See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
24°
Clear
Feels Like: 12°
Min: 12°
Max: 26°
The next few hours will be clear, with today reaching 26°C and dropping to 12°C. The coming days will be cloudy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:40
Sunrise
18:53
Sunset
Moon
Waxing Crescent
12:33
Moonrise
20:57
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
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Friday
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Weather in Smithtown today, September 16, 2026
Expect a muted, overcast feel in Smithtown on September 16, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. The morning looks comparatively open, with cloud near 16% around 11:00. Early outdoor plans have a better chance of staying dry and bright.
Temperatures climb from an overnight low near 12°C toward a daytime high of about 26°C. Relative humidity sits between 39% and 95%, reaching its peak around 23:00. A lighter breeze peaks around 15:00 near 4.1 km/h.
Through the afternoon cloud remains the main feature, with cover near 100% around 15:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 15.8 km, briefly nearer 13.4 km. The sun rises at 06:40 and sets at 18:53, for a total of 12 hours 12 minutes of sunlight today.
In short, cloud leads the story in Smithtown on September 16, 2026; expect limited sun and a peak around 26°C.
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 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 Smithtown?
The wettest month in Smithtown is December, with an average of 133mm of precipitation.
What is the driest time of year in Smithtown?
The driest month in Smithtown is June, with an average of 74mm of precipitation.
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