US
Key West climate and weather
Current conditions
23.7° / 19.6°
Overcast
- Feels like
- 22.8° / 16.9°
- Humidity
- —
- Wind
- 23.5 km/h (gusts 28.8)
- UV index
- 5.0
- Sunrise / sunset
- 06:42 / 17:40
- Daylight
- 11.0 hrs
7-day forecast
| Date | Weather | High | Low | Feels like | Precip | Rain | Wind | UV |
|---|---|---|---|---|---|---|---|---|
| Sat 14 Nov | Overcast | 23.7° | 19.6° | 22.8° / 16.9° | 0.0 mm | 2% | 23.5 km/h | 5.0 |
| Sun 15 Nov | Overcast | 24.7° | 19.2° | 23.2° / 15.4° | 0.0 mm | 2% | 30.6 km/h | 5.7 |
| Mon 16 Nov | Overcast | 25.8° | 24.0° | 23.9° / 21.7° | 0.0 mm | 12% | 35.2 km/h | 5.7 |
| Tue 17 Nov | Moderate drizzle | 25.8° | 24.9° | 24.4° / 21.9° | 4.5 mm | 45% | 47.7 km/h | 4.6 |
| Wed 18 Nov | Light drizzle | 25.2° | 24.3° | 22.9° / 21.1° | 1.7 mm | 45% | 46.4 km/h | 4.6 |
| Thu 19 Nov | Dense drizzle | 25.5° | 24.1° | 23.9° / 21.0° | 10.4 mm | 34% | 49.0 km/h | 5.6 |
Air quality
47
Good
US Air Quality Index
European AQI: 26
- PM2.5
- 5.2 µg/m³
- PM10
- 8.1 µg/m³
- Ozone (O₃)
- 72.0 µg/m³
- NO₂
- 0.2 µg/m³
- SO₂
- 0.8 µg/m³
- CO
- 110.0 µg/m³
- UV index
- 0.0
- Dust
- 0.0 µg/m³
Climate through the year
Now: November
Average high and low, °C Rainfall, mm
Temperature by month
Precipitation and rain days
Sunshine, UV and humidity
Best months to visit
| Month | Rating | Avg high | Avg low | Rain days | Sun (hrs) | Humidity |
|---|---|---|---|---|---|---|
| January | Excellent · 87 | 22.5°C | 20.1°C | 6.6 | 288.3 | 79.6% |
| March | Excellent · 87 | 24.6°C | 22.7°C | 4.6 | 341.0 | 76.8% |
| April | Excellent · 87 | 25.7°C | 23.9°C | 5.8 | 369.0 | 74.5% |
| November | Excellent · 87 | 25.8°C | 23.8°C | 6.6 | 285.0 | 77.2% |
| December | Excellent · 87 | 23.9°C | 22.0°C | 7.0 | 285.2 | 79.5% |
| February | Excellent · 84 | 23.4°C | 21.5°C | 5.1 | 288.4 | 80.6% |
| May | Excellent · 79 | 27.6°C | 25.7°C | 7.9 | 390.6 | 75.7% |
| October | Good · 68 | 27.9°C | 25.7°C | 13.9 | 316.2 | 75.5% |
| June | Fair · 55 | 28.8°C | 26.5°C | 17.4 | 342.0 | 78.0% |
| September | Fair · 51 | 29.6°C | 27.0°C | 19.0 | 309.0 | 76.1% |
| July | Fair · 50 | 29.9°C | 27.5°C | 15.7 | 375.1 | 75.9% |
| August | Fair · 49 | 30.1°C | 27.6°C | 17.4 | 359.6 | 75.5% |
Monthly climate data
| Month | High | Low | Mean | Feels high | Feels low | Precip | Rain days | Snow | Sun | Daylight | UV | Humidity | Wind | Clouds |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | 22.5° | 20.1° | 21.2° | 23.4° | 18.7° | 32.0 mm | 6.6 | 0.0 cm | 288.3 hrs | 10.8 hrs | — | 79.6% | 29.6 km/h | 50.3% |
| Feb | 23.4° | 21.5° | 22.4° | 25.0° | 20.9° | 33.8 mm | 5.1 | 0.0 cm | 288.4 hrs | 11.3 hrs | — | 80.6% | 29.0 km/h | 32.3% |
| Mar | 24.6° | 22.7° | 23.7° | 26.7° | 22.1° | 36.1 mm | 4.6 | 0.0 cm | 341.0 hrs | 12.0 hrs | — | 76.8% | 30.4 km/h | 31.4% |
| Apr | 25.7° | 23.9° | 24.8° | 27.9° | 23.6° | 35.6 mm | 5.8 | 0.0 cm | 369.0 hrs | 12.7 hrs | — | 74.5% | 30.7 km/h | 33.0% |
| May | 27.6° | 25.7° | 26.7° | 31.8° | 27.5° | 55.5 mm | 7.9 | 0.0 cm | 390.6 hrs | 13.3 hrs | — | 75.7% | 25.2 km/h | 33.3% |
| Jun | 28.8° | 26.5° | 27.8° | 33.3° | 29.1° | 180.9 mm | 17.4 | 0.0 cm | 342.0 hrs | 13.6 hrs | — | 78.0% | 25.6 km/h | 59.8% |
| Jul | 29.9° | 27.5° | 28.9° | 35.1° | 30.9° | 115.0 mm | 15.7 | 0.0 cm | 375.1 hrs | 13.5 hrs | — | 75.9% | 23.2 km/h | 58.5% |
| Aug | 30.1° | 27.6° | 29.1° | 35.2° | 30.9° | 144.3 mm | 17.4 | 0.0 cm | 359.6 hrs | 13.0 hrs | — | 75.5% | 24.6 km/h | 59.3% |
| Sep | 29.6° | 27.0° | 28.5° | 34.4° | 30.3° | 189.4 mm | 19.0 | 0.0 cm | 309.0 hrs | 12.3 hrs | — | 76.1% | 23.4 km/h | 59.8% |
| Oct | 27.9° | 25.7° | 26.9° | 30.7° | 27.2° | 110.0 mm | 13.9 | 0.0 cm | 316.2 hrs | 11.6 hrs | — | 75.5% | 28.7 km/h | 49.4% |
| Nov | 25.8° | 23.8° | 24.7° | 27.3° | 23.7° | 62.0 mm | 6.6 | 0.0 cm | 285.0 hrs | 11.0 hrs | — | 77.2% | 30.6 km/h | 45.3% |
| Dec | 23.9° | 22.0° | 22.9° | 25.1° | 21.4° | 75.6 mm | 7.0 | 0.0 cm | 285.2 hrs | 10.6 hrs | — | 79.5% | 29.1 km/h | 45.2% |