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Random Lake — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Random Lake, trends, monthly ranges and the forecast for the coming days.

Lake Winnebago, United States
Lake Winnebago, United States © By self, CC BY-SA 2.5

Current Water Temperature

26.0°C
Today
26.1°C
Yesterday
25.4°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in Random Lake today is 26°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 75°F (23°C) to 79°F (26°C). This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart Over the Last 30 Days

From July 11 to August 11

Table of Daily Sea Temperature Data

Date Current Average Forecast
AUG 425.4°C24.5°C
AUG 525.4°C24.5°C
AUG 625.7°C24.5°C
AUG 725.9°C24.5°C
AUG 826.1°C24.5°C
AUG 926.0°C24.5°C
AUG 1026.1°C24.5°C
AUG 1126.0°C24.5°C
AUG 1224.5°C25.9°C
AUG 1324.5°C25.9°C
AUG 1424.5°C25.8°C
AUG 1524.5°C25.7°C
AUG 1624.5°C25.6°C
AUG 1724.5°C25.6°C
AUG 1824.5°C25.5°C

* Current - Actual water temperature value

** Average - Average water temperature on this day in recent years

*** Forecast - Our water temperature forecast

Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.

Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.

Monthly Water Temperature Range (Min, Max & Average)

Month Min Avg Max
January0°C4°C7°C
February0°C4°C8°C
March0°C3°C5°C
April2°C7°C13°C
May10°C17°C23°C
June16°C19°C23°C
July20°C25°C30°C
August22°C25°C27°C
September12°C17°C22°C
October13°C16°C19°C
November0°C6°C12°C
December0°C3°C6°C

Random Lake: Water Temperature by Location

Random Lake: Weather Forecast

August 12

° / °
clear sky
rain: 25% | wind:

August 13

° / °
overcast
rain: 24% | wind:

August 14

° / °
overcast
rain: 4% | wind:

August 15

° / °
overcast
rain: 20% | wind:

Location & Local Information

Random Lake experiences a clear seasonal pattern in surface water temperatures. In spring (April–May) the lake commonly ranges from about 40–60°F (4–16°C) as warming proceeds; early summer (June) often reaches roughly 65–75°F (18–24°C). Peak summer surface temperatures in July and August typically sit between 70–80°F (21–27°C), and on hot, calm weeks can climb into the low 80s°F (around 28–29°C). By fall (September–October) the surface cools back toward roughly 50–65°F (10–18°C). In winter the lake approaches freezing, near 32°F (0°C) with ice formation common and sub‑ice temperatures close to 32–36°F (0–2°C) in shallow areas. As with most lakes, deeper water stays cooler year‑round and the lake often stratifies in summer with warmer surface layers over cooler depths.

Swimming in Random Lake is generally possible and commonly practiced during the open‑water season because summer surface temperatures often reach comfortable ranges (around 70°F / 21°C and higher). Public access points and beaches, when maintained and not under advisories, provide places for recreational swimming. However, local water‑quality advisories, weather conditions, and ice cover affect safety: authorities may close or caution use after heavy runoff or when bacterial counts are elevated, and winter ice makes casual swimming unsafe except under organized, permitted circumstances. Always check local notices and use usual swimming safety precautions.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Random Lake?
Water Temperature in Random Lake today is 26°C.
What is the water temperature in Random Lake during the summer months?
The water temperature in Random Lake in summer fluctuates in the range of 16°C - 30°C.
Is it possible to swim in Random Lake and what are the possibilities for this?
Yes, it is possible to swim in Random Lake, Wisconsin. The lake has public access points, but facilities and amenities may vary, so it's advisable to research before visiting.