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7 Days
14 Days
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Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Siesta Key, FL
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March
Average Temperature
High
23°
Feels 23
Low
16°
Feels 15
Average Precipitation
5 Days
Rain amount
48.9mm
Snow amount
0cm
Content continues below
Daily Historical Averages
March 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
29°
8
28°
9
29°
10
29°
11
30°
12
27°
13
27°
14
27°
15
27°
16
26°
17
24°
18
24°
19
24°
20
25°
21
25°
22
23
24
25
26
27
28
29
30
31
Forecast
Saturday, March 7, 2026
Day
29°
Feels 32
Wind
19 km/h E
Gust
29 km/h
Humidity
61%
P.O.P
40%
Rain
<1 mm
Night
20°
Feels 20
Wind
15 km/h E
Gust
23 km/h
Humidity
94%
P.O.P
80%
Rain
1-3 mm
Historical Averages
Mar 7
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.