National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mount Washington (KMWN)

Lat: 44.27°NLon: 71.3°WElev: 6262ft.

Partly Cloudy

39°F

4°C

Humidity 18%
Wind Speed SW 16 mph
Barometer NA
Dewpoint 0°F (-18°C)
Visibility 130.00 mi
Wind Chill30°F (-1°C)
Last update 19 Sep 10:50 pm EDT
Extended Forecast for

Mount Washington NH

  • Overnight

    Overnight: Partly cloudy, with a low around 39. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain, mainly after 1pm. Patchy fog after 7am. High near 45. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Chance Rain
    and Patchy
    Fog then Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Patchy fog. Otherwise, cloudy, with a low around 37. South wind 10 to 15 mph becoming northwest in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain Likely
    and Patchy
    Fog then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 47. North wind around 15 mph, with gusts as high as 30 mph.

    High: 47 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. Southwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
Rain, mainly after 1pm. Patchy fog after 7am. High near 45. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely, mainly before 11pm. Patchy fog. Otherwise, cloudy, with a low around 37. South wind 10 to 15 mph becoming northwest in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 47. North wind around 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 33. North wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 37. Breezy.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 49. Breezy.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 39. Very windy.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 50. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Washington NH
 44.28°N 71.33°W (Elev. 3701 ft)
Last Update:
6:50 pm EDT Sep 19, 2026
Forecast Valid:
1am EDT Sep 20, 2026-6pm EDT Sep 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation