Holtsville (NY) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in Holtsville (New York State). The numbers are calculated over a 30-year period to provide a reliable average.
- A lot of rain (rainy season) falls in the months: March, April, June, August and December.
- On average, December is the wettest month with 134 mm of precipitation.
- On average, November is the driest month with 80 mm of precipitation.
- The average amount of annual precipitation is 1197 mm.
Current rainfall in Holtsville (NY)
broken clouds and rain
overcast and rain
broken clouds and slight rain