Bridge 31 · Photo: Magicpiano · CC BY-SA 3.0Duxbury gets about 235 inches of snow a winter, more than all but 1 U.S. towns
The warmest part of a July day comes in at 72° on average. The gap between a January night and a July afternoon is 67°. By July afternoons alone, it runs cooler than almost every U.S. town. Picnics, hikes and garden evenings come into their own from June to September, with highs of 64–72°.
A year in Duxbury at a glance
Each month’s typical high and low, and what it brings.
What stands out about Duxbury’s climate
Compared with towns across the U.S., with Duxbury’s place in Vermont beside it.
What a year in Duxbury feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 136 frost-free days a year
In half of years the last 32° night comes by May 16 and the first by September 29. Frost and day counts come from NOAA’s station at Barre Montpelier Airport, 15 miles from the town’s center, 410 ft lower.
The 2023 USDA map puts Duxbury’s center in zone 5a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −18°. 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 235 inches of snow a winter
Snow, measured at Mt Mansfield, VT, falls mostly in January, February and December. Precipitation (rain plus melted snow) adds up to 56 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 204 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Duxbury
97% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from September 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 Barre Montpelier Airport.
Living with Duxbury’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
136 frost-free days in zone 5a. The last frost comes by May 16 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 29.
Months with highs of 62–84° and lows of 40° or more: June, July, August and September. 29 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Duxbury from natural hazards, river flooding is the largest share (80%); heat waves, cold waves, winter storms and ice storms together are 7%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Duxbury and its neighbors
Waterbury the hottest July afternoons (79°, 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 Duxbury’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 |
|---|---|---|---|---|
| Duxbury, VT | 6° | 72° | 56" | 235" |
| Boston, NY | 15° | 79° | 45" | 168" |
| Ishpeming, MI | 5° | 77° | 33" | 197" |
| Incline Village, NV | 22° | 73° | 38" | 179" |
| Caribou, ME | 2° | 77° | 41" | 118" |
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 Duxbury averaged 1.7° warmer than the 1900s. The biggest change is in December (+3.9°).
A bigger shift than in 72% 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 Duxbury compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Duxbury’s place among Vermont’s.
Duxbury weather by month
Highs, lows and precipitation from NOAA’s grid at Duxbury’s center; snow, wet days and snow on the ground from Mt Mansfield, VT. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 23° | 6° | 3.8" | 40.9" | 22 | 31 | 3° – 23° |
| February | 26° | 7° | 3.5" | 44.6" | 18 | 29 | 2° – 23° |
| March | 34° | 15° | 4.0" | 38.7" | 17 | 31 | 15° – 36° |
| April | 47° | 27° | 4.4" | 21.4" | 15 | 30 | 32° – 42° |
| May | 60° | 39° | 4.9" | 5.5" | 15 | 24 | 43° – 55° |
| June | 68° | 48° | 6.0" | 0.0" | 16 | 1 | 55° – 63° |
| July | 72° | 53° | 5.5" | 0.0" | 16 | 0 | 57° – 67° |
| August | 71° | 52° | 4.9" | 0.0" | 15 | 0 | 58° – 65° |
| September | 64° | 45° | 4.7" | 0.1" | 14 | 0 | 50° – 59° |
| October | 51° | 34° | 5.7" | 10.1" | 15 | 6 | 38° – 50° |
| November | 39° | 24° | 4.5" | 30.4" | 17 | 24 | 26° – 37° |
| December | 29° | 13° | 4.6" | 43.2" | 22 | 30 | 13° – 32° |
| Year | 49° | 30° | 56.4" | 234.9" | 204 | 205 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 2° to 23°. August is the most reliable, staying within 6°.
Where Duxbury’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 Duxbury’s center.
- Snow: Mt Mansfield, VT.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Barre Montpelier Airport, 15 miles from the town’s center, 410 ft lower; 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 Duxbury’s climate
What is the weather like in Duxbury?
A typical July afternoon reaches 72°, a January night drops to 6°, and about 235 inches of snow falls in a normal winter. Colder January nights than 98% of U.S. towns; cooler July afternoons than all but 118 U.S. towns.
How cold does it get in Duxbury in winter?
January nights average 6°. About 169 nights a year reach 32° or below and 23 reach 0° or below. In the coldest January of the last 30 years the month averaged 3°.
How much snow does Duxbury get?
About 235 inches in a normal winter at Mt Mansfield, VT, most of it in January, February and December, with snow on the ground about 205 days a year.
How hot does it get in Duxbury?
July, with a typical high of 72° and a low of 53°. About 2 days a year reach 90° (Barre Montpelier Airport).
When is the first and last frost in Duxbury?
In half of years the last spring frost (32°) comes by May 16 and the first fall frost by September 29, about 136 frost-free days, at Barre Montpelier Airport.
What growing zone is Duxbury in?
Zone 5a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −18°.
What is the best time of year to visit Duxbury?
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 Duxbury getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 72% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Duxbury.
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.