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

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fair

60°F

16°C

Humidity 80%
Wind Speed Calm
Barometer 29.94 in (1013.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 17 May 2:53 am EDT
Extended Forecast for

Raritan NJ

  • Overnight

    Overnight: Partly cloudy, with a low around 61. West wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. South wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny and hot, with a high near 97. Chance of precipitation is 60%.

    High: 97 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 61. West wind around 5 mph.
Sunday
Sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 63. Calm wind.
Monday
Sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 66. South wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny and hot, with a high near 97. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Thursday
A chance of showers after 8am. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Raritan NJ
 40.57°N 74.66°W (Elev. 102 ft)
Last Update:
4:08 pm EDT May 16, 2026
Forecast Valid:
3am EDT May 17, 2026-6pm EDT May 23, 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