As of 06:50 EDT

San Castle, FL weather in May

83°

San Castle, Sunday, 9 August, 06:50

Clear. Feels like 93°. High 92°, low 81°.

Pressure30.06 inHg

Wind7 mph SE

Humidity88%

Visibility6.2 mi

Dew point79°

See detailed hourly forecast

In May, San Castle, FL averages a high of 83.4° and a low of 72.1°. About 4.6 inches of precipitation fall over the month (14 wet days). The record high is 96.8° (2025) and the record low 58.3° (1992). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	81.5°	69.8°	35%	91.8° (2002)	58.3° (1992)
2	81.7°	70.2°	33%	91.4° (2002)	60.8° (1999)
3	82.6°	70.5°	38%	89.4° (1986)	63.1° (1992)
4	82.6°	70.7°	42%	92.7° (1975)	64.9° (2023)
5	82.6°	70.5°	37%	90° (2006)	62.4° (1981)
6	82.8°	70.3°	37%	90° (2010)	62.4° (1963)
7	82.2°	70.5°	32%	89.2° (1967)	62.1° (2017)
8	82.9°	70.7°	22%	91.8° (1998)	58.5° (1992)
9	83.7°	71.2°	30%	93.2° (1998)	62.2° (1992)
10	83.3°	71.8°	30%	93.4° (1998)	61.2° (1960)
11	83.3°	71.8°	32%	93.4° (2008)	62.2° (1961)
12	82.9°	72°	38%	92.5° (2008)	64° (2001)
13	83.3°	71.8°	40%	91.4° (1967)	63.7° (2001)
14	83.8°	72.1°	48%	89.4° (2024)	62.2° (1960)
15	83.7°	72°	57%	91.2° (1995)	64.4° (1977)
16	83.5°	72°	58%	91° (2008)	66° (1978)
17	83.5°	72.3°	52%	93° (2008)	65.3° (1973)
18	83.5°	72.3°	47%	93.2° (2008)	66.4° (1998)
19	83.3°	72.7°	52%	90.9° (2008)	67.5° (2006)
20	83.7°	72.5°	47%	91.9° (2025)	65.3° (1979)
21	83.8°	72.7°	45%	96.8° (2025)	66.7° (1979)
22	83.8°	73°	45%	92.7° (1990)	65.3° (1994)
23	83.5°	73.2°	57%	92.1° (1961)	64.4° (1994)
24	84°	73.2°	55%	91.4° (2014)	64.8° (1994)
25	84°	73.2°	52%	91° (2005)	68.2° (1992)
26	83.7°	73.2°	58%	90.7° (2000)	66° (1979)
27	84.6°	73.4°	57%	91.2° (2024)	68.4° (1979)
28	84.4°	73.8°	65%	93.2° (2017)	69.6° (1977)
29	84.6°	73.9°	67%	91.9° (2000)	69.8° (2002)
30	84.7°	73.9°	68%	93.9° (2025)	69.6° (2003)
31	84.4°	74.1°	65%	92.8° (2004)	68.7° (1971)