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Saint Croix River
© Ashley Chmielewski
Saint Croix River Current Water Temperature and Forecast
On this page, you will find comprehensive information about the water temperature in Saint Croix River, 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 Water Temperature in Saint Croix River
54°F
TODAY
54°F
YESTERDAY
47°F
A WEEK AGO
As of today, the minimum water temperature in the Saint Croix River ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear.
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 Saint Croix River Over the Last 30 Days
Today the water temperature in Saint Croix River is lower than the same day in previous years. The water temperature range here in May is from 52°F to 66°F. The water temperature is trending upward, and it has increased both over the past 30 days and the past week.
The forecasted water temperature values for Saint Croix River 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 |
|---|---|---|---|
| Apr 30 | 47°F | 46°F | |
| May 1 | 49°F | 59°F | |
| May 2 | 51°F | 59°F | |
| May 3 | 51°F | 59°F | |
| May 4 | 51°F | 59°F | |
| May 5 | 53°F | 59°F | |
| May 6 | 54°F | 59°F | |
| May 7 | 54°F | 59°F | |
| May 8 | 59°F | 54°F | |
| May 9 | 59°F | 55°F | |
| May 10 | 59°F | 55°F | |
| May 11 | 59°F | 55°F | |
| May 12 | 59°F | 55°F | |
| May 13 | 59°F | 55°F | |
| May 14 | 59°F | 56°F | |
| May 15 | 59°F | 56°F |
Water Temperature Ranges in Saint Croix River by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 34°F | 39°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 35°F | 39°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 37°F | 41°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 41°F | 46°F | 50°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 52°F | 59°F | 66°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 73°F | 77°F | 81°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 72°F | 76°F | 81°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 73°F | 78°F | 82°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 64°F | 69°F | 73°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 43°F | 47°F | 52°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 37°F | 42°F | 46°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 34°F | 38°F | 43°F |
Monthly Water Temperature Histogram for Saint Croix River
Known Beaches in the Area of Saint Croix River?
Afton State Park
Afton State Park is a 3-stars sandy beach, is located directly in Saint Croix River. There is parking. Afton State Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Swing Bridge Island
Swing Bridge Island is a 1-stars sandy beach, located in a 8 km (5 miles) radius of Saint Croix River. Swing Bridge Island is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Hudson Dike
Hudson Dike is a 1-stars sandy beach, located in a 8 km (5 miles) radius of Saint Croix River.
Saint Croix River Weather
MAY 8
45°F / 66°F
clear skyrain: 1% | wind: 12 mph
MAY 9
48°F / 75°F
overcastrain: 6% | wind: 7 mph
MAY 10
55°F / 79°F
overcastrain: 14% | wind: 9 mph
MAY 11
59°F / 81°F
mainly clearrain: 3% | wind: 11 mph
MAY 12
57°F / 81°F
clear skyrain: 2% | wind: 13 mph
Water Temperature in Saint Croix River: General Trends and Swimming Opportunities
Lake Saint Croix is located in two states, Minnesota (county of Washington) and the state of Wisconsin (counties of Pierce, St.
Lake Saint Croix is a medium lake. Its surface area is 12.0 sq mi (31.1 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.
The water temperature in Lake Saint Croix varies throughout the year, ranging from 32°F (0°C) in January to 82°F (28°C) in August. The average annual water temperature of the lake is 54°F (12°C). The months when the average water temperature in Lake Saint Croix exceeds 68 degrees Fahrenheit (20°C) are June, July, August and September.
The nearest cities ans towns to Saint Croix River are: Afton, Lake Saint Croix Beach, Lakeland, Bayport, Oak Park Heights, Lake Elmo, Woodbury in Minnesota and Hudson, North Hudson, River Falls in Wisconsin.
Geographical Location of Saint Croix River
Nearby Rivers
Frequently Asked Questions About Saint Croix River and its Water Temperatures
What is the current water temperature in Saint Croix River?
The water temperature today in Saint Croix River is 54°F (12.1°C).
What is the water temperature in Saint Croix River during the summer months?
The average water temperature in Saint Croix River during the summer months is typically between 76°F to 78°F (24°C to 26°C), and it can reach up to 82°F (28°C) at its warmest. However, in some years, the temperature may exceed this range.
What is the water temperature in Saint Croix River in May?
The average water temperature in Saint Croix River in May ranges from 57°F to 66°F (14°C to 19°C).
What is the water temperature in Saint Croix River in September?
The average water temperature in Saint Croix River in September is typically between 64°F to 73°F (18°C to 23°C).
Where does Saint Croix River flow?
Saint Croix River flows through United States (Wisconsin, Minnesota).
Is it possible to swim in the Saint Croix River?
Yes, it is possible to swim in the Saint Croix River. However, it's advisable to check local ordinances and current conditions for safety.