Key Largo Weather: January
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Average Day Temperature: | 73.1°F |
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Average Night Temperature: | 70.6°F |
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Sea Water Temperature: | 75.4°F |
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Number of Sunny Days: | 10 days |
| Sunshine Hours: | 10.6 - 11.0 hours | |
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Number of Rainy Days: | 0 days |
| Precipitation Totals: | 0.3 in | |
| detailed information | ||
forecast
| Key Largo |
Temperature
| Key Largo |
Air Temperature in January, °F
The highest day temperature in January 2025 was 76°F. The lowest night temperature was 57°F. The average values for day and night temperatures during January were 67.9°F и 67.0°F respectivly.
Key Largo Water Sea Temperature in January, °F
The average sea surface temperature in January 2025 for Key Largo was 73.5°F. The maximum and minimum values were 68.6°F and 78.6°F respectively.
You can expect various weather conditions during January. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in January, in
Precipitation total in January for Key Largo is 0.3 in. It makes january the least rainy month of the year.
The average wind speed in January is 12.2 mph.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Key Largo in January is 5.9 hours.
| Chicago | ![]() |
-2 |
| Hawaii | ![]() |
+78 |
| Honolulu | ![]() |
+78 |
| Houston | ![]() |
+44 |
| Las Vegas | ![]() |
+40 |
| Los Angeles | ![]() |
+52 |
| Maui | ![]() |
+72 |
| Miami | ![]() |
+72 |
| Miami Beach | ![]() |
+80 |
| New York | ![]() |
+18 |
| San Diego | ![]() |
+54 |
| San Francisco | ![]() |
+46 |
| Sarasota | ![]() |
+62 |
| Tampa | ![]() |
+62 |
| Washington | ![]() |
+28 |
| 0600 | ![]() |
78°F | W 12 mph |
| 0900 | ![]() |
78°F | NW 11 mph |
| 1200 | ![]() |
78°F | W 10 mph |
| 1500 | ![]() |
80°F | NW 9 mph |
| 1800 | ![]() |
78°F | NW 7 mph |
| 2100 | ![]() |
78°F | NW 7 mph |
| 0000 | ![]() |
78°F | NW 6 mph |
| 0300 | ![]() |
76°F | W 4 mph |

































