Ronkonkoma (NY) Weather and Climate: A Comprehensive Guide
The climate in Ronkonkoma is marked by big temperature swings throughout the year.
Temperatures range from warm during the warmest months
to cold in the cooler months.
It also has a notably wet climate with much precipitation.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
In Ronkonkoma, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 28°C in July, the warmest time of the year, to a chilly 4°C during cooler months like February.
At night, temperatures typically drop to an average of around -5°C during these months.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Ronkonkoma experiences significant rain/snowfall throughout the year, averaging 1180 mm of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. December brings wetter days averaging 133 mm of precipitation, spread over 12 rainy days.
In contrast, November experiences a drier climate, with about 79 mm of rainfall spread across 10 rainy days.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
Seasonal changes in sunshine hours are quite dramatic in Ronkonkoma. While July receives considerable daily sunshine with up to 9.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day.
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 Ronkonkoma.
The city experiences its highest humidity in September, reaching 68%. In April, the humidity drops to its lowest level at 55%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Forecast for Ronkonkoma (NY)
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Ronkonkoma 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 133 mm of rainfall.
November is the driest month with 79 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.
