Newtown, CT Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Newtown, CT in one place.
Sunny. High near 79, with temperatures falling to around 76 in the afternoon. Northwest wind 3 to 7 mph.
Local Weather Overview
This forecast page for Newtown, CT 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: Aug 28, 2026 7:57 PM EDT.
The active forecast window currently covers Aug 29 to Sep 3, 2026 for Newtown, CT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 29 to Sep 3, 2026
- Latest sync
- Aug 28, 2026 7:57 PM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Newtown
Sunday looks like the warmest upcoming period in Newtown at 82 degrees F.
Saturday Night is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Sunday at about 2 to 9 mph SW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 28, 2026 7:57 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- OKX
- Radar station
- KOKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 59. West wind around 2 mph.
A chance of rain showers after 2pm. Mostly sunny. High near 82, with temperatures falling to around 80 in the afternoon. Southwest wind 2 to 9 mph. Chance of precipitation is 30%.
A chance of rain showers before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers. Partly sunny, with a high near 82.
A slight chance of rain showers before 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
A chance of rain showers. Partly sunny, with a high near 82. Chance of precipitation is 40%.
A chance of rain showers before 2am. Mostly cloudy, with a low around 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Sunny
|
79°F |
3 to 7 mph
NW
|
|
Saturday Night
Aug 29
|
Mostly Clear
|
59°F |
2 mph
W
|
|
Sunday
Aug 30
|
Mostly Sunny then Chance Rain Showers
|
82°F |
2 to 9 mph
SW
|
|
Sunday Night
Aug 30
|
Chance Showers And Thunderstorms
|
66°F |
2 to 7 mph
W
|
|
Monday
Aug 31
|
Slight Chance Rain Showers
|
82°F |
5 mph
NW
|
|
Monday Night
Aug 31
|
Chance Showers And Thunderstorms
|
65°F |
2 mph
S
|
|
Tuesday
Sep 1
|
Chance Showers And Thunderstorms
|
80°F |
1 to 7 mph
SE
|
|
Tuesday Night
Sep 1
|
Showers And Thunderstorms Likely
|
67°F |
2 to 6 mph
SE
|
|
Wednesday
Sep 2
|
Showers And Thunderstorms Likely
|
82°F |
3 to 8 mph
S
|
|
Wednesday Night
Sep 2
|
Showers And Thunderstorms Likely
|
66°F |
6 mph
SW
|
|
Thursday
Sep 3
|
Chance Rain Showers
|
82°F |
5 to 8 mph
W
|
|
Thursday Night
Sep 3
|
Chance Rain Showers
|
64°F |
6 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Newtown.
