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Climate
Statistics · City
Normal high in January in Key West
1991–2020 · 1 data point
66 of 391 · Towns of Florida
Updated Oct 22, 2026
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 1991–2020
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Latest value · 1991–2020
76 °F
Towns of Florida · 2020
66 of 391
Place 1 is the highest value.
Weather through the year long-term average 1991–2020 · Key West Intl Ap weather station, 4 km away
76°
65°
Jan
77°
67°
Feb
80°
69°
Mar
83°
73°
Apr
86°
76°
May
89°
79°
Jun
90°
81°
Jul
91°
80°
Aug
89°
79°
Sep
86°
77°
Oct
81°
72°
Nov
78°
68°
Dec
1.8
1.5
1.5
2.1
3.1
4.2
3.6
5.4
7.2
5.7
2.1
2.2
High and low, °F
Precipitation, inches
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 1991–2020
Ranking · Towns of Florida
2020 · Place 1 is the highest value.
| # | Territory | Normal high in January | |
|---|---|---|---|
| 391 | Century | 60 °F | |
| 390 | Warrington | 61 °F | |
| 389 | Jay | 62 °F | |
| 388 | Defuniak Springs | 62 °F | |
| 387 | Pensacola | 63 °F | |
| 386 | Pace | 63 °F | |
| 385 | Monticello | 63 °F | |
| 384 | Molino | 63 °F | |
| 383 | Laurel Hill | 63 °F | |
| 382 | Gulf Breeze | 63 °F | |
| 381 | Goulding | 63 °F | |
| 380 | Ferry Pass | 63 °F | |
| 379 | Ensley | 63 °F | |
| 378 | Crestview | 63 °F | |
| 377 | Bellview | 63 °F | |
| 376 | Wewahitchka | 63 °F | |
| 375 | Valparaiso | 63 °F | |
| 374 | Shalimar | 63 °F | |
| 373 | Panama City Beach | 63 °F | |
| 372 | Niceville | 63 °F | |
| 371 | Miramar Beach | 63 °F | |
| 370 | Mexico Beach | 63 °F | |
| 369 | Mary Esther | 63 °F | |
| 368 | Lower Grand Lagoon | 63 °F | |
| 367 | Hurlburt Field | 63 °F | |
| … | |||
| 69 | Dania Beach | 76 °F | |
| 68 | Stock Island | 76 °F | |
| 67 | Marathon | 76 °F | |
| 66 | Key West | 76 °F | |
| 65 | South Bay | 76 °F | |
| 64 | Belle Glade | 76 °F | |
| 63 | Wilton Manors | 76 °F | |
| … |
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 2020
What it means
The typical daytime high in January.
How it is calculated
Average daily maximum in January at the nearest weather station with a long record: 1991–2020, or the latest ten years.
Climate
Statistics: Key West
Average daily high
84 °F
1991–2020
Average daily low
74 °F
1991–2020
Normal annual rainfall
40.4 in
1991–2020
Days at 90 °F (32 °C) or hotter
56
1991–2020
Days with 0.1 in (2.5 mm) of rain or more
62
1991–2020
Average annual temperature
78 °F
2025 · Monroe County
Annual precipitation
40.4 in
2025 · Monroe County
CO₂ emissions per person
13.6
2024 · United States