Watertown in Spring
In spring (March, April and May), Watertown sees average daytime highs around 52°F and overnight lows near 34°F, with 7.9 in of precipitation over about 27 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 30°F in early March to 70°F by late May. The sky is clear or mostly clear about 27% of the time across spring, and the air most often feels dry.
Spring is Watertown's 3rd-best season to visit on our travel score. For the whole year in context, see Watertown's year-round climate.
- Avg daytime high
- 52°F
- 3rd-warmest season
- Avg overnight low
- 34°F
- Precipitation
- 7.9 in
- 27 wet days
- Avg wind
- 11 mph
- Travel score
- 3.0
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Watertown in Spring
Over the season highs climb from about 30°F in early March to 70°F by late May.
A typical spring day in Watertown reaches about 52°F and drops to 34°F overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Watertown
Once humidity and wind are folded in, spring brings about 0 days that feel above 90°F and 60 that feel at or below 32°F.
The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.
Watertown weather by month
How the three spring months (March, April and May) 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 | 21° / 6° | 0.9 | 5.2 | 5.4 | 9 | 0.0 |
| Feb | 25° / 10° | 0.8 | 4.6 | 4.6 | 10.1 | 0.0 |
| Mar | 38° / 21° | 1.6 | 6 | 3.8 | 11.6 | 0.2 |
| Apr | 53° / 33° | 2.8 | 9.5 | 3 | 13.2 | 3.0 |
| May | 66° / 46° | 3.4 | 11.4 | 0.1 | 14.6 | 5.7 |
| Jun | 75° / 57° | 4.4 | 12.2 | 0 | 15.3 | 6.5 |
| Jul | 80° / 62° | 3.1 | 9.4 | 0 | 15.1 | 6.9 |
| Aug | 78° / 59° | 3.2 | 9.3 | 0 | 13.9 | 7.1 |
| Sep | 71° / 50° | 2.5 | 8 | 0 | 12.3 | 7.0 |
| Oct | 56° / 37° | 2.2 | 6.9 | 1.2 | 10.7 | 4.1 |
| Nov | 40° / 24° | 1.3 | 5 | 3.6 | 9.4 | 0.4 |
| Dec | 26° / 13° | 0.9 | 5 | 5.4 | 8.7 | 0.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 27% of the time across spring.
Chance of precipitation in Spring
Watertown gets around 7.9 in of rain and snow over 27 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 11 mph across spring.
Sunrise & sunset in Spring
Daylight runs from about 10 h 48 min in early March to 15 h 06 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.1 kWh/m².
Hazard calendar for Watertown
In spring, Watertown overlaps its rainy season 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.
Watertown's rainy season runs April–October, when most of the year's rain falls.
Is spring a good time to visit Watertown?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Watertown.
What to pack for Watertown in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Watertown sees daytime highs around 52°F and nights near 34°F. Pack a warm layer and a heavy coat. Worth having: rain gear and sun protection. About 27 days see rain.
UV index in Watertown in Spring
Clear-sky midday UV across spring averages around 5 — 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 June 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. 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 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 5 | 6 | 9 | 8 | 6 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | Moderate | 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 | 6 | High |
| Jun | 9 | Very high |
| Jul | 8 | Very high |
| Aug | 6 | High |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Watertown?
Watertown sits at 44.9°N, 97.1°W, 1,732 ft above sea level, in United States. The nearest listed city is Brookings, 43 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 115 ft around an average of 1,736 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 344 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,237 ft.
The land around Watertown is covered by grassland (38%) and artificial surfaces (29%) within 2 miles, cropland (58%) and grassland (28%) within 10 miles, and cropland (62%) and grassland (29%) 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 (44.8994°, -97.1151°, elevation 1,732 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.