Holtsville (NY) Weather and Climate: A Comprehensive Guide
The temperature in Holtsville can vary greatly throughout the year.
The temperatures shift from warm
to cold.
It is also known for its large amounts of rain/snowfall.
Now, let’s explore all the climate details to give you a full picture.
Average maximum day and minimum night temperature
Depending on the time of the year, temperatures range from comfortable to chilly in Holtsville. Typically, average maximum daytime temperatures range from a comfortable 28°C in July to a chilly 4°C in the coolest month, February.
Nights are cooler, with lows often dropping to around -4°C during the colder months. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Holtsville has a relatively rain/snowy climate with high precipitation levels, averaging 1197 mm of rain/snowfall annually. Holtsville offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between December (134 mm) and November (80 mm) is not too significant, making the climate enjoyable for visitors and residents alike.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
For those who appreciate different seasons, Holtsville serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.0 hours of sunshine daily, and embrace the darker days in December, offering only 4.7 hours of daily sunlight. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is high throughout the year in Holtsville.
The city experiences its highest humidity in September, reaching 68%. In April, the humidity drops to its lowest level at 55%. Explore our detailed page on humidity levels for further details.
Relative humidity over the year
clear and no rain almost clear and no rain overcast and chance of slight sleetForecast for Holtsville (NY)
6 m/s
3 m/s
4 m/s
The best time of year to visit Holtsville in the United States of America
During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The hottest season / summer takes place in June, July, August and September.
July has an average maximum temperature of 28°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 4°C.
December tops the wettest month list with 134 mm of rainfall.
November is the driest month with 80 mm of precipitation.
July is the sunniest month with an average of 271 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
