Extreme Heat Warning EXTREME HEAT WARNING - Belknap  - Caroll N  - Caroll S  - Cheshire/Keene  - Concord/Merrimack  - Grafton N  - Grafton S  - Hillsborough  - Nashua  - Portsmouth Seacoast  - Rockingham  - Strafford  - Sullivan
Air Quality Alert AIR QUALITY ALERT - Portsmouth Seacoast  - Rockingham

The heat wave continues through Friday. The heat and humidity will provide fuel for thunderstorms at times through Friday with storms possible during the afternoon and nights. Placement, timing, and coverage of storms remains variable. The main hazards with any severe storms would be damaging winds and hail.
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Updated: @ 07/03/2026 03:50 - next update at 03:55  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 73.3, Max: 76.6, Min: 73.2 73.3°F
 

Comfortable

Feels like: 73°F

24-hr difference
1.3°FWarmer 1.3°F than yesterday at this time.
  Today Yesterday
High: 76.6°F
00:11
95.5°F
15:02
Low: 73.2°F
02:08
70.2°F
05:48
 Calm
0
Gust:
0 mph
0 Bft - Calm
Today: 2 mph 00:11
Gust Month: 10 mph July 02
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0.02 in
Storm Rain: 0 in
This Month: 0.02 in
Season Total: 15.79 in
1 rain day in July.
Friday

Friday: Sunny
Sunny
Humidity & Barometer Almanac Moon
Humidity: 89 % Decreased 1.0% since last hour.
Dew Point: 69.8°F Decreased 0.3°F since last hour.
Barometer: 29.784 inHg Falling 0.01  inHg/hr
Baro Trend: Steady
Sunrise: 05:12
Sunset: 20:30
Moonset: 08:33
Moonrise: 22:48
Waning Gibbous
Waning Gibbous, Moon at 17 days in cycle
90%
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 & Friday
Overnight

Overnight: Mostly Clear
Mostly Clear

Lo 72 °F
NWS forecast: Mostly clear, with a low around 72. West wind around 5 mph.
 
Friday

Friday: Sunny
Sunny

Hi 98 °F
NWS forecast: Sunny, with a high near 98. Heat index values as high as 101. Northwest wind 5 to 10 mph.