Oak Creek in Summer
In summer (June, July and August), Oak Creek sees average daytime highs around 72°F and overnight lows near 66°F, with 9.4 in of rain over about 29 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Over the season highs climb from about 60°F in early June to 74°F by late August. The sky is clear or mostly clear about 39% of the time across summer, and the air most often feels humid.
Summer is Oak Creek's best season of the year to visit on our travel score. For the whole year in context, see Oak Creek's year-round climate.
- Avg daytime high
- 72°F
- warmest season of the year
- Avg overnight low
- 66°F
- Rainfall
- 9.4 in
- 29 wet days
- Avg wind
- 11 mph
- Travel score
- 6.7
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Oak Creek in Summer
Over the season highs climb from about 60°F in early June to 74°F by late August.
A typical summer day in Oak Creek reaches about 72°F and drops to 66°F overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Oak Creek
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.
Oak Creek 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 | 30° / 21° | 2.4 | 9.7 | 7.8 | 9.2 | 0.0 |
| Feb | 30° / 21° | 2.1 | 7.2 | 5.8 | 10.2 | 0.0 |
| Mar | 35° / 27° | 2.6 | 9.4 | 3.9 | 11.6 | 0.0 |
| Apr | 43° / 37° | 4.3 | 11.5 | 1.7 | 13.1 | 0.5 |
| May | 53° / 47° | 3.4 | 10.6 | 0 | 14.4 | 2.9 |
| Jun | 66° / 60° | 3.1 | 9.9 | 0 | 15.1 | 5.9 |
| Jul | 74° / 69° | 2.8 | 9 | 0 | 14.8 | 7.2 |
| Aug | 75° / 69° | 3.5 | 10.3 | 0 | 13.8 | 7.1 |
| Sep | 69° / 63° | 3.3 | 9.5 | 0 | 12.3 | 6.6 |
| Oct | 57° / 51° | 3.6 | 10.4 | 0.1 | 10.8 | 4.1 |
| Nov | 45° / 39° | 3.0 | 9.9 | 1.4 | 9.5 | 1.0 |
| Dec | 36° / 29° | 2.6 | 9.2 | 5.4 | 8.9 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 39% of the time across summer.
Chance of precipitation in Summer
Oak Creek gets around 9.4 in of rain over 29 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 11 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 54 min 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 6.1 kWh/m².
Is summer a good time to visit Oak Creek?
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 Oak Creek for sightseeing.
What to pack for Oak Creek in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Oak Creek sees daytime highs around 72°F and nights near 66°F. Pack sun protection. Worth having: light clothes and rain gear. About 29 days see rain.
Sea temperature near Oak Creek in Summer
The nearest coast averages about 64°F across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 70°F and coldest in March near 36°F.
It's comfortable for a long swim from Jul 24 to Sep 2 — about 1.3 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 | 43 | 55 | 67 | 70 | 66 | 56 | 47 | 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 | 43 | Bracing |
| Jun | 55 | Bracing |
| Jul | 67 | Cool |
| Aug | 70 | Refreshing |
| Sep | 66 | Cool |
| Oct | 56 | Bracing |
| Nov | 47 | Bracing |
| Dec | 41 | Bracing |
UV index in Oak Creek in Summer
Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Oak Creek peaks around June 22 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 | 6 | 8 | 9 | 9 | 8 | 6 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Air quality in Oak Creek 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 Oak Creek is worst in July — around 17 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (October, 9 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) | 11 | 13 | 15 | 15 | 16 | 17 | 17 | 16 | 13 | 9 | 9 | 10 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 13 | Moderate |
| Mar | 15 | Moderate |
| Apr | 15 | Moderate |
| May | 16 | Moderate |
| Jun | 17 | Moderate |
| Jul | 17 | Moderate |
| Aug | 16 | Moderate |
| Sep | 13 | Moderate |
| Oct | 9 | Good |
| Nov | 9 | Good |
| Dec | 10 | Good |
Where is Oak Creek?
Oak Creek sits at 42.9°N, 87.9°W, 702 ft above sea level, in United States. The nearest listed city is South Milwaukee, 1.9 mi away.
Topography around Oak Creek
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Oak Creek.
Within 2 miles, the terrain around Oak Creek has only modest variations in elevation — a maximum elevation change of 194 ft around an average of 659 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 400 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 810 ft.
The land around Oak Creek is covered by trees (28%), artificial surfaces (24%) and grassland (23%) within 2 miles, water (40%) within 10 miles, and water (49%) 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 Oak Creek (42.8858°, -87.8631°, elevation 702 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.