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Sea Temperature in Groton in April
Complete information on the sea temperature range in the Atlantic Ocean in Groton in April. Historical daily data. Climate details for April. Tips on swimming conditions and beach relaxation in Groton. 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 Groton in April
3°C
MINIMUN
7.5°C
AVERAGE
12°C
MAXIMUM
Historical Data of Water Temperature in April in Groton
Water Temperature Chart for Atlantic Ocean in Groton in April
Sea Temperature Table in Groton in April Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Apr 1 | 4°C | 6°C | 4°C | 5.0°C |
| Apr 2 | 4°C | 6°C | 4°C | 5.3°C |
| Apr 3 | 6°C | 6°C | 5°C | 6.0°C |
| Apr 4 | 6°C | 6°C | 5°C | 5.5°C |
| Apr 5 | 6°C | 6°C | 5°C | 5.8°C |
| Apr 6 | 6°C | 7°C | 6°C | 6.0°C |
| Apr 7 | 6°C | 7°C | 6°C | 6.3°C |
| Apr 8 | 7°C | 7°C | 6°C | 6.5°C |
| Apr 9 | 8°C | 8°C | 6°C | 7.0°C |
| Apr 10 | 7°C | 7°C | 7°C | 6.8°C |
| Apr 11 | 8°C | 7°C | 7°C | 7.0°C |
| Apr 12 | 6°C | 7°C | 7°C | 6.5°C |
| Apr 13 | 6°C | 7°C | 8°C | 6.8°C |
| Apr 14 | 7°C | 7°C | 8°C | 7.3°C |
| Apr 15 | 7°C | 8°C | 8°C | 7.8°C |
| Apr 16 | 7°C | 8°C | 9°C | 7.8°C |
| Apr 17 | 7°C | 8°C | 9°C | 7.8°C |
| Apr 18 | 7°C | 7°C | 9°C | 7.5°C |
| Apr 19 | 7°C | 8°C | 9°C | 8.0°C |
| Apr 20 | 8°C | 8°C | 10°C | 8.5°C |
| Apr 21 | 8°C | 8°C | 10°C | 8.3°C |
| Apr 22 | 7°C | 7°C | 10°C | 8.0°C |
| Apr 23 | 9°C | 8°C | 11°C | 9.0°C |
| Apr 24 | 9°C | 7°C | 11°C | 8.8°C |
| Apr 25 | 9°C | 8°C | 11°C | 9.3°C |
| Apr 26 | 9°C | 9°C | 12°C | 9.8°C |
| Apr 27 | 9°C | 8°C | 12°C | 9.3°C |
| Apr 28 | 9°C | 8°C | 12°C | 9.3°C |
| Apr 29 | 9°C | 8°C | 12°C | 9.5°C |
Groton Climate and Swimming Opportunities in April
14°C
Average Day Air Temperature
4°C
Average Night Air Temperature
111 mm
Precipitation Amount per Month
11 days
Number of Rainy Days
13 hrs
Daylight
per Day
8 hrs
Sunshine
per Day
17 km/h
Average Wind Speed
63%
Average
humidity
Groton lies within the Connecticut in United States. The average daytime temperature in Groton in April is 58°F (14°C), while the nighttime average is 40°F (4°C). There are typically 11 rainy days during the month, with a total precipitation of 4.4 inches (111 mm). The daylight duration in April in Groton is 13 hours, with an average of 8 hours of sunshine per day. The average wind speed in April is 11 mph (17 km/h), and the humidity level is around 63%.
The water temperature in Groton in April ranges from 39°F to 48°F (4°C to 9°C). At the beginning of the month, the average temperature is around 43°F (6°C), shifting to 45°F (7°C) by mid-April and reaching 48°F (9°C) in the last ten days. Overall, the average sea temperature in Groton for April is 45°F (7°C). The water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.
Sea Temperature in April in Nearby Cities
Frequently Asked Questions About Water Temperatures in April in Groton
What is the sea temperature in Groton in April?
The water temperature in the Atlantic Ocean in Groton in April ranges from 39°F to 48°F (4°C to 9°C).
Is it possible to swim in the Atlantic Ocean in Groton in April?
The average sea temperature in Groton in April is 45°F (7°C), and the air temperature is 58°F (14°C), so the water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.