Berlin Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Berlin Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Berlin Lake today is 19.7°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUN 6 | 19.0°C | 19.0°C | |
| JUN 7 | 19.5°C | 19.0°C | |
| JUN 8 | 18.6°C | 19.0°C | |
| JUN 10 | 19.3°C | 19.0°C | |
| JUN 11 | 19.5°C | 19.0°C | |
| JUN 12 | 19.5°C | 19.0°C | |
| JUN 13 | 19.7°C | 19.0°C | |
| JUN 14 | 19.0°C | 19.7°C | |
| JUN 15 | 19.0°C | 19.6°C | |
| JUN 16 | 19.0°C | 19.6°C | |
| JUN 17 | 19.0°C | 19.6°C | |
| JUN 18 | 19.0°C | 19.5°C | |
| JUN 19 | 19.0°C | 19.5°C | |
| JUN 20 | 19.0°C | 19.5°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 |
|---|---|---|---|
| January | 0°C | 4°C | 7°C |
| February | 0°C | 4°C | 7°C |
| March | 1°C | 6°C | 10°C |
| April | 5°C | 11°C | 17°C |
| May | 12°C | 16°C | 20°C |
| June | 15°C | 19°C | 23°C |
| July | 21°C | 24°C | 26°C |
| August | 21°C | 23°C | 26°C |
| September | 21°C | 23°C | 26°C |
| October | 18°C | 21°C | 23°C |
| November | 6°C | 12°C | 17°C |
| December | 3°C | 6°C | 9°C |
Berlin Lake: Water Temperature by Location
Berlin Lake: Weather Forecast
June 14
June 15
June 16
June 17
Location & Local Information
Berlin Lake in northeastern Ohio shows the typical seasonal thermal pattern of a mid-latitude reservoir. In spring the surface usually runs from about 40–60°F (4–16°C) as the water cools from runoff and melt; by summer surface temperatures commonly reach 68–80°F (20–27°C) on warm days, with occasional patches warmer in calm, sunny weather. In early fall the lake cools back into the 50–70°F (10–21°C) range, and in winter the surface approaches freezing, roughly 32–40°F (0–4°C), with ice forming in sustained cold spells. Like many reservoirs, Berlin Lake stratifies in summer, so deeper water remains substantially colder than the surface and sudden immersion can produce cold-shock effects.
Swimming opportunities exist at Berlin Lake because it is a public recreational reservoir, and people commonly swim from shore in parks and at quiet coves. However, there are few lifeguarded beaches, and access, facilities and rules vary by shoreline owner; boating traffic, submerged hazards and variable water quality or occasional algae blooms make swimming largely an at-your-own-risk activity. In winter, ice cover normally prevents safe swimming. Visitors should check local park guidance and current advisories before entering the water and be mindful of temperature differences between surface and deeper zones.