Colchester in Fall
In fall (September, October and November), Colchester sees average daytime highs around 57°F and overnight lows near 42°F, with 10.7 in of precipitation over about 35 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 74°F in early September to 39°F by late November. The sky is clear or mostly clear about 23% of the time across fall, and the air most often feels dry.
Fall is Colchester's 2nd-best season to visit on our travel score. For the whole year in context, see Colchester's year-round climate.
- Avg daytime high
- 57°F
- 2nd-warmest season
- Avg overnight low
- 42°F
- Precipitation
- 10.7 in
- 35 wet days
- Avg wind
- 7 mph
- Travel score
- 3.6
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Colchester in Fall
Over the season highs ease from about 74°F in early September to 39°F by late November.
A typical fall day in Colchester reaches about 57°F and drops to 42°F overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Colchester
Once humidity and wind are folded in, fall brings about 0 days that feel above 90°F and 32 that feel at or below 32°F.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Colchester weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 27° / 13° | 2.5 | 10.1 | 9.3 | 9 | 0.0 |
| Feb | 29° / 13° | 2.2 | 8.9 | 8.1 | 10.1 | 0.0 |
| Mar | 38° / 23° | 2.9 | 11 | 7 | 11.6 | 0.1 |
| Apr | 53° / 36° | 3.4 | 11.6 | 2.7 | 13.2 | 2.7 |
| May | 65° / 46° | 3.4 | 11.9 | 0.1 | 14.6 | 5.6 |
| Jun | 74° / 55° | 3.8 | 12 | 0 | 15.3 | 6.4 |
| Jul | 79° / 61° | 3.3 | 11.8 | 0 | 15 | 6.4 |
| Aug | 77° / 60° | 3.1 | 11.4 | 0 | 13.9 | 6.7 |
| Sep | 69° / 53° | 3.3 | 9.8 | 0 | 12.3 | 6.4 |
| Oct | 56° / 42° | 4.2 | 12.4 | 0.5 | 10.7 | 3.6 |
| Nov | 44° / 32° | 3.2 | 12.5 | 4 | 9.4 | 0.7 |
| Dec | 33° / 22° | 3.0 | 12.1 | 9.3 | 8.7 | 0.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 23% of the time across fall.
Chance of precipitation in Fall
Colchester gets around 10.7 in of rain and snow over 35 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 7 mph across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 06 min in early September to 8 h 54 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 2.6 kWh/m².
Hazard calendar for Colchester
In fall, Colchester overlaps its atlantic hurricane season. The full year is below, with each hazard's peak months called out.
Colchester sits in the Atlantic hurricane belt; the season peaks August–October.
Is fall a good time to visit Colchester?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a weaker month for outdoor sightseeing in Colchester.
What to pack for Colchester in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Colchester sees daytime highs around 57°F and nights near 42°F. Pack a warm layer. Worth having: a heavy coat and rain gear. About 35 days see rain.
UV index in Colchester in Fall
Clear-sky midday UV across fall averages around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Colchester peaks around July 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 5 | 7 | 6 | 8 | 3 | 6 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | Moderate | High | High | Very high | Moderate | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 5 | Moderate |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 8 | Very high |
| Aug | 3 | Moderate |
| Sep | 6 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Colchester?
Colchester sits at 44.5°N, 73.1°W, 272 ft above sea level, in United States. The nearest listed city is South Burlington, 5.6 mi away.
Topography around Colchester
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Colchester.
Within 2 miles, the terrain around Colchester has only modest variations in elevation — a maximum elevation change of 591 ft around an average of 305 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,496 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 5,266 ft.
The land around Colchester is covered by trees (73%) within 2 miles, trees (56%) and water (23%) within 10 miles, and trees (77%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Colchester (44.5439°, -73.1479°, elevation 272 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.