The climate in Herkimer, NY County is a humid continental climate. The summers are generally warm and humid, with average temperatures ranging from the mid-60s to low 80s. Winters are cold, with average temperatures ranging from the teens to low 30s. The area receives an average of about 35 inches of precipitation annually, which is evenly distributed throughout the year. During the winter months snowfall can be expected, with occasional lake effect snowstorms coming off nearby Lake Ontario.
Herkimer County, New York gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Herkimer County averages 105 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 168 sunny days per year in Herkimer County. The US average is 205 sunny days.
Herkimer County gets some kind of precipitation, on average, 162 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 79 degrees
Winter Low: the January low is 10
Rain: averages 47 inches of rain a year
Snow: averages 105 inches of snow a year