Sheboygan in Summer
In summer (June, July and August), Sheboygan sees average daytime highs around 74°F and overnight lows near 63°F, with 9.7 in of rain over about 30 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Over the season highs climb from about 64°F in early June to 74°F by late August. The sky is clear or mostly clear about 35% of the time across summer, and the air most often feels humid.
Summer is Sheboygan's best season of the year to visit on our travel score. For the whole year in context, see Sheboygan's year-round climate.
- Avg daytime high
- 74°F
- warmest season of the year
- Avg overnight low
- 63°F
- Rainfall
- 9.7 in
- 30 wet days
- Avg wind
- 8 mph
- Travel score
- 6.8
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Sheboygan in Summer
Over the season highs climb from about 64°F in early June to 74°F by late August.
A typical summer day in Sheboygan reaches about 74°F and drops to 63°F overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Sheboygan
Once humidity and wind are folded in, summer brings about 0 days that feel above 90°F and 0 that feel at or below 32°F.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Sheboygan weather by month
How the three summer months (June, July and August) 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° / 17° | 1.6 | 8.2 | 6.9 | 9.1 | 0.0 |
| Feb | 29° / 17° | 1.5 | 6.7 | 5.5 | 10.2 | 0.0 |
| Mar | 37° / 25° | 2.1 | 8.7 | 4.3 | 11.6 | 0.0 |
| Apr | 47° / 36° | 3.4 | 10.8 | 2.2 | 13.2 | 1.5 |
| May | 57° / 46° | 3.3 | 10.3 | 0 | 14.5 | 4.1 |
| Jun | 69° / 58° | 3.3 | 9.9 | 0 | 15.2 | 6.4 |
| Jul | 76° / 65° | 3.1 | 10 | 0 | 14.9 | 7.0 |
| Aug | 76° / 65° | 3.4 | 10.3 | 0 | 13.8 | 7.0 |
| Sep | 69° / 58° | 2.8 | 9.3 | 0 | 12.3 | 6.5 |
| Oct | 57° / 46° | 2.9 | 9.7 | 0.1 | 10.8 | 4.0 |
| Nov | 45° / 36° | 2.1 | 8.5 | 1.6 | 9.5 | 1.0 |
| Dec | 34° / 25° | 1.9 | 7.5 | 5.3 | 8.8 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 35% of the time across summer.
Chance of precipitation in Summer
Sheboygan gets around 9.7 in of rain over 30 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 hours in early June to 13 h 06 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.2 kWh/m².
Is summer a good time to visit Sheboygan?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Sheboygan for sightseeing.
What to pack for Sheboygan in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Sheboygan sees daytime highs around 74°F and nights near 63°F. Pack sun protection. Worth having: light clothes and rain gear. About 30 days see rain.
Sea temperature near Sheboygan in Summer
The nearest coast averages about 62°F across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 10 mi away) is warmest in August at about 69°F and coldest in March near 36°F.
It's comfortable for a long swim from Aug 8 to Aug 24 — about 0.6 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 | 36 | 38 | 41 | 52 | 65 | 69 | 65 | 55 | 46 | 41 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Cool | Bracing | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 38 | Bracing |
| Feb | 36 | Bracing |
| Mar | 36 | Bracing |
| Apr | 38 | Bracing |
| May | 41 | Bracing |
| Jun | 52 | Bracing |
| Jul | 65 | Cool |
| Aug | 69 | Refreshing |
| Sep | 65 | Cool |
| Oct | 55 | Bracing |
| Nov | 46 | Bracing |
| Dec | 41 | Bracing |
UV index in Sheboygan in Summer
Clear-sky midday UV across summer averages around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sheboygan peaks around June 18 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 | 8 | 9 | 8 | 7 | 5 | 3 | 2 | 1 |
| Level | Low | Low | Moderate | High | Very high | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 4 | Moderate |
| Apr | 5 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 8 | Very high |
| Aug | 7 | Very high |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Sheboygan in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Sheboygan is worst in June — around 16 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 10 | 12 | 14 | 13 | 15 | 16 | 15 | 14 | 11 | 8 | 8 | 9 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 12 | Good |
| Mar | 14 | Moderate |
| Apr | 13 | Moderate |
| May | 15 | Moderate |
| Jun | 16 | Moderate |
| Jul | 15 | Moderate |
| Aug | 14 | Moderate |
| Sep | 11 | Good |
| Oct | 8 | Good |
| Nov | 8 | Good |
| Dec | 9 | Good |
Where is Sheboygan?
Sheboygan sits at 43.8°N, 87.7°W, 630 ft above sea level, in United States. The nearest listed city is Manitowoc, 24 mi away.
Topography around Sheboygan
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Sheboygan.
Within 2 miles, the terrain around Sheboygan has only modest variations in elevation — a maximum elevation change of 174 ft around an average of 614 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 295 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 761 ft.
The land around Sheboygan is covered by artificial surfaces (39%) and water (36%) within 2 miles, water (52%) and cropland (21%) within 10 miles, and water (54%) and cropland (23%) 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 Sheboygan (43.7508°, -87.7145°, elevation 630 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.