Seymour, CT weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Seymour now
Loading the National Weather Service forecast…
Seymour weather by the hour
Seymour weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Seymour.
This week in Seymour
Sunrise, sunset and moon in Seymour
What is the weather usually like in Seymour?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 81°F average high
- Januarycoldest month · 18°F average low
- 52.0 inprecipitation per year · 1,322 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Seymour: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station ANSONIA 1 NE, CT US (USC00060128), adjusted for the elevation of Seymour.
Seymour weather month by month
Sunrise and sunset in Seymour through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:14 AM | 4:49 PM | 9 h 34 min |
| February | 6:45 AM | 5:27 PM | 10 h 42 min |
| March | 7:02 AM | 7:00 PM | 11 h 58 min |
| April | 6:10 AM | 7:33 PM | 13 h 23 min |
| May | 5:31 AM | 8:05 PM | 14 h 34 min |
| June | 5:16 AM | 8:29 PM | 15 h 12 min |
| July | 5:30 AM | 8:26 PM | 14 h 55 min |
| August | 6:00 AM | 7:53 PM | 13 h 53 min |
| September | 6:31 AM | 7:03 PM | 12 h 31 min |
| October | 7:03 AM | 6:13 PM | 11 h 9 min |
| November | 6:39 AM | 4:34 PM | 9 h 54 min |
| December | 7:09 AM | 4:25 PM | 9 h 15 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Seymour?
Seymour has a hot-summer humid continental climate. The warmest month is July, with an average high of 81°F (27°C), and the coldest is January, with average lows of 18°F (-8°C).
It gets about 52.0 inches (1,322 mm) of precipitation a year. The wettest month is October and the driest is February.
The best time to visit Seymour is June to September. At 387 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Seymour
Weather in towns near Seymour
Questions about the weather in Seymour
What is the hottest month in Seymour?
July, with an average high of 81°F (27°C).
What is the coldest month in Seymour?
January, with an average low of 18°F (-8°C).
How much does it rain in Seymour?
About 52.0 inches (1,322 mm) a year; the wettest month is October.
Does it snow in Seymour?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Seymour?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Seymour have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Seymour in November?
Highs average 51°F and lows 31°F, with about 4.2 inches of precipitation.
What time is sunrise in Seymour?
Around 6:39 AM in mid-November, and sunset around 4:34 PM. Today’s exact times are shown above.
Where does this Seymour weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Seymour.
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