Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:25
Sunrise
20:18
Sunset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Air Quality Data Available
Upgrade to access real-time air quality data for Smithtown.
Resources
UV Index
Humidity
Frequently asked questions about weather in Smithtown
How warm does it get in Smithtown?
The warmest month in Smithtown 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 Smithtown?
The coldest month in Smithtown is February, 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 Smithtown?
The wettest month in Smithtown is December, with an average of 137mm of precipitation.
What is the driest time of year in Smithtown?
The driest month in Smithtown is June, with an average of 83mm of precipitation.
Explore more weather forecasts
- Hauppauge, New York
- New York City, New York
- Nesconset, New York
- Los Angeles, California
- Saint James, New York
- Brooklyn, New York
- Kings Park, New York
- Chicago, Illinois
- Central Islip, New York
- Houston, Texas
- Ronkonkoma, New York
- Queens, New York
- Lake Ronkonkoma, New York
- Phoenix, Arizona
- Lake Grove, New York
- Philadelphia, Pennsylvania