See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:41
Sunrise
18:55
Sunset
Moon
Waxing Crescent
12:50
Moonrise
20:48
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Air Quality Data Available
Upgrade to access real-time air quality data for Oshkosh.
Resources
UV Index
Humidity
Weather in Oshkosh today, September 16, 2026
Oshkosh looks cloudy on September 16, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward. The morning sky stays heavily clouded, with cover near 100% around 04:00. Grey conditions set the early tone before any later change.
The day peaks near 21°C and cools toward 12°C. The air stays humid, with relative humidity between 33% and 93% and the peak around 03:00. Airflow remains manageable, reaching about 4.5 km/h around 20:00.
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. Horizontal visibility sits around 16.1 km, briefly nearer 15.6 km. Expect sunrise at 06:41, sunset at 18:55, and 12 hours 14 minutes of sunlight today overall.
Overall, Oshkosh on September 16, 2026 stays grey and muted, so outdoor plans may want a flexible backup even with a high near 21°C.
Frequently asked questions about weather in Oshkosh
How warm does it get in Oshkosh?
The warmest month in Oshkosh is July, with average high temperatures of 27°C. The average temperature during this period is around 23°C.
How cold does it get in Oshkosh?
The coldest month in Oshkosh is January, with average low temperatures of -8°C. The average temperature during this period is around -6°C.
What is the wettest time of year in Oshkosh?
The wettest month in Oshkosh is June, with an average of 102mm of precipitation.
What is the driest time of year in Oshkosh?
The driest month in Oshkosh is February, with an average of 37mm of precipitation.
Explore more weather forecasts
- Neenah, Wisconsin
- New York City, New York
- Menasha, Wisconsin
- Los Angeles, California
- Appleton, Wisconsin
- Brooklyn, New York
- Fond du Lac, Wisconsin
- Chicago, Illinois
- Little Chute, Wisconsin
- Houston, Texas
- Kaukauna, Wisconsin
- Queens, New York
- Waupun, Wisconsin
- Phoenix, Arizona
- De Pere, Wisconsin
- Philadelphia, Pennsylvania
