East Brooklyn has chilly, snowy winters and pleasant summers, with plenty of rain
A typical July afternoon reaches 83°, a January night drops to 18°, and about 38 inches of snow falls in a normal winter.
A year in East Brooklyn at a glance
Each month’s typical high and low, and what it brings.
What a year in East Brooklyn feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
38 inches of snow, 49 of rain and melt
October is the wettest month and February the driest. Rain or snow falls on about 111 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
About 167 frost-free days a year
In half of years the last 32° night comes by April 28 and the first by October 13.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
Living with East Brooklyn’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
167 frost-free days. The last frost comes by Apr 28 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 13.
About 38" a winter over 13 days with an inch or more, most in January.
Months averaging under 55° run from October through April. Heating is 91% of the year’s heating-and-cooling load.
About 11 days a year reach 90°, and July afternoons average 83°.
The nicest months are May, June, July, August, September and October. 1.0 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →East Brooklyn and its neighbors
Danielson has the coldest January nights next door (18°) and Brooklyn the hottest July afternoons (83°). Tap a town to see its climate.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in East Brooklyn averaged 1.8° warmer than the 1900s. The biggest change is in December (+3.6°).
A bigger shift than in 89% of U.S. towns.
Change by month
How East Brooklyn compares
Against every U.S. town on TownTapestry, each counted once, with its place in Connecticut.
East Brooklyn 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 | 36° | 18° | 3.8" | 11.1" | 11 | 18° – 34° |
| February | 39° | 20° | 3.3" | 8.3" | 8 | 15° – 36° |
| March | 47° | 27° | 4.4" | 6.5" | 10 | 31° – 46° |
| April | 59° | 36° | 4.3" | 1.9" | 9 | 44° – 52° |
| May | 70° | 46° | 3.5" | 0 | 9 | 53° – 63° |
| June | 78° | 56° | 4.1" | 0 | 9 | 64° – 69° |
| July | 83° | 62° | 3.7" | 0 | 8 | 68° – 76° |
| August | 81° | 60° | 4.0" | 0 | 9 | 68° – 75° |
| September | 74° | 52° | 4.2" | 0 | 9 | 60° – 67° |
| October | 63° | 41° | 4.7" | 0 | 9 | 48° – 58° |
| November | 52° | 32° | 3.9" | 1.5" | 9 | 38° – 47° |
| December | 42° | 24° | 4.6" | 8.7" | 10 | 26° – 44° |
| Year | 60° | 40° | 48.7" | 38.0" | 111 |
Heating and cooling a home in East Brooklyn
91% 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. February swings the most: from 1991 to 2020 its average ranged from 15° to 36°. June is the most reliable, staying within 6°.
Common questions about East Brooklyn’s climate
What is the coldest month in East Brooklyn?
January, with a typical high of 36° and a low of 18°.
What is the hottest month in East Brooklyn?
July, with a typical high of 83° and a low of 62°. About 11 days a year reach 90°.
How much snow does East Brooklyn get?
About 38 inches in a normal winter, most of it in January.
When is the first frost in East Brooklyn?
In half of years the first 32° night comes by October 13, and the last spring frost by April 28.
What is the rainiest month in East Brooklyn?
October, with 4.7 inches of rain and melted snow. The year totals 49 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in East Brooklyn.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for East Brooklyn itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Jewett City, CT (11 mi, snow) and Willimantic Windham Airport, CT (15 mi, frost, heat and degree days). 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.