Outdoor conditions in

Lexington

Massachusetts
Now
  1. 51°Sunny0% rain71% humidityGusts 22 mph
  2. 53°Sunny0% rain66% humidityGusts 18 mph
  3. 55°Sunny0% rain59% humidityGusts 16 mph
  4. 58°Sunny0% rain53% humidityGusts 14 mph
  5. 59°Mostly Sunny0% rain51% humidityGusts 12 mph
  6. 60°Mostly Sunny0% rain47% humidityGusts 9 mph
  7. 60°Sunny0% rain47% humidityGusts 7 mph
  8. 60°Sunny0% rain47% humidityGusts 6 mph
  9. 59°Sunny0% rain51% humidityGusts 3 mph
  10. 56°Mostly Clear0% rain57% humidityGusts 3 mph
  11. 53°Mostly Clear0% rain66% humidityGusts 3 mph
  12. 49°Partly Cloudy0% rain74% humidityGusts 5 mph
  13. 47°Mostly Clear0% rain79% humidityGusts 5 mph
  14. 46°Mostly Clear0% rain83% humidityGusts 5 mph
  15. 45°Mostly Clear0% rain86% humidityGusts 6 mph
  16. 44°Partly Cloudy0% rain89% humidityGusts 6 mph
  17. 45°Mostly Clear0% rain86% humidityGusts 6 mph
  18. 45°Partly Cloudy1% rain86% humidityGusts 7 mph
  19. 45°Mostly Cloudy3% rain86% humidityGusts 8 mph
  20. 46°Mostly Cloudy6% rain86% humidityGusts 9 mph
  21. 47°Mostly Cloudy8% rain83% humidityGusts 10 mph
  22. 47°Slight Chance Rain Showers23% rain86% humidityGusts 13 mph
  23. 47°Chance Rain Showers38% rain89% humidityGusts 16 mph
  24. 48°Chance Rain Showers52% rain93% humidityGusts 20 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
0%
Humidity
47–86%
Wind
22 mph
Fri

Friday looks wet for a meaningful stretch.

Rain
76%
Humidity
83–100%
Wind
29 mph
Sat

Saturday has a real shower chance.

Rain
62%
Humidity
44–93%
Wind
32 mph
Sun

Sunday looks fairly quiet.

Rain
3%
Humidity
46–82%
Wind
15 mph
Mon

Monday looks fairly quiet.

Rain
15%
Humidity
53–96%
Wind
20 mph
  1. 60° / 45°Today looks fairly quiet.0% rain · Humidity 47–86% · Wind 22 mph
  2. 68° / 44°Friday looks wet for a meaningful stretch.76% rain · Humidity 83–100% · Wind 29 mph
  3. 61° / 38°Saturday has a real shower chance.62% rain · Humidity 44–93% · Wind 32 mph
  4. 54° / 33°Sunday looks fairly quiet.3% rain · Humidity 46–82% · Wind 15 mph
  5. 60° / 37°Monday looks fairly quiet.15% rain · Humidity 53–96% · Wind 20 mph

Environmental watch

Air quality + smoke

Air quality

Boston Metro area · Updated Thu 9:26 AM
14GoodUS AQI

Good through Sat 12 PM.

Sky check

No plume detected overhead

Satellite view · Updated Thu 8:45 AM

Air near ground14 · Good US AQI

Rain, in motion · Past four hours

Lexington radar

Ready when you areSee what is moving toward Lexington.

Watch the last four hours of rain, then search any nearby trail, lake, or address.

View the official forecast ↗

Outdoor fire check

Thinking about a backyard fire?

Weather is less concerning around 5 PM–8 PM.

Humidity stays higher and winds stay lighter for at least three hours.

Next 12 hoursChoose a time to see what is driving the concern.
Selected timeNowUse caution

Sustained wind is 12 mph. Gusts may reach 22 mph.

Humidity
71%
Wind
12 mph
Gusts
22 mph

Check local rules. Weather is only part of the decision. Check city, county, and land-manager fire restrictions before lighting any outdoor fire.

Nearby regional view

Explore Boston-Cambridge-Newton

About 12 miles away, the Boston-Cambridge-Newton hub looks more deeply at Boston-Cambridge-Newton, MA-NH. It reflects that wider area rather than Lexington’s exact conditions.

About these readingsSources and local limits

Weather

Forecasts, alerts, and radar come from NOAA and the National Weather Service.

Air quality

This reading describes Boston Metro area, about 6 miles away. Conditions can differ at this exact spot.

Smoke

Satellite imagery shows smoke overhead. It cannot tell us how much smoke has reached breathing level.

This page represents Lexington, MA, so conditions can vary from street to street. Environmental data: AirNow · participating air agencies · preliminary real-time US AQI · NOAA Hazard Mapping System · satellite-observed smoke.