See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
13°
Clear
Feels Like: 13°
Min: 12°
Max: 23°
The next few hours will be clear, with today reaching 23°C and dropping to 13°C. The coming days will be mostly cloudy throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:40
Sunrise
18:55
Sunset
Moon
Waxing Crescent
11:29
Moonrise
20:27
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Air Quality Data Available
Upgrade to access real-time air quality data for Commack.
Resources
UV Index
Humidity
Weather in Commack today, September 15, 2026
Expect a mostly clear day in Commack on September 15, 2026, with sunshine dominating from morning through evening. Cloud should stay limited, so the overall feel remains bright and settled. The opening hours look fair, as cloud stays near 3% around 09:00. Morning errands should face fewer weather interruptions.
The temperature range runs from about 12°C up to 23°C. Expect humidity between 41% and 87%, most humid near 21:00. Winds stay light, near 3.1 km/h by 09:00, so the day feels still more than breezy.
Expect persistent cloud later on, with amounts around 82% by 17:00. Sunshine remains the exception, not the rule. Horizontal visibility holds close to 16.1 km. Sunrise is at 06:40 and sunset at 18:55, giving 12 hours 15 minutes of sunlight today.
The practical takeaway for Commack is a bright September 15, 2026, ideal for outdoor errands before temperatures ease from about 23°C.
Frequently asked questions about weather in Commack
How warm does it get in Commack?
The warmest month in Commack is July, with average high temperatures of 26°C. The average temperature during this period is around 24°C.
How cold does it get in Commack?
The coldest month in Commack is January, with average low temperatures of 0°C. The average temperature during this period is around 2°C.
What is the wettest time of year in Commack?
The wettest month in Commack is December, with an average of 133mm of precipitation.
What is the driest time of year in Commack?
The driest month in Commack is June, with an average of 74mm of precipitation.
Explore more weather forecasts
- Elwood, New York
- New York City, New York
- East Northport, New York
- Los Angeles, California
- Dix Hills, New York
- Brooklyn, New York
- Kings Park, New York
- Chicago, Illinois
- Greenlawn, New York
- Houston, Texas
- Fort Salonga, New York
- Queens, New York
- Hauppauge, New York
- Phoenix, Arizona
- Smithtown, New York
- Philadelphia, Pennsylvania
