Search for cities, countries, lakes and rivers
Nelson Reservoir
Nelson Reservoir Current Water Temperature and Forecast
On this page, you will find comprehensive information about the water temperature in Nelson 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
33°F
TODAY
33°F
YESTERDAY
34°F
A WEEK AGO
As of today, the minimum water temperature in the Nelson Reservoir ranges less than 41°F (5°C). Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters.
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 Nelson Reservoir Over the Last 30 Days
Today the water temperature in Nelson Reservoir is lower than the same day in previous years. The water temperature range here in February is from 32°F to 45°F. The water temperature has decreased over the past 7 days but has increased over the past month.
The forecasted water temperature values for Nelson 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 |
|---|---|---|---|
| Feb 16 | 34°F | 38°F | |
| Feb 17 | 34°F | 38°F | |
| Feb 18 | 33°F | 38°F | |
| Feb 19 | 33°F | 38°F | |
| Feb 20 | 33°F | 38°F | |
| Feb 21 | 33°F | 38°F | |
| Feb 22 | 33°F | 38°F | |
| Feb 23 | 33°F | 38°F | |
| Feb 24 | 38°F | 34°F | |
| Feb 25 | 38°F | 34°F | |
| Feb 26 | 38°F | 34°F | |
| Feb 27 | 38°F | 35°F | |
| Feb 28 | 38°F | 35°F | |
| Mar 1 | 44°F | 35°F | |
| Mar 2 | 44°F | 36°F | |
| Mar 3 | 44°F | 36°F |
Water Temperature Ranges in Nelson Reservoir by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 37°F | 43°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 38°F | 45°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 39°F | 44°F | 48°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 34°F | 39°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 39°F | 43°F | 48°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 48°F | 52°F | 57°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 61°F | 65°F | 70°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 63°F | 67°F | 72°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 55°F | 60°F | 64°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 39°F | 44°F | 48°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 41°F | 46°F | 50°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 41°F | 46°F | 50°F |
Monthly Water Temperature Histogram for Nelson Reservoir
Nelson Reservoir Weather
FEBRUARY 23
27°F / 45°F
overcastrain: 11% | wind: 16 mph
FEBRUARY 24
32°F / 50°F
light drizzlerain: 19% | wind: 34 mph
FEBRUARY 25
36°F / 46°F
moderate drizzlerain: 18% | wind: 32 mph
FEBRUARY 26
27°F / 43°F
overcastrain: 17% | wind: 14 mph
FEBRUARY 27
30°F / 46°F
overcastrain: 1% | wind: 12 mph
Water Temperature in Nelson Reservoir: General Trends and Swimming Opportunities
Nelson Reservoir is located in the state of Montana, in the county of Phillips, at an elevation of 2221 feet (677 meters) above sea level.
Nelson Reservoir is a medium lake. Its surface area is 6.4 sq mi (16.6 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.
The water temperature in Nelson Reservoir varies throughout the year, ranging from 32°F (0°C) in April to 72°F (22°C) in August. The average annual water temperature of the lake is 48°F (9°C). In no month of the year does the average water temperature in Nelson Reservoir exceed 68 degrees Fahrenheit (20°C).
The nearest cities ans towns to Nelson Reservoir are: Malta in Montana.
Geographical Location of Nelson Reservoir
Nearby Lakes
Frequently Asked Questions About Nelson Reservoir and its Water Temperatures
What is the current water temperature in Nelson Reservoir?
The water temperature today in Nelson Reservoir is 33°F (0.8°C).
What is the water temperature in Nelson Reservoir during the summer months?
The average water temperature in Nelson Reservoir during the summer months is typically between 52°F to 67°F (11°C to 19°C), and it can reach up to 72°F (22°C) at its warmest. However, in some years, the temperature may exceed this range.
What is the water temperature in Nelson Reservoir in May?
The average water temperature in Nelson Reservoir in May ranges from 39°F to 48°F (4°C to 9°C).
What is the water temperature in Nelson Reservoir in September?
The average water temperature in Nelson Reservoir in September is typically between 55°F to 64°F (13°C to 18°C).
Where is Nelson Reservoir located?
Nelson Reservoir is located in the United States in the state of Montana, in the county of Phillips, at an elevation of 2221 feet (677 meters) above sea level. The surface area of the lake is 6.426 sq mi (16.64 sq km).
Is it possible to swim in Nelson Reservoir and what are the possibilities for this?
Yes, it is possible to swim in Nelson Reservoir, Montana. Swimming locations are accessible along the shoreline, and there are recreational facilities available for visitors.
What are the coordinates of Nelson Reservoir?
Nelson Reservoir is located at coordinates 48.5030°N 107.5360°W.
Is Lake Nelson Reservoir a popular vacation spot among Americans?
Nelson Reservoir enjoys local popularity among the residents of State Montana, and nationally, it ranks in the top 10 percent of all lakes in the country.
What species of fish can be found in Nelson Reservoir?
Nelson Reservoir is home to fish species such as Northern pike (best caught in Spring, Fall), Yellow perch (Spring, Winter), Walleye (Spring, Fall), Smallmouth bass (Spring, Fall), Largemouth bass (Spring, Fall), Bluegill (Spring, Summer), Bullhead (Spring, Summer, Fall).