Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Harlem Heights has a warm climate with an average annual temperature of 75°F (24°C). Winters average 65°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 330 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 57.4 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 4 feet.
Temperature
65°F Jan (18°C)83°F Jul (28°C)
Annual Average
75.4°F
40% above US avg
January Average
65°F (18°C)
July Average
83°F (28°C)
Sunny Days
330 days/yr
Geography
Elevation
4 ft (1 m)
Area
0.8 sq mi (1.9 km²)
Population Density
1,700/sq mi
Coordinates
26.5151°N, 81.9282°W
Timezone
America/New_York
County
Lee County County
Nearest Airport
Southwest Florida International (RSW) 8 miles away
Precipitation & Snow
Annual Rainfall57.4"
51% above US avg
Wettest Month (Jun)9.02"
Driest Month (Dec)1.57"
Air Quality
AQI Median
41.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively High
Risk Score
99.1 / 100
Social Vulnerability
67.8 / 100
Community Resilience
8.8 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Very High
Earthquake
Very Low
Wildfire
Relatively Moderate
Flood
Relatively High
Hail
Very Low
Strong Wind
Relatively Moderate
Heat Wave
Relatively Moderate
Winter Weather
No Rating
Lightning
Very High
Drought
Relatively Low
Cold Wave
Relatively Moderate
Landslide
Very Low
Coastal Flood
Very High
Source: FEMA National Risk Index v1.20 (Dec 2025)
Hurricane History
24 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 5.
Year
Name
Category
Max Wind
Closest
2024
Milton
Category 4
155 mph
116 km
2024
Helene
Category 4
138 mph
300 km
2024
Debby
Category 1
81 mph
266 km
2023
Idalia
Category 4
132 mph
279 km
2022
Ian
Category 5
161 mph
33 km
2022
Nicole
Category 1
75 mph
201 km
2021
Elsa
Category 1
75 mph
127 km
2020
Eta
Category 1
75 mph
212 km
2017
Irma
Category 4
132 mph
39 km
2016
Matthew
Category 4
132 mph
257 km
2005
Rita
Category 4
127 mph
280 km
2005
Katrina
Category 3
115 mph
139 km
2005
Wilma
Category 3
127 mph
72 km
2005
Dennis
Category 3
104 mph
270 km
2004
Charley
Category 4
150 mph
29 km
2004
Jeanne
Category 3
121 mph
136 km
2004
Frances
Category 2
109 mph
141 km
2000
Gordon
Category 1
81 mph
238 km
1999
Irene
Category 1
81 mph
140 km
1998
Georges
Category 2
104 mph
218 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
408 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF3. Total: 9 fatalities, 154 injuries.
Date
Rating
Distance
Path
Fatalities
Oct 9, 2024
EF3
98 km
15.5 mi
0
Mar 17, 1985
EF3
83 km
3.0 mi
2
Oct 9, 2024
EF2
7 km
16.3 mi
0
Jan 16, 2022
EF2
7 km
7.0 mi
0
Jan 9, 2016
EF2
12 km
3.4 mi
0
Jun 21, 2006
EF2
55 km
3.0 mi
0
Apr 4, 1993
EF2
53 km
2.0 mi
0
Jul 23, 1989
EF2
15 km
1.0 mi
0
Nov 4, 1988
EF2
15 km
1.5 mi
0
Aug 9, 1986
EF2
10 km
1.5 mi
0
Dec 12, 1983
EF2
79 km
1.0 mi
0
Jun 17, 1982
EF2
48 km
8.0 mi
1
Jun 18, 1972
EF2
21 km
0.3 mi
0
Jun 18, 1972
EF2
27 km
2.0 mi
0
Jun 18, 1972
EF2
32 km
0.5 mi
0
Dec 3, 1971
EF2
81 km
5.9 mi
0
Dec 3, 1971
EF2
61 km
7.3 mi
0
Dec 3, 1971
EF2
87 km
4.9 mi
0
Jun 18, 1971
EF2
95 km
1.0 mi
0
Mar 3, 1971
EF2
7 km
0.3 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: MOONSHINE BAY (38,664 acres, 2007).
Year
Name
Acres Burned
Distance
2007
MOONSHINE BAY
38,664
97 km
2008
MYAKKA CUT
36,877
97 km
2018
116TH AVE SE (11)
29,269
65 km
2001
BEARISLAND
24,213
81 km
2017
COWBELL
21,781
95 km
2009
DEEP FIRE
20,073
74 km
2013
HUCKABEE
19,723
77 km
2015
ELLISON
19,387
98 km
2017
IPP 17 TRT 2 AIRPLANE RXS
19,112
87 km
2007
BALSA
16,278
56 km
1990
UNNAMED
16,253
94 km
1986
UNNAMED
16,145
44 km
1989
WALK IN
15,816
77 km
1991
UNNAMED
14,572
38 km
2000
49DOF68TH
14,362
60 km
1999
UNNAMED
12,935
43 km
2024
BICY TURNER RIVER RX FY24
12,896
90 km
1999
UNNAMED
12,527
38 km
1988
UNNAMED
11,531
78 km
2016
BIRDON
10,986
90 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
65°F (18°C)
2.2 in
Coldest
February
65°F (18°C)
2.1 in
March
69°F (21°C)
3.1 in
April
73°F (23°C)
1.6 in
May
78°F (25°C)
3.4 in
June
82°F (28°C)
9.0 in
Wettest
July
83°F (28°C)
8.4 in
Warmest
August
83°F (28°C)
9.0 in
September
82°F (28°C)
7.5 in
October
78°F (25°C)
2.7 in
November
72°F (22°C)
1.8 in
December
67°F (19°C)
1.6 in
Driest
Harlem Heights has a seasonal temperature swing of 19°F / from 65°F in January to 83°F in July. Total annual precipitation is 52.4 inches, with June being the wettest month (9.0") and December the driest (1.6").