Key West
January
Weather in Key West for January 2026
Your guide to Key West weather in January - trends and predictions
In general, the average temperature in Key West at the beginning of January is 21.4 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 21 °F by the end of January.
The climate of Key West in January is notably wet, with an average of 12 rainy days, and a total of 31.3 mm of precipitation.
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Temperatures
Rain 🌧️
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19
Dry days
12
Rainy days
0
Snow days
22°/20°
Temperatures
31 km/h
Avg max wind
80 %
Avg humidity
Key West Weather January
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  19° | 2 20° | 3  21° | ||||
| 4 21° | 5 22° | 6 24° | 7 23° | 8 20° | 9 22° | 10 23° |
| 11 23° | 12 22° | 13  23° | 14 22° | 15 22° | 16 22° | 17 22° |
| 18 22° | 19  23° | 20 22° | 21 21° | 22 23° | 23 20° | 24 20° |
| 25 21° | 26  22° | 27 22° | 28  22° | 29 20° | 30 19° | 31 21° |
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Temperatures trend during January in Key West
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jan. 1 | Partly cloudy | 19° /18° | 0 mm | 5 | |
| Jan. 2 | Partly cloudy | 20° /18° | 0 mm | 6 | |
| Jan. 3 | Patchy rain possible | 21° /19° | 0 mm | 5 | |
| Jan. 4 | Patchy rain possible | 21° /19° | 0 mm | 6 | |
| Jan. 5 | Patchy rain possible | 22° /19° | 0.2 mm | 5 | |
| Jan. 6 | Patchy rain possible | 24° /21° | 0.7 mm | 5 | |
| Jan. 7 | Patchy rain possible | 23° /18° | 2.4 mm | 5 | |
| Jan. 8 | Patchy rain possible | 20° /17° | 0.1 mm | 5 | |
| Jan. 9 | Patchy rain possible | 22° /19° | 2.1 mm | 5 | |
| Jan. 10 | Patchy rain possible | 23° /18° | 0.6 mm | 5 | |
| Jan. 11 | Patchy rain possible | 23° /19° | 0.6 mm | 6 | |
| Jan. 12 | Partly cloudy | 22° /21° | 0.1 mm | 6 | |
| Jan. 13 | Moderate rain at times | 23° /19° | 0.4 mm | 5 | |
| Jan. 14 | Patchy rain possible | 22° /19° | 0.4 mm | 5 | |
| Jan. 15 | Patchy rain possible | 22° /20° | 0.6 mm | 5 | |
| Jan. 16 | Patchy rain possible | 22° /20° | 1.7 mm | 5 | |
| Jan. 17 | Patchy rain possible | 22° /18° | 4.1 mm | 5 | |
| Jan. 18 | Patchy rain possible | 22° /19° | 0.1 mm | 5 | |
| Jan. 19 | Cloudy | 23° /22° | 0 mm | 5 | |
| Jan. 20 | Patchy rain possible | 22° /18° | 19.6 mm | 5 | |
| Jan. 21 | Cloudy | 21° /18° | 0 mm | 5 | |
| Jan. 22 | Patchy rain possible | 23° /18° | 0.5 mm | 5 | |
| Jan. 23 | Patchy rain possible | 20° /19° | 0.2 mm | 5 | |
| Jan. 24 | Partly cloudy | 20° /18° | 0.6 mm | 6 | |
| Jan. 25 | Light rain shower | 21° /18° | 2.8 mm | 5 | |
| Jan. 26 | Overcast | 22° /20° | 0 mm | 6 | |
| Jan. 27 | Patchy rain possible | 22° /20° | 0.2 mm | 6 | |
| Jan. 28 | Patchy light drizzle | 22° /19° | 0.8 mm | 5 | |
| Jan. 29 | Partly cloudy | 20° /16° | 0 mm | 5 | |
| Jan. 30 | Patchy rain possible | 19° /17° | 0 mm | 5 | |
| Jan. 31 | Partly cloudy | 21° /18° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Key West in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Key West forecast closer to your planned date for the most up-to-date weather information.
Key West in January - FAQ
What are the expected maximum and minimum temperatures in Key West during January?
During January, expect a variety of temperatures with highs around 22° and lows near 20°, suitable for diverse activities and preferences.
How much rainfall should be expected in Key West during January?
In January, Key West can expect light to moderate rainfall, totaling 31.3 mm across approximately 12 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Key West during January?
The average wind speed in Key West during January is 31 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in Key West
Explore the daily rainfall trends and prepare for Key Wests January weather 💧
UV exposure in Key West during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
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