Watertown weather in June

In June, Watertown sees average daytime highs of 75°F and overnight lows near 57°F, with 4.4 in of rain across 12.2 wet days and about 15.3 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 72°F in the first days to 78°F by the end. The sky is clear or mostly clear about 32% of the time in June, and the air most often feels dry.

Daylight stretches from about 15 h 06 min at the start of June to 15 h 24 min by month's end. Set against the rest of the year, June is Watertown's 5th-clearest and 10th-windiest month. For the whole year in context, see Watertown's year-round climate.

Daytime high
75°
3rd warmest
Overnight low
57°
10th coldest
Rainfall
4.4 in
12.2 wet days
Daylight
15 h 24 min
4:47 AM – 8:10 PM
Cloud cover
56%
5th clearest
Wind
9 mph
10th windiest
Solar energy
6.39 kWh/m²
Travel score
6.5
out of 10

Watertown is city in and county seat of Codington County, South Dakota, United States.

Density
329/km²
people per km²
Founded
1879

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 72°F in the first days to 78°F by the end.

A typical June day in Watertown reaches about 75°F in the afternoon and slips back to 57°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 65°F and 85°F. Set against its neighbours, June runs about 10°F warmer than May and about 5°F cooler than July.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
17153
27253
37253
47254
57354
67354
77355
87455
97455
107456
117456
127556
137556
147557
157557
167657
177658
187658
197658
207658
217758
227759
237759
247759
257859
267860
277860
287860
297860
307960

How June really feels in Watertown

Once humidity and wind are folded in, June averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Watertown weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan21° / 0.95.25.490.0
Feb25° / 10°0.84.64.610.10.0
Mar38° / 21°1.663.811.60.2
Apr53° / 33°2.89.5313.23.0
May66° / 46°3.411.40.114.65.7
Jun75° / 57°4.412.2015.36.5
Jul80° / 62°3.19.4015.16.9
Aug78° / 59°3.29.3013.97.1
Sep71° / 50°2.58012.37.0
Oct56° / 37°2.26.91.210.74.1
Nov40° / 24°1.353.69.40.4
Dec26° / 13°0.955.48.70.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 18% of June, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
24258
34258
44258
54357
64357
74357
84456
94456
104456
114555
124555
134555
144654
154753
164852
174951
184951
195149
205347
215446
225545
235644
245743
255842
266040
276139
286139
296238
306337

Chance of precipitation in June

Any precipitation

Watertown gets around 4.4 in of rain over 12.2 wet days in June, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
140
240
341
441
541
641
742
842
942
1043
1143
1243
1343
1443
1543
1643
1743
1843
1942
2042
2141
2241
2340
2440
2539
2638
2737
2837
2936
3035

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

Most of June feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, June lands in the dry band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
17417810
27118920
37019920
469191020
567201120
665211130
763221230
862221330
960231340
1058241440
1156241550
1254251650
1352251760
1451251860
1548261970
1646262080
1745262180
1843262290
19412622100
20402623110
21392523121
22382524121
23372524131
24362425141
25352425141
26342426152
27332426162
28322426172
29312426172
30302427182

Wind in June

Winds average 9 mph in June.

Across June, daily wind ranges from about 9 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
1010light breeze
1110light breeze
1210light breeze
1310light breeze
1410light breeze
1510light breeze
1610light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 15 h 06 min at the start of June to 15 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over June. Sunrise moves from 4:52 AM to 4:50 AM, and sunset from 8:00 PM to 8:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.14:528:00
215.24:518:01
315.24:518:02
415.24:508:03
515.24:508:04
615.34:498:04
715.34:498:05
815.34:498:06
915.34:488:06
1015.34:488:07
1115.34:488:08
1215.34:478:08
1315.44:478:09
1415.44:478:09
1515.44:478:10
1615.44:478:10
1715.44:478:11
1815.44:478:11
1915.44:478:11
2015.44:478:12
2115.44:478:12
2215.44:488:12
2315.44:488:13
2415.44:488:13
2515.44:488:13
2615.44:498:13
2715.44:498:13
2815.44:498:13
2915.44:508:13
3015.44:508:13

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.39 kWh/m².

For context, solar energy here swings from a low near 1.56 kWh/m² to a high of 6.64 kWh/m² in July across the year — June's 6.39 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.4Intense
186.4Intense
196.4Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.6Intense
256.6Intense
266.6Intense
276.6Intense
286.7Intense
296.7Intense
306.7Intense
Planning a trip in June

Hazard calendar for Watertown

In seasonPeak

In June, Watertown sits inside its atlantic hurricane and 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.

Atlantic hurricane
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Watertown?

Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.5
Sightseeing
4th-best month of the year
5.5
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Watertown for sightseeing.

What to pack for Watertown in June

From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In June, Watertown sees daytime highs around 75°F and nights near 57°F. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.

sun protectionlight clothesrain gear

UV index in Watertown in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 9 (very high — sun protection essential). 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 19UV 9Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May6High
Jun9Very high
Jul8Very high
Aug6High
Sep6High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

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.

2 miles
115 ft
10 miles
344 ft
50 miles
1,237 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Brookings 43 mi · Aberdeen 78 mi · Mitchell 94 mi · Sioux Falls 96 mi · Willmar 103 mi · West Fargo 137 mi · Moorhead 137 mi · Fargo 137 mi

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
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).