As of 09:30 EDT

San Castle, FL weather in July

88°

San Castle, Sunday, 9 August, 09:30

Mostly clear. Feels like 101°. High 90°, low 80°.

Pressure30.09 inHg

Wind6 mph SE

Humidity77%

Visibility6.2 mi

Dew point80°

See detailed hourly forecast

In July, San Castle, FL averages a high of 86.8° and a low of 77°. About 6.7 inches of precipitation fall over the month (25 wet days). The record high is 95.4° (1998) and the record low 71.6° (2025). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	86.2°	76.5°	80%	95.4° (1998)	72.3° (1981)
2	86.2°	76.5°	88%	92.8° (1998)	72.7° (2002)
3	86.5°	76.6°	77%	93.4° (1998)	74.5° (1971)
4	86.5°	76.8°	82%	90.9° (2020)	74.3° (2018)
5	86.5°	76.8°	80%	92.1° (1998)	73.4° (1975)
6	86.4°	76.8°	72%	91.6° (1998)	73.2° (2018)
7	86.5°	76.8°	80%	90.7° (1998)	73.4° (1968)
8	86.5°	76.8°	82%	90.9° (2009)	73.4° (1968)
9	86.5°	76.8°	75%	91.6° (1963)	73° (1976)
10	86.5°	77°	75%	92.7° (1963)	73.4° (1976)
11	87.1°	77°	75%	92.1° (2022)	73.2° (1976)
12	87.1°	76.6°	87%	92.8° (1969)	72.7° (2024)
13	86.7°	77°	83%	93.7° (1980)	73.9° (2013)
14	86.7°	76.8°	78%	91.8° (1981)	73.6° (2008)
15	86.7°	77°	85%	94.1° (1981)	71.6° (2025)
16	86.7°	77°	82%	94.1° (1981)	74.1° (1985)
17	86.7°	77°	92%	93.4° (1981)	74.5° (1993)
18	86.5°	77.5°	87%	91.2° (2009)	74.1° (2013)
19	86.5°	77.4°	72%	91.4° (1981)	74.8° (1994)
20	86.5°	77.5°	82%	91.6° (1981)	74.3° (1974)
21	86.9°	77.2°	85%	93.9° (2025)	74.7° (1994)
22	86.4°	77°	93%	93° (2025)	73.9° (1965)
23	86.4°	76.6°	88%	92.8° (2023)	74.3° (1985)
24	86.9°	77.2°	87%	91.8° (2023)	73.2° (2001)
25	87.1°	77.4°	73%	92.1° (1983)	74.7° (2013)
26	86.9°	77.2°	80%	93.7° (1983)	73.9° (1965)
27	87.1°	77.2°	73%	91.4° (1980)	73.2° (1992)
28	87.4°	77.4°	65%	92.5° (2025)	73.8° (2024)
29	87.4°	77.4°	73%	93.7° (2025)	74.5° (2024)
30	87.6°	77.4°	70%	93.9° (2010)	74.1° (1976)
31	87.6°	77.7°	90%	94.6° (2025)	73.2° (1967)