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Sea Temperature in Southwest Harbor in May
Complete information on the sea temperature range in the Atlantic Ocean in Southwest Harbor in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Southwest Harbor. 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 Southwest Harbor in May
5°C
MINIMUN
8°C
AVERAGE
11°C
MAXIMUM
Historical Data of Water Temperature in May in Southwest Harbor
Water Temperature Chart for Atlantic Ocean in Southwest Harbor in May
Sea Temperature Table in Southwest Harbor in May Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| May 1 | 7°C | 6°C | 6°C | 6.3°C |
| May 2 | 7°C | 7°C | 5°C | 6.3°C |
| May 3 | 7°C | 7°C | 7°C | 6.8°C |
| May 4 | 7°C | 6°C | 9°C | 7.3°C |
| May 5 | 7°C | 7°C | 9°C | 7.5°C |
| May 6 | 7°C | 7°C | 7°C | 7.0°C |
| May 7 | 7°C | 7°C | 6°C | 6.8°C |
| May 8 | 8°C | 7°C | 6°C | 6.8°C |
| May 9 | 8°C | 7°C | 8°C | 7.5°C |
| May 10 | 8°C | 7°C | 9°C | 7.5°C |
| May 11 | 7°C | 7°C | 7°C | 6.8°C |
| May 12 | 8°C | 8°C | 9°C | 8.0°C |
| May 13 | 8°C | 7°C | 5°C | 6.8°C |
| May 14 | 9°C | 7°C | 6°C | 7.5°C |
| May 15 | 8°C | 8°C | 9°C | 8.3°C |
| May 16 | 9°C | 8°C | 5°C | 7.5°C |
| May 17 | 9°C | 8°C | 7°C | 8.0°C |
| May 18 | 9°C | 8°C | 5°C | 7.5°C |
| May 19 | 9°C | 8°C | 9°C | 8.5°C |
| May 20 | 9°C | 8°C | 7°C | 8.0°C |
| May 21 | 10°C | 8°C | 8°C | 8.5°C |
| May 22 | 9°C | 8°C | 8°C | 8.3°C |
| May 23 | 9°C | 8°C | 8°C | 8.5°C |
| May 24 | 10°C | 8°C | 8°C | 8.8°C |
| May 25 | 10°C | 8°C | 8°C | 8.8°C |
| May 26 | 9°C | 8°C | 8°C | 8.5°C |
| May 27 | 10°C | 8°C | 7°C | 8.5°C |
| May 28 | 9°C | 8°C | 7°C | 8.3°C |
| May 29 | 9°C | 8°C | 7°C | 8.3°C |
| May 30 | 9°C | 9°C | 7°C | 8.5°C |
Southwest Harbor Climate and Swimming Opportunities in May
14°C
Average Day Air Temperature
7°C
Average Night Air Temperature
60 mm
Precipitation Amount per Month
13 days
Number of Rainy Days
16 hrs
Daylight
per Day
6 hrs
Sunshine
per Day
18 km/h
Average Wind Speed
83%
Average
humidity
Southwest Harbor lies within the Maine in United States. The average daytime temperature in Southwest Harbor in May is 58°F (14°C), while the nighttime average is 44°F (7°C). There are typically 13 rainy days during the month, with a total precipitation of 2.4 inches (60 mm). The daylight duration in May in Southwest Harbor is 16 hours, with an average of 6 hours of sunshine per day. The average wind speed in May is 11 mph (18 km/h), and the humidity level is around 83%.
The water temperature in Southwest Harbor in May ranges from 43°F to 46°F (6°C to 8°C). At the beginning of the month, the average temperature is around 45°F (7°C), shifting to 46°F (8°C) by mid-May and reaching 46°F (8°C) in the last ten days. Overall, the average sea temperature in Southwest Harbor for May is 46°F (8°C). The water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.
Sea Temperature in May in Nearby Cities
Frequently Asked Questions About Water Temperatures in May in Southwest Harbor
What is the sea temperature in Southwest Harbor in May?
The water temperature in the Atlantic Ocean in Southwest Harbor in May ranges from 43°F to 46°F (6°C to 8°C).
Is it possible to swim in the Atlantic Ocean in Southwest Harbor in May?
The average sea temperature in Southwest Harbor in May is 46°F (8°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.