Weather in St. Augustine: January
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Average day temperature: | 63.6°F |
| Average night temperature: | 54.1°F | |
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Sea water temperature: | 61.4°F |
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Number of sunny days: | 13 days |
| Day length: | 10.3 - 10.8 hours | |
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Number of rainy days: | 1 day |
| Precipitation totals: | 0.5 in. | |
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| St. Augustine |
temperature
| St. Augustine |
Air temperature in January, °F
| Day temperature | Night temperature |
The highest day temperature during January of 2025 was 70°F. At the same time the lowest night temperature was 36°F. Daily and nightly averages during January were 56.1°F and 49.6°F.
Sea water temperature in St. Augustine in January, °F
The average sea water temperature in January of 2025 was 58.5°F. The highest and lowest sea temperatures during the month were 62.4°F and 52.0°F.
| Sunny days | |
| Partly cloudy days | |
| Cloudy days |
Mostly all days in January are sunny but cloudy days are also possible.
Precipitation total in January, in.
Precipitation total value in St. Augustine in January is 0.5 in. Other months of the year show relatively similar values.
The average wind speed value in January is 6.7 mph It makes January most windy month of the year.
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 January is: 6.5.
Best time for vacation in St. Augustine
St. Augustine on a weather map
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