Thornton, NH Weather Forecast
Local 7-day forecast
Slight Chance Snow Showers then Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Thornton, NH in one place.
A slight chance of snow showers before 8am. Mostly cloudy, with a high near 47.
Local Weather Overview
This forecast page for Thornton, NH is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 20, 2026 2:08 AM EDT.
The active forecast window currently covers Apr 22 to Apr 26, 2026 for Thornton, NH.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 26, 2026
- Latest sync
- Apr 20, 2026 2:08 AM EDT
- Forecast office
- GYX
- Source
- NOAA / NWS
Daily Outlook
This Week in Thornton
Sunday looks like the warmest upcoming period in Thornton at 55 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 32 degrees F.
The strongest winds are forecast for Thursday at about 0 to 10 mph NW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 20, 2026 2:08 AM EDT
- Coverage
- 5 days
- Time zone
- America/New_York
- Forecast office
- GYX
- Radar station
- KGYX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 32.
Partly sunny, with a high near 52.
Mostly cloudy, with a low around 33.
Mostly sunny, with a high near 53.
A chance of rain showers after 9pm. Partly cloudy, with a low around 34. Chance of precipitation is 30%.
A chance of rain showers. Partly sunny, with a high near 54. Chance of precipitation is 40%.
A chance of rain showers. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.
A chance of rain showers. Partly sunny, with a high near 55.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Slight Chance Snow Showers then Mostly Cloudy
|
47°F |
0 to 5 mph
SW
|
|
Wednesday Night
Apr 22
|
Mostly Cloudy
|
32°F |
0 to 5 mph
NW
|
|
Thursday
Apr 23
|
Partly Sunny
|
52°F |
0 to 10 mph
NW
|
|
Thursday Night
Apr 23
|
Mostly Cloudy
|
33°F |
0 to 5 mph
NW
|
|
Friday
Apr 24
|
Mostly Sunny
|
53°F |
0 to 5 mph
NW
|
|
Friday Night
Apr 24
|
Chance Rain Showers
|
34°F |
0 to 5 mph
N
|
|
Saturday
Apr 25
|
Chance Rain Showers
|
54°F |
0 to 5 mph
E
|
|
Saturday Night
Apr 25
|
Chance Rain Showers
|
39°F |
0 to 5 mph
E
|
|
Sunday
Apr 26
|
Chance Rain Showers
|
55°F |
0 to 5 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Thornton.
