Weather in St Constantine and Helena: March
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Average day temperature: | 50.3°F |
| Average night temperature: | 42.0°F | |
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Sea water temperature: | 44.5°F |
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Number of sunny days: | 10 days |
| Day length: | 11.2 - 12.7 hours | |
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Number of rainy days: | 2 days |
| Precipitation totals: | 1.2 in. | |
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forecast
| St Constantine and Helena |
temperature
| St Constantine and Helena |
Air temperature in March, °F
| Day temperature | Night temperature |
The highest day temperature during March of 2025 was 71°F. At the same time the lowest night temperature was 30°F. Day and night temperature averages during March were 55.2°F and 45.5°F.
Sea water temperature in St Constantine and Helena in March, °F
The average sea water temperature in March of 2025 was 44.5°F. The highest and lowest sea temperatures during the month were 46.8°F and 41.2°F.
| Sunny days | |
| Partly cloudy days | |
| Cloudy days |
Number of sunny, partly cloudy and cloudy days in March is almost equal.
Precipitation total in March, in.
Precipitation total value in St Constantine and Helena in March is 1.3 in. Other months of the year show relatively similar values.
The average wind speed value in March is 9.9 mph
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in March is: 6.3.
Best time for vacation in St Constantine and Helena
St Constantine and Helena on a weather map
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