Holtsville Weather Today

Q: What is the climatic condition of Holtsville today?

Climate Conditions in Holtsville shows Clear Sky today.

Q: What is the wind speed in Holtsville today?

Wind speed in Holtsville is 25.78 km/h.

Q: What does it feel like in Holtsville today?

It feels like 21° in Holtsville today.

Temperature, Feels Like, Rain Chance & Hourly Forecast in Holtsville

Holtsville temperature today is 21°, feels like 21°, with humidity at 56% and wind at 25.78 km/h. Rain chance today is 0%. Use the hourly forecast and 5-day outlook below to plan your day.

21°

clear sky

H: 21° L: 21°

Feels like 21°

AQI: (/5)

Holtsville

Weather Updated May 5, 2026 2:37 AM

Humidity

56%

Dew 12°

Wind speed

25.78 km/h

SSW · G45.36

Pressure

1011 hPa

Visibility

10 km

High Winds

Wind speed is 25.78 km/h. Secure loose objects.

Weather Summary

Currently in Holtsville, expect varied conditions with warm temperatures around 21°. Winds are strong winds.

Daily Weather Forecast

Precipitation Probability

100%

Evolution

Daily Weather Forecast Evolution (°C)

Lowest temperature

Highest temperature

Temperature Forecast (48h)

20°

Mon
20:00

18°

14°

12°

13°

Tue
08:00

16°

17°

16°

15°

Tue
20:00

14°

13°

Wed
08:00

15°

12°

Hot (≥30°)

Warm

Cool

Cold (<0°)

Weather Map

Sun & Moon

Sunrise

05:46

Sunset

19:51

Moon Phase

Waning Gibbous (70%)

Timezone: GMT+05:30

Last updated: May 5, 2026 2:37 AM · Data refreshes every 5 min

Location Info

Latitude

40.815380

Longitude

-73.045113

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More about Holtsville

Content curated by the NearWeather editorial team · Updated periodically

Holtsville is a hamlet located in the Town of Brookhaven, Suffolk County, New York, United States. It is located on Long Island, approximately 50 miles east of Manhattan. The climate in Holtsville is humid subtropical with hot, humid summers and chilly winters. The average temperature year-round is between 39–63°F (4–17°C). Rainfall is abundant throughout the year with the summer months being slightly drier than the rest of the year.

Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.

FAQ's about Holtsville

What is the Latitude and Longitude of Holtsville?

Holtsville's Latitude is 40.815380 & Longitude is -73.045113.

What is the weather in Holtsville today?

Weather in Holtsville is 21° today.

What is the climatic condition of Holtsville today?

Climate Conditions in Holtsville shows clear sky today.

What is the humidity in Holtsville today?

Humidity in Holtsville is 56% today.

What is the wind speed in Holtsville today?

Wind speed in Holtsville is 25.78 km/h, flowing at 197° SSW wind direction.

What does it feel like in Holtsville today?

It feels like 21° in Holtsville today, with 0% cloud cover and 10 km visibility.

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