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Penobscot River
© Dylan Brady
Penobscot River Current Water Temperature and Forecast
On this page, you will find comprehensive information about the water temperature in Penobscot 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 Penobscot River
70°F
TODAY
70°F
YESTERDAY
74°F
A WEEK AGO
As of today, the minimum water temperature in the Penobscot River ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience.
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 Penobscot River Over the Last 30 Days
Today the water temperature in Penobscot River is higher than the same day in previous years. The water temperature range here in September is from 52°F to 73°F. The water temperature has decreased over the past 7 days but has increased over the past month.
The forecasted water temperature values for Penobscot 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 |
|---|---|---|---|
| Sep 5 | 74°F | 63°F | |
| Sep 6 | 73°F | 63°F | |
| Sep 7 | 73°F | 63°F | |
| Sep 8 | 73°F | 63°F | |
| Sep 9 | 70°F | 63°F | |
| Sep 10 | 70°F | 63°F | |
| Sep 11 | 70°F | 63°F | |
| Sep 12 | 70°F | 63°F | |
| Sep 13 | 63°F | 69°F | |
| Sep 14 | 63°F | 68°F | |
| Sep 15 | 63°F | 68°F | |
| Sep 16 | 63°F | 67°F | |
| Sep 17 | 63°F | 67°F | |
| Sep 18 | 63°F | 66°F | |
| Sep 19 | 63°F | 66°F | |
| Sep 20 | 63°F | 66°F |
Water Temperature Ranges in Penobscot River by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 36°F | 42°F | 48°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 36°F | 42°F | 48°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 36°F | 44°F | 52°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 36°F | 48°F | 61°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 43°F | 56°F | 70°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 54°F | 63°F | 72°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 63°F | 68°F | 75°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 63°F | 69°F | 75°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 52°F | 63°F | 73°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 46°F | 56°F | 61°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 37°F | 47°F | 61°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 37°F | 40°F | 46°F |
Monthly Water Temperature Histogram for Penobscot River
Water Temperature in Cities and Towns on Penobscot River
Penobscot River Weather
SEPTEMBER 13
45°F / 68°F
overcastrain: 1% | wind: 10 mph
SEPTEMBER 14
48°F / 77°F
overcastrain: 23% | wind: 7 mph
SEPTEMBER 15
48°F / 75°F
overcastrain: 23% | wind: 6 mph
SEPTEMBER 16
48°F / 79°F
clear skyrain: 1% | wind: 4 mph
SEPTEMBER 17
52°F / 82°F
overcastrain: 2% | wind: 7 mph
SEPTEMBER 18
52°F / 77°F
overcastrain: 5% | wind: 10 mph
Water Temperature in Penobscot River: General Trends and Swimming Opportunities
Source:
• location Maine
Mouth:
• location Penobscot Bay
• elevation sea level
Length 109 miles (175 km)
The Penobscot River, located in the state of Maine, is a significant waterway that offers a variety of recreational opportunities, including swimming. During the summer months, the water temperature in the Penobscot River typically ranges between 60°F and 75°F (15°C to 24°C), which is relatively cool but comfortable for swimming, especially on warmer days. The river's temperature can be quite refreshing, particularly in the hotter months, though it can vary depending on weather conditions and the specific section of the river. In the spring and fall, the water tends to be cooler, making swimming less appealing for some, but still possible for those who enjoy a brisk dip.
While the Penobscot River is not widely known for swimming as a primary activity, certain sections offer calm and shallow areas ideal for a peaceful swim. Many locals and visitors enjoy the river for kayaking, canoeing, and fishing, with occasional opportunities for swimming in spots where the flow is gentler. Popular areas for swimming include some of the smaller tributaries and beaches along the riverbanks. As always, it's important to be aware of the currents and water depth, especially in the deeper, faster-moving parts of the river. In general, the Penobscot offers a serene environment for those seeking to cool off in the water, especially in scenic and more secluded areas.
Geographical Location of Penobscot River
Nearby Rivers
Frequently Asked Questions About Penobscot River and its Water Temperatures
What is the current water temperature in Penobscot River?
The water temperature today in Penobscot River is 70°F (20.9°C).
What is the water temperature in Penobscot River during the summer months?
The average water temperature in Penobscot River during the summer months is typically between 65°F to 71°F (19°C to 21°C), and it can reach up to 75°F (24°C) at its warmest. However, in some years, the temperature may exceed this range.
What is the water temperature in Penobscot River in May?
The average water temperature in Penobscot River in May ranges from 46°F to 70°F (8°C to 21°C).
What is the water temperature in Penobscot River in September?
The average water temperature in Penobscot River in September is typically between 52°F to 66°F (11°C to 19°C).
Where does Penobscot River flow?
Penobscot River flows through United States (Maine).
Is it possible to swim in the Penobscot River?
Yes, it is possible to swim in the Penobscot River. However, due to currents, temperature, and potential pollution, care should always be exercised.