Current weather conditions in Contoocook, NH USA

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Hillsborough
 Details for Hillsborough Heat Advisory
 Nashua
 Details for Nashua Heat Advisory
 Portsmouth Seacoast
 Details for Portsmouth Seacoast Heat Advisory
+1 other

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Heat Advisory HEAT ADVISORY - Hillsborough  - Nashua  - Portsmouth Seacoast  - Rockingham

Heat and humidity build into the weekend as a subtropical ridge of high pressure drives the weather pattern for New England. There will be daily chances for storms through Saturday. Coverage will be limited while there is potential for a few strong storms and localized torrential rainfall.
Click to Zoom/Unzoom Visit Gray, Maine Weather Forecast Office-


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Updated: @ 08/06/2026 13:10 - next update at 13:15  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 87.4, Max: 87.8, Min: 64.0 87.4°F
Warmer 0.9°F than last hour.

Warm

Feels like: 94°F

24-hr difference
3.6°FWarmer 3.6°F than yesterday at this time.
  Today Yesterday
High: 87.8°F
12:56 		86.4°F
14:59
Low: 64°F
06:10 		55°F
05:44
Wind from SE SE
1
Gust:
 3 mph
0 Bft - Calm
Today: 3 mph 10:18
Gust Month: 13 mph August 03
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 2.59 in
Season Total: 20.13 in
1 rain day in August.
Tonight

Tonight: Slight Chance Showers And Thunderstorms then Areas Of Fog
Slight Chance Showers And T-Storms then Areas Of Fog
Humidity & Barometer Almanac Moon
Humidity: 60 % Increased 2.0% since last hour.
Dew Point: 71.6°F Increased 2.0°F since last hour.
Barometer: 29.974 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 05:42
Sunset: 20:02
Moonset: 14:39
Moonrise: 23:42
Waning Crescent
Waning Crescent, Moon at 22 days in cycle
43%
Illuminated
UV Index Solar Radiation
   8.0     Very High 
High: 8.0 @ 11:24
867 W/m2 (94 %)
High: 870 @  13:07
 NWS Weather Forecast  - Outlook: Today & Tonight
Today

Today: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms

Hi 89 °F		 NWS forecast: A slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Southwest wind 0 to 5 mph. Chance of precipitation is 20%.
 
Tonight

Tonight: Slight Chance Showers And Thunderstorms then Areas Of Fog
Slight Chance Showers And T-Storms then Areas Of Fog

Lo 68 °F		 NWS forecast: A slight chance of showers and thunderstorms before 10pm, then areas of fog and a slight chance of rain showers. Partly cloudy, with a low around 68. West wind around 0 mph. Chance of precipitation is 20%.