Cudjoe Key, FL Weather
Cudjoe Key, FL climate is hot during summer when temperatures tend to be in the 80's and warm during winter when temperatures tend to be in the 70's.
The warmest month of the year is August with an average maximum temperature of 89.10 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 64.90 degrees Fahrenheit.
Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 10 degrees Fahrenheit, and fairly limited during winter with an average difference of 10 degrees Fahrenheit.
The annual average precipitation at Cudjoe Key is 42.73 Inches. Summer months tend to be wetter than winter months. The wettest month of the year is September with an average rainfall of 6.33 Inches.
Weather Data
Current Conditions
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Mostly Cloudy, 73°F | Humidity: N/A | Dewpoint: N/A |
| Wind Speed: SE 18.4 MPH G 25.3 (16 MPH G 22 KT) | Heat Index: 73°F | ||
| Barometer: 29.94 in. | Wind Chill: 73°F |
Weather Forecast
| Hi: 80°F | Today: Partly cloudy. A slight chance of showers in the afternoon. Highs around 80. Southeast winds near 15 mph and gusty this morning...Becoming south and Decreasing to near 10 mph this afternoon. Chance of rain 20 percent. | |
| Lo: 68°F | ||
| Hi: 75°F | Monday: Cloudy with rain likely in the morning. Mostly cloudy with a chance of showers in the afternoon. Highs in the mid 70s. Northwest winds near 15 mph. Chance of rain 60 percent. | |
| Lo: 61°F | ||
| Hi: 75°F | Tuesday: Partly cloudy. Highs in the mid 70s. Northwest to north winds 10 to 15 mph. | |
| Lo: 69°F | ||
| Hi: 75°F | Wednesday: Mostly clear. Highs in the mid 70s. Lows in the upper 60s. | |
| Lo: 69°F | ||
| Hi: 79°F | Thursday: Mostly clear. Highs in the upper 70s. Lows in the upper 60s. | |
| Lo: 69°F | ||
| Hi: 80°F | Friday: Partly cloudy. A slight chance of showers. Highs near 80. Lows near 70. Chance of rain 20 percent each period. | |
| Lo: 70°F | ||
| Hi: 80°F | Saturday: Partly cloudy. A slight chance of showers. Highs near 80. Lows near 70. Chance of rain 20 percent each period. | |
| Lo: 70°F |
Moon, Sunrise and Sunset
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Moon Phase: Waxing Crescent Moon | Civil Twilight: 7:05 AM EDT |
Sunrise: 7:28 AM EDT |
| Sunset: 7:37 PM EDT |
Civil Twilight: 8:00 PM EDT |
Normal Climate
Normal Temperatures
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max °F | 75.1 | 75.7 | 78.5 | 81.3 | 84.7 | 87.5 | 89.0 | 89.1 | 88.2 | 84.7 | 80.5 | 76.7 | 82.6 |
| Mean °F | 70.0 | 70.6 | 73.6 | 76.6 | 80.1 | 83.0 | 84.2 | 84.1 | 83.3 | 80.1 | 76.1 | 71.9 | 77.8 |
| Min °F | 64.9 | 65.5 | 68.7 | 71.9 | 75.5 | 78.5 | 79.4 | 79.0 | 78.3 | 75.5 | 71.7 | 67.0 | 73.0 |
Normal Precipitation
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | 2.50 | 1.65 | 1.80 | 2.12 | 3.88 | 5.42 | 4.11 | 5.48 | 6.33 | 4.58 | 2.62 | 2.24 | 42.73 |

