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

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Fair

63°F

17°C

Humidity 65%
Wind Speed SW 5 mph
Barometer 29.88 in (1012.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 27 May 1:51 am EDT
Extended Forecast for

Waltham MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 63. Southwest wind around 7 mph.

    Low: 63 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 87. West wind 6 to 11 mph.

    High: 87 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 59. North wind around 6 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, mainly after 1pm. Increasing clouds, with a high near 71. North wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53. Light northwest wind.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, mainly after 3pm. Partly sunny, with a high near 70. Northwest wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 70 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers, mainly after 1am. Low around 52. South wind 5 to 7 mph. Chance of precipitation is 80%.

    Low: 52 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers likely, mainly before 8am. Partly sunny, with a high near 65. North wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. Northwest wind 6 to 9 mph.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 63. Southwest wind around 7 mph.
Wednesday
Partly sunny, with a high near 87. West wind 6 to 11 mph.
Wednesday Night
A slight chance of showers before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 59. North wind around 6 mph. Chance of precipitation is 20%.
Thursday
A chance of showers, mainly after 1pm. Increasing clouds, with a high near 71. North wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly cloudy, with a low around 53. Light northwest wind.
Friday
A chance of showers, mainly after 3pm. Partly sunny, with a high near 70. Northwest wind 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
Showers, mainly after 1am. Low around 52. South wind 5 to 7 mph. Chance of precipitation is 80%.
Saturday
Showers likely, mainly before 8am. Partly sunny, with a high near 65. North wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 47. Northwest wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 69. Northwest wind 6 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 50. North wind around 5 mph becoming light and variable in the evening.
Monday
A chance of showers. Partly sunny, with a high near 68. Northwest wind 5 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 50. Light and variable wind.
Tuesday
Mostly sunny, with a high near 73. Calm wind becoming east 5 to 8 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.38°N 71.22°W (Elev. 49 ft)
Last Update:
2:36 am EDT May 27, 2026
Forecast Valid:
2am EDT May 27, 2026-6pm EDT Jun 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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