Onshore winds will keep much of western Maine cooler today, but very warm temperatures will continue through Wednesday with some 90F readings possible in southern NH on Tuesday. Thunderstorms, some potentially strong, are possible in the afternoons on Tuesday and Wednesday as two frontal boundaries near and cross the region from the north. 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.
Click to Zoom/Unzoom Visit Gray, Maine Weather Forecast Office-


spacer
Updated: @ 05/18/2026 11:55 - next update at 12:00  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 75.1, Max: 75.4, Min: 52.9 75.1°F
Warmer 3.2°F than last hour.

Comfortable

Feels like: 75°F

24-hr difference
-4.9°FColder 4.9°F than yesterday at this time.
  Today Yesterday
High: 75.4°F
11:53
83.1°F
14:25
Low: 52.9°F
04:40
52.3°F
05:19
 Wind from NE NE
0
Gust:
1 mph
0 Bft - Calm
Today: 6 mph 10:29
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.
Tonight

Tonight: Mostly Clear
Mostly Clear
Humidity & Barometer Almanac Moon
Humidity: 52 %  
Dew Point: 56°F Increased 2.9°F since last hour.
Barometer: 30.089 inHg Falling 0.03  inHg/hr
Baro Trend: Steady
Sunrise: 05:19
Sunset: 20:07
Moonrise: 06:20
Moonset: 23:02
Waxing Crescent
Waxing Crescent, Moon at 2 days in cycle
5%
Illuminated
UV Index Solar Radiation
   7.0     High 
High: 7.0 @ 11:27
747 W/m2 (79 %)
High: 761 @  11:54
 NWS Weather Forecast  - Outlook: Today & Tonight
Today

Today: Mostly Sunny
Mostly Sunny

Hi 80 °F
NWS forecast: Mostly sunny, with a high near 80. Southeast wind around 5 mph.
 
Tonight

Tonight: Mostly Clear
Mostly Clear

Lo 57 °F
NWS forecast: Mostly clear, with a low around 57. Southeast wind 0 to 5 mph.