Current weather conditions in Contoocook, NH USA

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Grafton N
 Details for Grafton N Flood Advisory
 Grafton S
 Details for Grafton S Flood Advisory

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Flood Advisory FLOOD ADVISORY - Grafton N  - Grafton S

Very warm and humid conditions persist into Friday with daily chances for showers and thunderstorms. Highs in the 80s to low 90s combined with the humidity will pose a heat risk through Friday. A cold front crosses late Friday into Saturday morning bringing chances for thunderstorms and some relief to the humidity over the weekend. Another cold front crosses late Sunday bringing a cooler airmass into next week.
Click to Zoom/Unzoom Visit Gray, Maine Weather Forecast Office-


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Updated: @ 06/10/2026 19:50 - next update at 19:55  
Summary / Temperature Wind Rain Outlook
Overcast Overcast
Currently: 77.4, Max: 89.6, Min: 55.0 77.4°F
Colder 2.4°F than last hour.

Comfortable

Feels like: 77°F

24-hr difference
0.8°FWarmer 0.8°F than yesterday at this time.
  Today Yesterday
High: 89.6°F
13:38 		86.2°F
16:21
Low: 55°F
05:23 		47.3°F
05:20
Calm
0
Gust:
 0 mph
0 Bft - Calm
Today: 8 mph 13:26
Gust Month: 14 mph June 03
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 0.03 in
Season Total: 11.74 in
1 rain day in June.
Thursday

Thursday: Mostly Sunny then Isolated Showers And Thunderstorms
Mostly Sunny then Isolated Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: 81 % Increased 7.0% since last hour.
Dew Point: 71°F Increased 0.3°F since last hour.
Barometer: 29.64 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 05:06
Sunset: 20:26
Moonrise: 01:43
Moonset: 15:20
Waning Crescent
Waning Crescent, Moon at 24 days in cycle
23%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 8.0 @ 13:07
3 W/m2 (20 %)
High: 827 @  13:07
 NWS Weather Forecast  - Outlook: Tonight & Thursday
Tonight

Tonight: Scattered Showers And Thunderstorms then Showers And Thunderstorms Likely
Scattered Showers And T-Storms then Showers And T-Storms Likely

Lo 66 °F		 NWS forecast: Scattered showers and thunderstorms before 8pm, then showers and thunderstorms likely between 8pm and 3am, then areas of fog. Mostly cloudy, with a low around 66. South wind around 0 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
 
Thursday

Thursday: Mostly Sunny then Isolated Showers And Thunderstorms
Mostly Sunny then Isolated Showers And T-Storms

Hi 90 °F		 NWS forecast: Isolated showers and thunderstorms after 5pm. Mostly sunny, with a high near 90. West wind 0 to 5 mph. Chance of precipitation is 20%.