Castorland has cold, snowy winters and pleasant summers
A typical July afternoon reaches 79°, a January night drops to 8°, and about 127 inches of snow falls in a normal winter.
A year in Castorland at a glance
Each month’s typical high and low, and what it brings.
What stands out about Castorland’s climate
Read from where Castorland sits among New York’s towns. The page puts what stands out first.
About 145 frost-free days a year
In half of years the last 32° night comes by May 8 and the first by October 1.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
127 inches of snow, 42 of rain and melt
October is the wettest month and February the driest. Rain or snow falls on about 166 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
What a year in Castorland feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Living with Castorland’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
145 frost-free days. The last frost comes by May 8 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 1.
About 127" a winter over 36 days with an inch or more, most in January. Snow covers the ground about 109 days a year.
Months averaging under 55° run from October through May. Heating is 96% of the year’s heating-and-cooling load.
About 2 days a year reach 90°, and July afternoons average 79°.
The nicest months are May, June, July, August and September.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →Warmer than it used to be
The last 30 years in Castorland averaged 1.5° warmer than the 1900s. The biggest change is in December (+3.8°).
A bigger shift than in 69% of U.S. towns.
Change by month
How Castorland compares
Against every U.S. town on TownTapestry, each counted once, with its place in New York.
Castorland 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 | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 27° | 8° | 3.4" | 35.6" | 18 | 28 | 4° – 27° |
| February | 30° | 9° | 2.5" | 29.6" | 15 | 27 | 4° – 27° |
| March | 39° | 18° | 2.8" | 15.8" | 13 | 21 | 19° – 41° |
| April | 53° | 31° | 3.4" | 4.1" | 14 | 4 | 36° – 48° |
| May | 67° | 43° | 3.5" | 0.2" | 13 | 0 | 49° – 60° |
| June | 75° | 52° | 3.7" | 0 | 12 | 0 | 60° – 69° |
| July | 79° | 57° | 3.5" | 0 | 11 | 0 | 63° – 73° |
| August | 78° | 56° | 3.6" | 0 | 11 | 0 | 63° – 70° |
| September | 71° | 48° | 3.6" | 0 | 12 | 0 | 55° – 64° |
| October | 57° | 37° | 4.5" | 0.4" | 14 | 0 | 42° – 54° |
| November | 45° | 28° | 3.7" | 9.4" | 15 | 8 | 30° – 42° |
| December | 33° | 17° | 3.5" | 31.9" | 18 | 22 | 16° – 38° |
| Year | 54° | 34° | 41.6" | 127.0" | 166 | 109 |
Heating and cooling a home in Castorland
96% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. January swings the most: from 1991 to 2020 its average ranged from 4° to 27°. August is the most reliable, staying within 7°.
Common questions about Castorland’s climate
What is the coldest month in Castorland?
January, with a typical high of 27° and a low of 8°.
What is the hottest month in Castorland?
July, with a typical high of 79° and a low of 57°. About 2 days a year reach 90°.
How much snow does Castorland get?
About 127 inches in a normal winter, most of it in January.
When is the first frost in Castorland?
In half of years the first 32° night comes by October 1, and the last spring frost by May 8.
What is the rainiest month in Castorland?
October, with 4.5 inches of rain and melted snow. The year totals 42 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Castorland.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Castorland itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Lowville, NY (7 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.