East Haven, Vermont climate: Climate normals at a NOAA weather station
East Haven's normal year runs from −1°F January nights to 78°F July afternoons, with 43.3 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 4.2°C, January lows of −18°C, July highs of 25°C, 1,100 mm of precipitation a year.
- NOAA stationEast Haven
- Station IDUSC00432314
- Location44.64°N 71.89°W
- Elevation1,000 ft (305 m)
On October 22, the normal high in East Haven is 52°F and the normal low 30°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for East Haven.
- Jan 24° -1°
- Feb 28° 0°
- Mar 37° 11°
- Apr 51° 25°
- May 64° 37°
- Jun 73° 46°
- Jul 78° 51°
- Aug 77° 50°
- Sep 69° 41°
- Oct 55° 32°
- Nov 41° 21°
- Dec 30° 10°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like at East Haven each month?
July is the warmest month, with normal highs of 78°F; January the coldest, with normal lows of −1°F. The most precipitation falls in July (4.58 in), the least in February (2.30 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 24°F | −1°F | 11.8°F | 2.70 | – | <1 | 31 | 9 h 10 min |
| February | 28°F | 0°F | 13.9°F | 2.30 | – | <1 | 28 | 10 h 20 min |
| March | 37°F | 11°F | 23.8°F | 2.69 | – | <1 | 30 | 11 h 50 min |
| April | 51°F | 25°F | 38.1°F | 3.49 | – | <1 | 24 | 13 h 30 min |
| May | 64°F | 37°F | 50.6°F | 4.06 | – | <1 | 10 | 14 h 50 min |
| June | 73°F | 46°F | 59.6°F | 4.37 | – | 1 | 1 | 15 h 30 min |
| July | 78°F | 51°F | 64.3°F | 4.58 | – | 2 | <1 | 15 h 20 min |
| August | 77°F | 50°F | 63.4°F | 4.23 | – | <1 | <1 | 14 h 10 min |
| September | 69°F | 41°F | 55.3°F | 3.74 | – | <1 | 6 | 12 h 40 min |
| October | 55°F | 32°F | 43.4°F | 4.35 | – | <1 | 16 | 11 h |
| November | 41°F | 21°F | 31.2°F | 3.36 | – | <1 | 27 | 9 h 40 min |
| December | 30°F | 10°F | 20.0°F | 3.44 | – | <1 | 30 | 8 h 50 min |
| Year (annual) | 52°F | 27°F | 39.6°F | 43.31 | – | 3 | 204 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | −4°C | −18°C | −11.2°C | 69 mm |
| February | −2°C | −18°C | −10.1°C | 58 mm |
| March | 3°C | −12°C | −4.6°C | 68 mm |
| April | 11°C | −4°C | 3.4°C | 89 mm |
| May | 18°C | 3°C | 10.3°C | 103 mm |
| June | 23°C | 8°C | 15.3°C | 111 mm |
| July | 25°C | 11°C | 17.9°C | 116 mm |
| August | 25°C | 10°C | 17.4°C | 107 mm |
| September | 21°C | 5°C | 12.9°C | 95 mm |
| October | 13°C | 0°C | 6.3°C | 110 mm |
| November | 5°C | −6°C | −0.4°C | 85 mm |
| December | −1°C | −12°C | −6.7°C | 87 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Sutton (2 mi NE) (7 miles away), gets 114 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00432314; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
Which months are mildest at East Haven?
Normal highs sit between 65°F and 85°F in June, July, August and September.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00432314.
When is the last frost at East Haven?
In East Haven, the last spring frost (32°F) comes after May 30 in half of years and after June 11 in one year in ten; the first autumn frost comes before September 16 in half of years and before September 5 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- May 301 year in 10 after June 11; 9 in 10 after May 16
- First autumn frost, half of years before
- September 161 year in 10 before September 5; 9 in 10 before October 1
NOAA puts the median frost-free season at 109 days, and the season without a hard freeze (28°F) at 135 days.
A hard freeze (28°F) comes after May 17 in half of springs and before September 29 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts East Haven in zone 4b in ZIP code 05832, the nearest ZIP area.
Frost dates for every NOAA station in Vermont · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00432314; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get at East Haven?
In a normal year in East Haven, 3 days a year reach 90°F and 204 nights fall to 32°F or colder.
- Days at 90°F or more
- 3a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 204a normal year
- Days that stay below freezing
- 73high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00432314.
How sunny is it at East Haven?
Over a year 66% of the sunlight that would reach the ground under clear skies gets through the clouds at East Haven, 3.5 kWh per square metre a day. September is the sunniest month (73%) and December the cloudiest (54%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 59% | 1.4 |
| February | 62% | 2.3 |
| March | 65% | 3.5 |
| April | 64% | 4.4 |
| May | 64% | 5.1 |
| June | 67% | 5.5 |
| July | 71% | 5.6 |
| August | 73% | 5.0 |
| September | 73% | 4.0 |
| October | 62% | 2.4 |
| November | 59% | 1.6 |
| December | 54% | 1.1 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How many heating and cooling degree days does East Haven record?
A normal year at East Haven brings 9,360 heating degree days, 74% more than the median U.S. place (5,373), and 148 cooling degree days, 84% fewer than the median (908). Nine months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 1,518 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,649 | 0 |
| February | 1,429 | 0 |
| March | 1,277 | 0 |
| April | 807 | 0 |
| May | 449 | 4 |
| June | 186 | 24 |
| July | 77 | 56 |
| August | 98 | 49 |
| September | 308 | 15 |
| October | 670 | 0 |
| November | 1,014 | 0 |
| December | 1,397 | 0 |
| Year (annual) | 9,360 | 148 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00432314. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
Have recent years at East Haven been warmer than normal?
2025 averaged 38.9°F, 0.7°F below the 1991-2020 normal of 39.6°F. 1 of the 2 complete years since 2023 ran warmer than the normal.
| Year | Mean | Against normal | Precip. |
|---|---|---|---|
| 2023 | 42.1°F | +2.5°F | 55.03 |
| 2025 | 38.9°F | −0.7°F | 42.06 |
Source: observed years: ACIS, station USC00432314. A year counts only with all twelve months complete.
How does East Haven's climate compare?
East Haven is warmer than 0 of the 29 places with their own NOAA record in Vermont, and wetter than 15. Across the 7,247 U.S. stations with normals, its annual mean of 39.6°F is warmer than 5%.
In the Köppen classification computed from these normals, East Haven is Dfb: continental, no dry season, warm summer. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Which places near East Haven share this climate record?
East Burke has no NOAA station with 1991-2020 normals of its own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.
- East Burke, VT141 people · 5 mi SW
Source: Census Bureau 2024 Gazetteer (place centers) and Vintage 2024 population estimates. Distance and direction from the station to each place's center.
Questions about East Haven's climate
What is the coldest month at East Haven?
January, with a normal high of 24°F and a normal low of −1°F. The warmest is July (78°F by day, 51°F at night).
Does it snow at East Haven?
Yes. NOAA publishes no 1991-2020 snowfall normal for the station; the nearest record that keeps one, Sutton (2 mi NE) (7 miles away), records 114 inches of snow in a normal year.
What is the rainiest month at East Haven?
July, with 4.58 in of precipitation in a normal year; the driest is February with 2.30 in.
What plant hardiness zone is East Haven in?
The USDA's 2023 map puts East Haven in zone 4b in ZIP code 05832, the nearest ZIP area.
How late can frost come at East Haven?
In half of years the last 32°F night comes after May 30; in one year in ten it comes after June 11. Waiting until June 11 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Vermont climateThe statewide normals and every place in the state
- Sutton, VT8 miles from this station, 41.1°F a year
- Island Pond, VT12 miles from this station, 41.1°F a year
- North Stratford, NH16 miles from this station, 41.6°F a year
- St. Johnsbury, VT17 miles from this station, 43.9°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made