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Long Arm Reservoir
Long Arm Reservoir Current Water Temperature and Forecast
On this page, you will find comprehensive information about the water temperature in Long Arm Reservoir, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Current Lake Water Temperature Information
17.8°C
TODAY
17.6°C
YESTERDAY
18.1°C
A WEEK AGO
As of today, the minimum water temperature in the Long Arm Reservoir ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people.
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.
Analysis, Historical Data, and Forecast of Water Temperature
Water Temperature Chart for Long Arm Reservoir Over the Last 30 Days
Today the water temperature in Long Arm Reservoir is lower than the same day in previous years. The water temperature range here in June is from 18°C to 22°C. The water temperature has decreased over the past 7 days but has increased over the past month.
The forecasted water temperature values for Long Arm Reservoir are presented in the table below.
The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.
Daily Water Temperature Chart
| Date | Current | Average | Forecast |
|---|---|---|---|
| May 30 | 18.1°C | 17.5°C | |
| May 31 | 18.0°C | 17.5°C | |
| Jun 1 | 17.6°C | 20.0°C | |
| Jun 2 | 17.6°C | 20.0°C | |
| Jun 3 | 17.8°C | 20.0°C | |
| Jun 4 | 17.6°C | 20.0°C | |
| Jun 5 | 17.6°C | 20.0°C | |
| Jun 6 | 17.8°C | 20.0°C | |
| Jun 7 | 20.0°C | 17.9°C | |
| Jun 8 | 20.0°C | 18.0°C | |
| Jun 9 | 20.0°C | 18.1°C | |
| Jun 10 | 20.0°C | 18.2°C | |
| Jun 11 | 20.0°C | 18.3°C | |
| Jun 12 | 20.0°C | 18.4°C | |
| Jun 13 | 20.0°C | 18.5°C | |
| Jun 14 | 20.0°C | 18.6°C |
Water Temperature Ranges in Long Arm Reservoir by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 1°C | 4°C | 7°C |
February
| Minimum | Average | Maximum |
|---|---|---|
| 1°C | 4°C | 7°C |
March
| Minimum | Average | Maximum |
|---|---|---|
| 1°C | 5°C | 9°C |
April
| Minimum | Average | Maximum |
|---|---|---|
| 8°C | 11.5°C | 15°C |
May
| Minimum | Average | Maximum |
|---|---|---|
| 14°C | 17.5°C | 21°C |
June
| Minimum | Average | Maximum |
|---|---|---|
| 18°C | 20°C | 22°C |
July
| Minimum | Average | Maximum |
|---|---|---|
| 24°C | 26.7°C | 29°C |
August
| Minimum | Average | Maximum |
|---|---|---|
| 21°C | 23.3°C | 26°C |
September
| Minimum | Average | Maximum |
|---|---|---|
| 21°C | 23.9°C | 26°C |
October
| Minimum | Average | Maximum |
|---|---|---|
| 19°C | 21.1°C | 24°C |
November
| Minimum | Average | Maximum |
|---|---|---|
| 11°C | 13.3°C | 16°C |
December
| Minimum | Average | Maximum |
|---|---|---|
| 5°C | 7.8°C | 10°C |
Monthly Water Temperature Histogram for Long Arm Reservoir
Long Arm Reservoir Weather
JUNE 7
17°C / 25°C
dense intensity drizzlerain: 48% | wind: 15 km/h
JUNE 8
18°C / 23°C
moderate rain showersrain: 48% | wind: 9 km/h
JUNE 9
17°C / 25°C
light drizzlerain: 34% | wind: 12 km/h
JUNE 10
16°C / 26°C
light drizzlerain: 53% | wind: 12 km/h
Water Temperature in Long Arm Reservoir: General Trends and Swimming Opportunities
Long Arm Reservoir is located in the state of Pennsylvania, in the counties of Adams, York, at an elevation of 666 feet (203 meters) above sea level.
Long Arm Reservoir is a very small lake. Its surface area is 236 acres (0.954 sq km). These lakes often resemble large ponds and are commonly found in rural or mountainous areas.
The water temperature in Long Arm Reservoir varies throughout the year, ranging from 36°F (2°C) in March to 84°F (29°C) in July. The average annual water temperature of the lake is 59°F (15°C). The months when the average water temperature in Long Arm Reservoir exceeds 68 degrees Fahrenheit (20°C) are June, July, August, September and October.
The nearest cities ans towns to Long Arm Reservoir are: Manchester in Maryland and Parkville, Pennville, Hanover, Midway, McSherrystown, Littlestown, Mount Pleasant, Bonneauville, New Oxford in Pennsylvania.
Geographical Location of Long Arm Reservoir
Nearby Lakes
Frequently Asked Questions About Long Arm Reservoir and its Water Temperatures
What is the current water temperature in Long Arm Reservoir?
The water temperature today in Long Arm Reservoir is 64°F (17.8°C).
What is the water temperature in Long Arm Reservoir during the summer months?
The average water temperature in Long Arm Reservoir during the summer months is typically between 68°F to 80°F (20°C to 27°C), and it can reach up to 84°F (29°C) at its warmest. However, in some years, the temperature may exceed this range.
What is the water temperature in Long Arm Reservoir in May?
The average water temperature in Long Arm Reservoir in May ranges from 61°F to 70°F (16°C to 21°C).
What is the water temperature in Long Arm Reservoir in September?
The average water temperature in Long Arm Reservoir in September is typically between 70°F to 79°F (21°C to 26°C).
Where is Long Arm Reservoir located?
Long Arm Reservoir is located in the United States in the state of Pennsylvania, in the counties of Adams, York, at an elevation of 666 feet (203 meters) above sea level. The surface area of the lake is 0.368 sq mi (0.95 sq km).
Is it possible to swim in Long Arm Reservoir and what are the possibilities for this?
No, it is not possible to swim in Long Arm Reservoir, Pennsylvania, as the reservoir is designated for fishing and boating only. There are no provisions or facilities for swimming.
What are the coordinates of Long Arm Reservoir?
Long Arm Reservoir is located at coordinates 39.7430°N 76.9890°W.
Is Lake Long Arm Reservoir a popular vacation spot among Americans?
Long Arm Reservoir enjoys local popularity among the residents of State Pennsylvania, and nationally, it ranks in the top 10 percent of all lakes in the country.
What species of fish can be found in Long Arm Reservoir?
Long Arm Reservoir is home to fish species such as Largemouth bass (best caught in Spring, Fall), Smallmouth bass (Spring, Fall), Northern pike (Spring, Fall), Muskellunge (Spring, Fall), Walleye (Spring, Fall), Yellow perch (Spring, Winter), White crappie (Spring, Fall), Black crappie (Spring, Fall), Bluegill (Spring, Summer), Pumpkinseed (Spring, Summer), Channel catfish (Spring, Summer), Brown bullhead (Spring, Summer, Fall), Yellow bullhead (Spring, Summer), Gar (Summer), White sucker (Spring), American eel (Summer).