mph
Precip: 6%
Thu
3:00pm
Thu 3:00pm: Mostly Sunny
Mostly Sunny
65°F
Dew Pt 37°F
Wind from W W 6 mph
Precip: 6%
Thu
4:00pm
Thu 4:00pm: Mostly Sunny
Mostly Sunny
64°F
Dew Pt 36°F
Wind from W W 7 mph
Precip: 6%
Thu
5:00pm
Thu 5:00pm: Mostly Sunny
Mostly Sunny
63°F
Dew Pt 35°F
Wind from W W 7 mph
Precip: 6%




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

Tuesday:

0.01 in

May:

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 Gibbous, Moon age: 18 days, 22 hours, 46 minutes, 82%

Phase:

Waning Gibbous (82%)

Moon set:

8:18am

Moon rise:

9:38pm