Dansville, NY climate
Dansville has chilly, snowy winters and pleasant summers. A typical July afternoon reaches 82°, a January night drops to 17°, and about 36 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Dansville feels like
Winter
Spring
Summer
Fall
Dansville weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 33° | 17° | 1.9" | 9.5" | 13 | 15° – 35° |
| February | 36° | 18° | 1.5" | 10.2" | 10 | 12° – 35° |
| March | 45° | 24° | 2.2" | 6.6" | 12 | 27° – 47° |
| April | 58° | 34° | 2.8" | 0.2" | 12 | 40° – 52° |
| May | 71° | 45° | 3.0" | 0 | 12 | 51° – 64° |
| June | 78° | 55° | 3.5" | 0 | 12 | 62° – 70° |
| July | 82° | 59° | 3.6" | 0 | 12 | 66° – 75° |
| August | 81° | 57° | 3.4" | 0 | 11 | 65° – 74° |
| September | 74° | 51° | 3.2" | 0 | 11 | 59° – 67° |
| October | 62° | 40° | 3.3" | 0 | 14 | 46° – 57° |
| November | 49° | 32° | 2.5" | 1.9" | 11 | 35° – 47° |
| December | 39° | 24° | 2.2" | 7.2" | 13 | 22° – 42° |
| Year | 59° | 38° | 32.9" | 35.6" | 142 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Dansville
Dansville gets 33 inches of rain and melted snow a year. July is the wettest month and February the driest. Rain or snow falls on about 142 days a year.
About 163 frost-free days a year
In half of years the last 32° night comes by May 4 and the first one by October 16. That leaves about 163 frost-free days for gardens, shorter than 68% of U.S. towns.
Heating and cooling a home in Dansville
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Dansville, 91% of that work is heating and 9% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Dansville compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Dansville averaged 1.4° warmer than the 1900s. The biggest change is in December (+2.9°). The shift is larger than in 64% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Dansville’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 12° to 35°. September is the most reliable, staying within 7°.
Common questions about Dansville’s climate
What is the coldest month in Dansville?
January, with a typical high of 33° and a low of 17°.
What is the hottest month in Dansville?
July, with a typical high of 82° and a low of 59°. About 12 days a year reach 90°.
How much snow does Dansville get?
About 36 inches in a normal winter, most of it in February.
When is the first frost in Dansville?
In half of years the first 32° night comes by October 16, and the last spring frost by May 4.
What is the rainiest month in Dansville?
July, with 3.6 inches of rain and melted snow. The year totals 33 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Dansville itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Dansville, NY (1 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.