Holtsville Weather in August

August in Holtsville sees daytime temperatures around 28°C (82°F) and lows of 19°C (66°F) at night. With around 107 mm (4.2 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Holtsville in August

Historically, August sees about 9 days of rain, with a monthly average of 107 mm (4.2 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Holtsville in August

Daytime highs in Holtsville in August reach 28°C (82°F), with nights around 19°C (66°F). August is part of summer. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 19°C (66°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Holtsville in August

With approximately 270 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

For Holtsville itself, May, July and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Holtsville's climate page.

Holtsville Temperature in August

Min Temperature 19°C (66°F)  

Max Temperature 28°C (82°F)  

Chance of Rain 31%  

Precipitation 107 mm (4.2 in)  

Rainy days 9 days  

Humidity 66% *  

Sunshine 270 hours *  

Percentage Sunshine 63% *  

* Data from: New York City, the United States of America (72 KM, 44 Miles).

What to Wear in Holtsville in August

Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Holtsville in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Holtsville's climate page.

More climate data for Holtsville

Temperature Rainfall Sunshine Humidity

See the full Holtsville climate overview or explore weather in the United States of America.