Watertown in Fall
In fall (September, October and November), Watertown sees average daytime highs around 56°F and overnight lows near 44°F, with 12.3 in of precipitation over about 37 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 72°F in early September to 40°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 Watertown's 2nd-best season to visit on our travel score. For the whole year in context, see Watertown's year-round climate.
- Avg daytime high
- 56°F
- 2nd-warmest season
- Avg overnight low
- 44°F
- Precipitation
- 12.3 in
- 37 wet days
- Avg wind
- 8 mph
- Travel score
- 3.6
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Watertown in Fall
Over the season highs ease from about 72°F in early September to 40°F by late November.
A typical fall day in Watertown reaches about 56°F and drops to 44°F overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Watertown
Once humidity and wind are folded in, fall brings about 0 days that feel above 90°F and 28 that feel at or below 32°F.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Watertown 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 | 28° / 16° | 3.4 | 13.6 | 12.3 | 9.1 | 0.0 |
| Feb | 29° / 16° | 2.8 | 11 | 9.3 | 10.2 | 0.0 |
| Mar | 37° / 24° | 3.2 | 12.1 | 7.4 | 11.6 | 0.1 |
| Apr | 50° / 37° | 4.1 | 12.3 | 2.6 | 13.2 | 2.2 |
| May | 62° / 48° | 3.4 | 12 | 0.1 | 14.5 | 5.0 |
| Jun | 71° / 59° | 4.0 | 12.2 | 0 | 15.2 | 6.3 |
| Jul | 76° / 64° | 4.2 | 13.2 | 0 | 14.9 | 6.5 |
| Aug | 75° / 62° | 3.8 | 12.5 | 0 | 13.8 | 6.7 |
| Sep | 68° / 55° | 3.8 | 10.1 | 0 | 12.3 | 6.3 |
| Oct | 56° / 44° | 4.6 | 13.5 | 0.3 | 10.8 | 3.5 |
| Nov | 45° / 34° | 3.8 | 13.7 | 4.3 | 9.4 | 0.9 |
| Dec | 34° / 24° | 3.8 | 15 | 10.7 | 8.8 | 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
Watertown gets around 12.3 in of rain and snow over 37 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 8 mph across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 06 min in early September to 9 hours 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 2.8 kWh/m².
Hazard calendar for Watertown
In fall, Watertown overlaps its atlantic hurricane season. The full year is below, with each hazard's peak months called out.
Watertown sits in the Atlantic hurricane belt; the season peaks August–October.
Is fall a good time to visit Watertown?
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 Watertown.
What to pack for Watertown in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Watertown sees daytime highs around 56°F and nights near 44°F. Pack a warm layer. Worth having: a heavy coat and rain gear. About 37 days see rain.
Sea temperature near Watertown in Fall
The nearest coast averages about 59°F across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 24 mi away) is warmest in August at about 72°F and coldest in March near 35°F.
It's comfortable for a long swim from Jul 14 to Sep 13 — about 2 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 38 | 36 | 35 | 38 | 45 | 58 | 69 | 72 | 68 | 59 | 50 | 43 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Refreshing | Refreshing | Cool | Bracing | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 38 | Bracing |
| Feb | 36 | Bracing |
| Mar | 35 | Bracing |
| Apr | 38 | Bracing |
| May | 45 | Bracing |
| Jun | 58 | Bracing |
| Jul | 69 | Refreshing |
| Aug | 72 | Refreshing |
| Sep | 68 | Cool |
| Oct | 59 | Bracing |
| Nov | 50 | Bracing |
| Dec | 43 | Bracing |
UV index in Watertown 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 Watertown 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 January 1 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 | 7 | 8 | 5 | 6 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | Moderate | Very high | Very high | Very high | High | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 5 | Moderate |
| May | 7 | Very high |
| Jun | 7 | Very high |
| Jul | 8 | Very high |
| Aug | 5 | High |
| Sep | 6 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Watertown?
Watertown sits at 44.0°N, 75.9°W, 466 ft above sea level, in United States. The nearest listed city is Kingston, 34 mi away.
Topography around Watertown
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Watertown.
Within 2 miles, the terrain around Watertown has only modest variations in elevation — a maximum elevation change of 374 ft around an average of 486 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,260 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,205 ft.
The land around Watertown is covered by trees (50%), grassland (21%) and artificial surfaces (21%) within 2 miles, trees (53%), grassland (21%) and cropland (21%) within 10 miles, and trees (59%) and water (22%) 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 Watertown (43.9748°, -75.9108°, elevation 466 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.