Watertown weather in June

In June, Watertown sees average daytime highs of 77°F and overnight lows near 59°F, with 3.9 in of rain across 11.2 wet days and about 15.1 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 74°F in the first days to 80°F by the end. The sky is clear or mostly clear about 29% of the time in June, and the air most often feels dry.

Daylight stretches from about 14 h 54 min at the start of June to 15 h 12 min by month's end. Set against the rest of the year, June is Watertown's 4th-clearest and 10th-windiest month. For the whole year in context, see Watertown's year-round climate.

Daytime high
77°
3rd warmest
Overnight low
59°
10th coldest
Rainfall
3.9 in
11.2 wet days
Daylight
15 h 12 min
4:20 AM – 7:31 PM
Cloud cover
60%
4th clearest
Wind
7 mph
10th windiest
Solar energy
6.3 kWh/m²
Travel score
6.6
out of 10

Watertown is city in Dodge County and Jefferson County, Wisconsin, United States.

Density
739/km²
people per km²

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 74°F in the first days to 80°F by the end.

A typical June day in Watertown reaches about 77°F in the afternoon and slips back to 59°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 67°F and 86°F. Set against its neighbours, June runs about 10°F warmer than May and about 4°F cooler than July.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
17354
27355
37455
47455
57456
67456
77556
87557
97657
107657
117658
127658
137758
147759
157759
167860
177860
187860
197860
207860
217961
227961
237961
247961
257962
267962
278062
288062
298062
308062

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
Jan27° / 13°1.67.96.69.20.0
Feb31° / 16°1.66.95.510.20.0
Mar43° / 26°2.38.93.911.60.8
Apr56° / 38°3.712.11.913.13.5
May67° / 49°3.711.8014.45.8
Jun77° / 59°3.911.2015.16.6
Jul81° / 63°3.29.9014.96.6
Aug79° / 61°3.510.2013.86.8
Sep72° / 53°2.98.8012.36.9
Oct58° / 42°2.890.310.84.5
Nov44° / 30°2.17.929.50.9
Dec32° / 20°1.97.65.48.90.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 19% of June, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24555
34555
44555
54555
64555
74555
84555
94456
104456
114456
124456
134456
144456
154555
164555
174654
184753
194852
204951
214951
225149
235248
245248
255347
265446
275545
285545
295644
305644

Chance of precipitation in June

Any precipitation

Watertown gets around 3.9 in of rain over 11.2 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 37% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
237
337
437
537
637
737
837
937
1037
1137
1237
1337
1437
1538
1638
1738
1838
1938
2038
2138
2238
2338
2437
2537
2636
2735
2835
2934
3034

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 17% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
163181261
261191271
360201271
458211281
557221281
656231281
754231391
853241391
9502514101
10492515111
11472615121
12452616121
13422717131
14402717141
15382718151
16372819161
17352820171
18342820171
19322721181
20312721191
21302721192
22302622202
23292622212
24292522212
25282522223
26282422223
27282422224
28272422234
29272322234
30272322235

Wind in June

Winds average 7 mph in June.

Across June, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
17light breeze
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 54 min at the start of June to 15 h 12 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 4:24 AM to 4:23 AM, and sunset from 7:21 PM to 7:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.94:247:21
215.04:237:22
315.04:237:23
415.04:227:23
515.04:227:24
615.14:227:25
715.14:217:25
815.14:217:26
915.14:217:27
1015.14:207:27
1115.14:207:28
1215.14:207:29
1315.24:207:29
1415.24:207:30
1515.24:207:30
1615.24:207:31
1715.24:207:31
1815.24:207:31
1915.24:207:32
2015.24:207:32
2115.24:207:32
2215.24:207:32
2315.24:217:33
2415.24:217:33
2515.24:217:33
2615.24:217:33
2715.24:227:33
2815.24:227:33
2915.24:227:33
3015.24:237:33

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.3 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.54 kWh/m² to a high of 6.3 kWh/m² in June across the year — June's 6.3 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.5Intense
306.5Intense
Planning a trip in June

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).

6.6
Sightseeing
3rd-best month of the year
5.9
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 77°F and nights near 59°F. Pack sun protection. Worth having: light clothes and rain gear. About 11 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Watertown in June

The nearest coast averages about 54°F in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 44 mi away) is warmest in August at about 70°F and coldest in March near 36°F.

It's comfortable for a long swim from Jul 29 to Aug 30 — about 1.1 months when the water holds above 68°F.

30°40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°F)Comfort
Jan38Bracing
Feb36Bracing
Mar36Bracing
Apr38Bracing
May42Bracing
Jun54Bracing
Jul67Cool
Aug70Refreshing
Sep66Cool
Oct56Bracing
Nov46Bracing
Dec41Bracing

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 December 22 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 9Dec 22UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul8Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Watertown in June

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.

Air quality in Watertown is worst in July — around 15 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodJul 1415 µg/m³Nov 118 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Moderate
Mar13Moderate
Apr12Good
May13Moderate
Jun14Moderate
Jul15Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Watertown?

Watertown sits at 43.2°N, 88.7°W, 853 ft above sea level, in United States. The nearest listed city is Oconomowoc, 13 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 180 ft around an average of 843 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 325 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,129 ft.

The land around Watertown is covered by grassland (28%), artificial surfaces (27%) and trees (26%) within 2 miles, cropland (57%) and trees (21%) within 10 miles, and cropland (47%) and trees (26%) within 50 miles.

2 miles
180 ft
10 miles
325 ft
50 miles
1,129 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
June weather nearby: Oconomowoc 13 mi · Beaver Dam 19 mi · Sun Prairie 24 mi · Waukesha 28 mi · Menomonee Falls 31 mi · Germantown 31 mi · West Bend 32 mi · Brookfield 33 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 (43.1947°, -88.729°, elevation 853 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).