Photo: The original uploader was Redjar at English Wikipedia. · CC BY-SA 3.0Chittenden gets about 83 inches of snow a winter, more than 96% of U.S. towns
July afternoons average 75°. Summers stay cool: July afternoons here are cooler than in 98% of U.S. towns. Warming shows here too: 1.7° more than in 1901–2000, led by December. For walks and days out, the stretch from June to September brings highs of 66–75°.
A year in Chittenden at a glance
Each month’s typical high and low, and what it brings.
What stands out about Chittenden’s climate
Compared with towns across the U.S., with Chittenden’s place in Vermont beside it.
What a year in Chittenden feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 124 frost-free days a year
In half of years the last 32° night comes by May 21 and the first by September 25. Frost and day counts come from S Lincoln, VT, 21 miles away.
The 2023 USDA map puts Chittenden’s center in zone 5a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −19°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
About 83 inches of snow a winter
Snow, measured at Chittenden, VT, falls mostly in January, February and December. Precipitation (rain plus melted snow) adds up to 52 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 145 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Chittenden
98% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through May.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at S Lincoln, VT.
Living with Chittenden’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
124 frost-free days in zone 5a. The last frost comes by May 21 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Sep 25.
Months with highs of 62–84° and lows of 40° or more: June, July, August and September. 80 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Chittenden from natural hazards, river flooding is the largest share (79%); heat waves, cold waves, winter storms and ice storms together are 9%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Chittenden and its neighbors
Pittsford the hottest July afternoons (82°, 7° warmer). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Chittenden’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Chittenden, VT | 7° | 75° | 52" | 83" |
| Belfast, ME | 12° | 76° | 48" | 72" |
| Liberty, NY | 14° | 78° | 53" | 70" |
| Hazleton, PA | 16° | 78° | 51" | 42" |
| Sault Ste. Marie, MI | 8° | 76° | 37" | 120" |
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 Chittenden averaged 1.7° warmer than the 1900s. The biggest change is in December (+3.6°).
A bigger shift than in 70% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Chittenden compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Chittenden’s place among Vermont’s.
Chittenden weather by month
Highs, lows and precipitation from NOAA’s grid at Chittenden’s center; snow, wet days and snow on the ground from Chittenden, VT. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 26° | 7° | 3.7" | 19.0" | 12 | 26 | 5° – 25° |
| February | 29° | 8° | 3.1" | 18.6" | 10 | 26 | 3° – 25° |
| March | 36° | 16° | 3.8" | 15.9" | 11 | 24 | 16° – 37° |
| April | 49° | 28° | 4.2" | 5.0" | 12 | 5 | 34° – 44° |
| May | 62° | 39° | 4.4" | 0.1" | 13 | 0 | 45° – 56° |
| June | 71° | 48° | 5.2" | 0.0" | 14 | 0 | 57° – 64° |
| July | 75° | 53° | 5.1" | 0.0" | 13 | 0 | 59° – 68° |
| August | 73° | 52° | 4.7" | 0.0" | 12 | 0 | 59° – 65° |
| September | 66° | 45° | 4.1" | 0.0" | 10 | 0 | 51° – 60° |
| October | 54° | 34° | 5.2" | 0.7" | 13 | 1 | 39° – 50° |
| November | 41° | 25° | 3.9" | 6.2" | 12 | 6 | 27° – 39° |
| December | 31° | 14° | 4.4" | 17.9" | 14 | 21 | 15° – 34° |
| Year | 51° | 31° | 51.6" | 83.4" | 145 | 109 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 3° to 25°. August is the most reliable, staying within 6°.
Where Chittenden’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Chittenden’s center.
- Snow: Chittenden, VT.
- Frost, freezing nights, 90° and 100° days, heating and cooling: S Lincoln, VT, 21 miles from the town’s center, 620 ft lower; no station nearby passes every check; this is the nearest one in the same valley, flagged above.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Chittenden’s climate
What is the weather like in Chittenden?
A typical July afternoon reaches 75°, a January night drops to 7°, and about 83 inches of snow falls in a normal winter. Colder January nights than 96% of U.S. towns; cooler July afternoons than 98% of U.S. towns.
How cold does it get in Chittenden in winter?
January nights average 7°. About 178 nights a year reach 32° or below and 30 reach 0° or below. In the coldest January of the last 30 years the month averaged 5°.
How much snow does Chittenden get?
About 83 inches in a normal winter at Chittenden, VT, most of it in January, February and December, with snow on the ground about 109 days a year.
How hot does it get in Chittenden?
July, with a typical high of 75°. 90° days are rare: none in a normal year at S Lincoln, VT.
When is the first and last frost in Chittenden?
In half of years the last spring frost (32°) comes by May 21 and the first fall frost by September 25, about 124 frost-free days, at S Lincoln, VT.
What growing zone is Chittenden in?
Zone 5a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −19°.
What is the best time of year to visit Chittenden?
By one simple rule (highs of 62–84° and lows of 40° or more), June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Chittenden getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 70% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Chittenden.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.