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Siesta Key, FL Weather


Siesta Key, FL climate is hot during summer when temperatures tend to be in the 80's and mild during winter when temperatures tend to be in the 60's.

The warmest month of the year is July with an average maximum temperature of 91.30 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 50.90 degrees Fahrenheit.

Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 19 degrees Fahrenheit, and moderate during winter with an average difference of 21 degrees Fahrenheit.

The annual average precipitation at Siesta Key is 54.12 Inches. Summer months tend to be wetter than winter months. The wettest month of the year is August with an average rainfall of 9.43 Inches.

Weather Data

Current Conditions

(Updated: 3:53 PM EDT FRI JUL 4 2008)

Fair Fair, 87°F Humidity: 55% Dewpoint: 69°F
Wind Speed: W 12 MPH Heat Index: 91°F
Barometer: 30.06 in. Wind Chill: 87°F

Weather Forecast

(Generated: 4:00 PM EDT FRI JUL 04 2008)
  Tonight: Partly cloudy. Scattered thunderstorms in the evening. Lows from around 70 inland to the mid 70s at The coast. Light winds. Chance of rain 30 percent.
Lo: 70°F
Hi: 91°F Saturday: Partly cloudy...Then mostly cloudy with scattered thunderstorms in the afternoon. Highs in the lower 90s. Southeast winds around 5 mph becoming west near the coast in the afternoon. Chance of rain 40 percent...Except 50 percent east of interstate 75.
Lo: 70°F
Hi: 91°F Sunday: Mostly sunny in the morning...Then partly sunny with scattered thunderstorms in the afternoon. Highs in the lower 90s. East winds 5 to 10 mph except onshore near the coast in the afternoon. Chance of rain 50 percent.
Lo: 74°F
Hi: 90°F Monday: Partly cloudy with scattered mainly afternoon and evening thunderstorms each day. Highs around 90. Lows 72 to 77. Chance of rain 50 percent...Except 40 percent Thursday and Friday.
Lo: 75°F
Hi: 90°F Tuesday: Partly cloudy with scattered mainly afternoon and evening thunderstorms each day. Highs around 90. Lows 72 to 77. Chance of rain 50 percent...Except 40 percent Thursday and Friday.
Lo: 75°F
Hi: 90°F Wednesday: Partly cloudy with scattered mainly afternoon and evening thunderstorms each day. Highs around 90. Lows 72 to 77. Chance of rain 50 percent...Except 40 percent Thursday and Friday.
Lo: 75°F
Hi: 90°F Thursday: Partly cloudy with scattered mainly afternoon and evening thunderstorms each day. Highs around 90. Lows 72 to 77. Chance of rain 50 percent...Except 40 percent Thursday and Friday.
Lo: 75°F

Moon, Sunrise and Sunset

Waxing Crescent Moon Moon Phase: Waxing Crescent Moon Civil Twilight:
6:13 AM EDT
Sunrise:
6:39 AM EDT
Sunset:
8:28 PM EDT
Civil Twilight:
8:55 PM EDT

Normal Climate

Normal Temperatures

(BRADENTON 5 ESE Weather station, 11.16 miles from Siesta Key)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 72.3 73.5 77.5 81.8 87.3 90.3 91.3 91.2 89.8 85.1 79.6 74.1 82.8
Mean °F 61.6 63.0 67.2 70.7 76.4 80.6 81.9 82.1 80.8 75.0 69.2 63.5 72.7
Min °F 50.9 52.5 56.9 59.5 65.5 70.8 72.5 72.9 71.8 64.8 58.7 52.8 62.5

Normal Precipitation

(BRADENTON 5 ESE Weather station, 11.16 miles from Siesta Key)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 2.94 2.66 3.36 1.83 2.85 7.41 8.71 9.43 7.25 2.88 2.35 2.45 54.12