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Manor Lake — Current Water Temperature, Annual Trends and Forecast

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

Carnegie Lake, United States
Carnegie Lake, United States © CC BY-SA 3.0, GFDL

Current Water Temperature

30.4°C
Today
30.4°C
Yesterday
24.1°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 Manor Lake today is 30.4°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature is above 82°F (28°C). This is very warm water, which may feel almost hot to most people. Swimming in such conditions is perfect for those seeking relaxation and comfort in the water. These waters are often preferred for relaxation in hot weather, as the water temperature does not cool the body significantly. However, it is important to remember that in such warm waters, caution is necessary, as prolonged exposure without rest can lead to overheating. 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 June 20 to July 21

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUL 1424.1°C28.5°C
JUL 1529.9°C28.5°C
JUL 1630.0°C28.5°C
JUL 1730.6°C28.5°C
JUL 1830.6°C28.5°C
JUL 1930.3°C28.5°C
JUL 2030.4°C28.5°C
JUL 2129.7°C28.5°C
JUL 2228.5°C30.3°C
JUL 2328.5°C30.2°C
JUL 2428.5°C30.1°C
JUL 2528.5°C30.0°C
JUL 2628.5°C29.9°C
JUL 2728.5°C29.8°C
JUL 2828.5°C29.7°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°C7°C
March1°C6°C11°C
April8°C14°C20°C
May15°C19°C23°C
June18°C24°C30°C
July24°C29°C33°C
August22°C27°C31°C
September20°C23°C25°C
October12°C17°C22°C
November5°C9°C13°C
December2°C5°C7°C

Manor Lake: Water Temperature by Location

Manor Lake: Weather Forecast

July 22

° / °
moderate rain showers
rain: 86% | wind:

July 23

° / °
clear sky
rain: 34% | wind:

July 24

° / °
partly cloudy
rain: 6% | wind:

July 25

° / °
light drizzle
rain: 7% | wind:

Location & Local Information

Manor Lake in Pennsylvania experiences water temperatures typical of inland temperate lakes, with clear seasonal shifts. In winter the surface can approach freezing, roughly 32–40°F (0–4°C), especially if ice forms on the shallow edges. Spring warming usually brings temperatures into the mid-40s to low 60s°F (7–17°C) as the lake mixes and sun exposure increases. Peak summer conditions commonly produce the warmest surface readings, often in the mid-60s to upper-70s°F (18–26°C), though shallow pockets can climb into the 80s°F (about 27–30°C) on prolonged hot spells. By autumn the water cools again, generally falling to around 50–65°F (10–18°C) as air temperatures decline and stratification breaks down.

Swimming at Manor Lake is generally a seasonal activity tied to temperature, safety, and local rules. Recreational swimming is most comfortable and often permitted in summer when surface temperatures approach or exceed roughly 70°F (21°C), but permission depends on whether the lake is managed by a park, homeowners’ association, or private owner. Water quality testing, posted advisories, algae blooms, and the presence (or absence) of lifeguards or designated swim areas are common reasons authorities may allow, limit, or prohibit swimming—so local signage and management guidance should be followed.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Manor Lake?
Water Temperature in Manor Lake today is 30.4°C.
What is the water temperature in Manor Lake during the summer months?
The water temperature in Manor Lake in summer fluctuates in the range of 18°C - 33°C.
Is it possible to swim in Manor Lake (United States) and what are the possibilities for this?
Swimming in Manor Lake (United States) depends on the specific location and local rules—some Manor Lakes permit swimming at designated public beaches or park areas while others are private or restricted for safety or water-quality reasons, so always check local regulations, posted advisories, and safety conditions before entering the water.