Photo: Quintin Soloviev · CC BY 4.0Chazy gets about 80 inches of snow a winter, more than 95% of U.S. towns
Peak summer warmth arrives in July, with afternoons near 80°. By July afternoons alone, it runs cooler than 91% of U.S. towns. Since 1901–2000, the year has warmed by 1.5°, most of all in December. The frost-free window for a garden runs roughly April 30 to October 12.
A year in Chazy at a glance
Each month’s typical high and low, and what it brings.
What stands out about Chazy’s climate
Compared with towns across the U.S., with Chazy’s place in New York beside it.
What a year in Chazy feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 164 frost-free days a year
In half of years the last 32° night comes by April 30 and the first by October 12. Frost and day counts come from NOAA’s station at Chazy, NY, 4 miles from the town’s center, at about the same height.
The 2023 USDA map puts Chazy’s center in zone 5a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −20°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 80 inches of snow a winter
Snow, measured at St Albans Radio, VT, is heaviest from January through February, about 18 inches a month. Precipitation (rain plus melted snow) adds up to 35 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 137 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Chazy
92% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Chazy, NY.
Living with Chazy’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
164 frost-free days in zone 5a. The last frost comes by Apr 30 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 12.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 9.9 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Chazy from natural hazards, river flooding is the largest share (82%); heat waves, cold waves, winter storms and ice storms together are 5%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Chazy and its neighbors
Altona has the coldest January nights next door (8°, 1° colder). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Chazy’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 |
|---|---|---|---|---|
| Chazy, NY | 9° | 80° | 35" | 80" |
| Cadillac, MI | 12° | 80° | 35" | 74" |
| Kronenwetter, WI | 6° | 80° | 34" | 64" |
| Ham Lake, MN | 5° | 82° | 32" | 64" |
| Old Town, ME | 9° | 80° | 43" | 75" |
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 Chazy averaged 1.5° warmer than the 1900s. The biggest change is in December (+3.6°).
A bigger shift than in 60% 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 Chazy compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Chazy’s place among New York’s.
Chazy weather by month
Highs, lows and precipitation from NOAA’s grid at Chazy’s center; snow, wet days and snow on the ground from St Albans Radio, VT. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 26° | 9° | 2.3" | 16.9" | 13 | 23 | 3° – 26° |
| February | 29° | 10° | 1.9" | 18.3" | 10 | 22 | 6° – 27° |
| March | 39° | 21° | 2.1" | 16.2" | 11 | 17 | 20° – 40° |
| April | 53° | 34° | 2.9" | 6.2" | 11 | 3 | 38° – 49° |
| May | 67° | 46° | 3.3" | 0.1" | 11 | 0 | 51° – 62° |
| June | 76° | 55° | 4.1" | 0.0" | 12 | 0 | 63° – 70° |
| July | 80° | 61° | 3.5" | 0.0" | 12 | 0 | 65° – 74° |
| August | 78° | 58° | 3.5" | 0.0" | 11 | 0 | 65° – 72° |
| September | 71° | 51° | 3.1" | 0.0" | 10 | 0 | 56° – 66° |
| October | 57° | 40° | 3.6" | 1.2" | 11 | 0 | 44° – 57° |
| November | 45° | 29° | 2.5" | 5.0" | 11 | 4 | 31° – 43° |
| December | 33° | 18° | 2.5" | 16.0" | 13 | 17 | 17° – 37° |
| Year | 55° | 36° | 35.2" | 79.9" | 137 | 86 |
How much a month can swing
A normal is an average. January swings the most: from 1991 to 2020 its average ranged from 3° to 26°. August is the most reliable, staying within 7°.
Where Chazy’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 Chazy’s center.
- Snow: St Albans Radio, VT.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Chazy, NY, 4 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- 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 Chazy’s climate
What is the weather like in Chazy?
A typical July afternoon reaches 80°, a January night drops to 9°, and about 80 inches of snow falls in a normal winter. Colder January nights than 95% of U.S. towns; cooler July afternoons than 91% of U.S. towns.
How cold does it get in Chazy in winter?
January nights average 9°. About 152 nights a year reach 32° or below and 24 reach 0° or below. In the coldest January of the last 30 years the month averaged 3°.
How much snow does Chazy get?
About 80 inches in a normal winter at St Albans Radio, VT, heaviest from January through February, about 18 inches a month, with snow on the ground about 86 days a year.
How hot does it get in Chazy?
July, with a typical high of 80° and a low of 61°. About 4 days a year reach 90° (Chazy, NY).
When is the first and last frost in Chazy?
In half of years the last spring frost (32°) comes by April 30 and the first fall frost by October 12, about 164 frost-free days, at Chazy, NY.
What growing zone is Chazy in?
Zone 5a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −20°.
What is the best time of year to visit Chazy?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Chazy getting warmer?
Yes: 1991–2020 averaged 1.5° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 60% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Chazy.
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.