See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
14°
Clear
Feels Like: 15°
Min: 10°
Max: 20°
The next few hours will be breezy and overcast, with tomorrow reaching 18°C and dropping to 8°C. The coming days will be breezy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:18
Sunrise
19:40
Sunset
Moon
Waxing Crescent
11:25
Moonrise
20:31
Moonset
Daily Forecast
Monday
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Air Quality Data Available
Upgrade to access real-time air quality data for Jamestown.
Resources
UV Index
Humidity
Weather in Jamestown tomorrow, September 15, 2026
Jamestown starts September 15, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds. The first half of the day looks overcast, as cloud amounts reach about 100% around 11:00. Brighter weather, if it comes, waits until later.
Expect highs of 18°C and cooler readings close to 9°C. Expect humidity between 54% and 85%, most humid near 08:00. Winds stay light, near 10.3 km/h by 02:00, so the day feels still more than breezy.
Through the afternoon cloud remains the main feature, with cover near 100% around 12:00. Bright spells should stay limited even as the day wears on. Expect visibility around 16.1 km. Expect sunrise at 07:19, sunset at 19:38, and 12 hours 18 minutes of sunlight today overall.
In short, September 15, 2026 looks like a fine day in Jamestown for being outside, peaking around 18°C.
Frequently asked questions about weather in Jamestown
How warm does it get in Jamestown?
The warmest month in Jamestown is July, with average high temperatures of 28°C. The average temperature during this period is around 21°C.
How cold does it get in Jamestown?
The coldest month in Jamestown is February, with average low temperatures of -15°C. The average temperature during this period is around -11°C.
What is the wettest time of year in Jamestown?
The wettest month in Jamestown is August, with an average of 91mm of precipitation.
What is the driest time of year in Jamestown?
The driest month in Jamestown is January, with an average of 15mm of precipitation.
Explore more weather forecasts
- West Fargo, North Dakota
- New York City, New York
- Fargo, North Dakota
- Los Angeles, California
- Bismarck, North Dakota
- Brooklyn, New York
- Mandan, North Dakota
- Chicago, Illinois
- Grand Forks, North Dakota
- Houston, Texas
- Minot, North Dakota
- Queens, New York
- Dickinson, North Dakota
- Phoenix, Arizona
- Williston, North Dakota
- Philadelphia, Pennsylvania
