Current weather conditions in Contoocook, NH USA

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Heat Advisory HEAT ADVISORY - Hillsborough  - Nashua  - Portsmouth Seacoast  - Rockingham
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A period of hot a breezy weather is expected Tuesday and Wednesday as temperatures climb into the upper 80s and low 90s ahead of a cold front. Strong to severe thunderstorms will be possible Tuesday ahead of the front with another round of showers and storms Wednesday as the front crosses. It will also be breezy on Tuesday and Wednesday with gusts of 25 to 35 mph possible. Cooler and drier weather follows the front for Thursday and Friday.
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Updated: @ 05/19/2026 02:55 - next update at 03:00  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 53.5, Max: 57.6, Min: 53.4 53.5°F
Colder 0.9°F than last hour.

Cool

Feels like: 53°F

24-hr difference
0.1°FWarmer 0.1°F than yesterday at this time.
  Today Yesterday
High: 57.6°F
00:00 		81.5°F
16:03
Low: 53.4°F
02:50 		52.9°F
04:40
Calm
0
Gust:
 0 mph
0 Bft - Calm
Today: 0 mph 00:00
Gust Month: 23 mph May 07
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 3.62 in
Season Total: 9.1 in
8 rain days in May.
Tuesday

Tuesday: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: 94 % Increased 1.0% since last hour.
Dew Point: 51.9°F Decreased 0.5°F since last hour.
Barometer: 29.952 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 05:18
Sunset: 20:08
Moonrise: 07:29
Moonset: 23:57
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
9%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 0.0 @ 00:00
0 W/m2 (0 %)
High: 0 @  00:00
 NWS Weather Forecast  - Outlook: Overnight & Tuesday
Overnight

Overnight: Mostly Clear
Mostly Clear

Lo 57 °F		 NWS forecast: Mostly clear, with a low around 57. South wind around 0 mph.
 
Tuesday

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

Hi 91 °F		 NWS forecast: A slight chance of rain showers between 1pm and 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind 0 to 10 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.