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Sea Temperature in Charlestown in December
Complete information on the sea temperature range in the Atlantic Ocean in Charlestown in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in Charlestown. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Charlestown in December
3°C
MINIMUN
7.5°C
AVERAGE
12°C
MAXIMUM
Historical Data of Water Temperature in December in Charlestown
Water Temperature Chart for Atlantic Ocean in Charlestown in December
Sea Temperature Table in Charlestown in December Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Dec 1 | 10°C | 9°C | 9°C | 9.0°C |
| Dec 2 | 9°C | 8°C | 9°C | 8.3°C |
| Dec 3 | 9°C | 9°C | 8°C | 8.5°C |
| Dec 4 | 8°C | 9°C | 8°C | 8.3°C |
| Dec 5 | 7°C | 8°C | 8°C | 7.8°C |
| Dec 6 | 7°C | 8°C | 8°C | 8.0°C |
| Dec 7 | 6°C | 8°C | 8°C | 7.5°C |
| Dec 8 | 6°C | 6°C | 8°C | 7.0°C |
| Dec 9 | 5°C | 6°C | 8°C | 6.8°C |
| Dec 10 | 6°C | 8°C | 8°C | 7.3°C |
| Dec 11 | 5°C | 8°C | 8°C | 7.0°C |
| Dec 12 | 6°C | 8°C | 8°C | 7.5°C |
| Dec 13 | 6°C | 8°C | 7°C | 7.0°C |
| Dec 14 | 6°C | 7°C | 7°C | 6.8°C |
| Dec 15 | 6°C | 7°C | 7°C | 6.8°C |
| Dec 16 | 6°C | 7°C | 7°C | 6.8°C |
| Dec 17 | 6°C | 7°C | 7°C | 7.0°C |
| Dec 18 | 6°C | 7°C | 7°C | 7.0°C |
| Dec 19 | 6°C | 7°C | 6°C | 6.8°C |
| Dec 20 | 6°C | 7°C | 6°C | 6.8°C |
| Dec 21 | 6°C | 7°C | 6°C | 6.5°C |
| Dec 22 | 5°C | 7°C | 6°C | 6.3°C |
| Dec 23 | 5°C | 7°C | 5°C | 6.0°C |
| Dec 24 | 4°C | 5°C | 5°C | 5.3°C |
| Dec 25 | 4°C | 5°C | 4°C | 5.0°C |
| Dec 26 | 4°C | 5°C | 4°C | 5.0°C |
| Dec 27 | 4°C | 6°C | 4°C | 5.3°C |
| Dec 28 | 4°C | 6°C | 4°C | 5.3°C |
| Dec 29 | 4°C | 6°C | 4°C | 5.3°C |
| Dec 30 | 5°C | 6°C | 3°C | 5.3°C |
Charlestown Climate and Swimming Opportunities in December
8°C
Average Day Air Temperature
-2°C
Average Night Air Temperature
97 mm
Precipitation Amount per Month
11 days
Number of Rainy Days
9 hrs
Daylight
per Day
4 hrs
Sunshine
per Day
13 km/h
Average Wind Speed
69%
Average
humidity
Charlestown lies within the Maryland in United States. The average daytime temperature in Charlestown in December is 47°F (8°C), while the nighttime average is 29°F (-2°C). There are typically 11 rainy days during the month, with a total precipitation of 3.8 inches (97 mm). The daylight duration in December in Charlestown is 9 hours, with an average of 4 hours of sunshine per day. The average wind speed in December is 8 mph (13 km/h), and the humidity level is around 69%.
The water temperature in Charlestown in December ranges from 41°F to 48°F (5°C to 9°C). At the beginning of the month, the average temperature is around 46°F (8°C), shifting to 45°F (7°C) by mid-December and reaching 43°F (6°C) in the last ten days. Overall, the average sea temperature in Charlestown for December is 45°F (7°C). Still too cold for most swimmers. Only short dips in proper gear are advisable.
Sea Temperature in December in Nearby Cities
Frequently Asked Questions About Water Temperatures in December in Charlestown
What is the sea temperature in Charlestown in December?
The water temperature in the Atlantic Ocean in Charlestown in December ranges from 41°F to 48°F (5°C to 9°C).
Is it possible to swim in the Atlantic Ocean in Charlestown in December?
The average sea temperature in Charlestown in December is 45°F (7°C), and the air temperature is 47°F (8°C), so still too cold for most swimmers. Only short dips in proper gear are advisable.