Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Biloxi enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 52°F in January while summers reach 82°F in July. The area gets 313 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 61.7 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 13 feet.
Temperature
52°F Jan (11°C)82°F Jul (28°C)
Annual Average
67.8°F
26% above US avg
January Average
52°F (11°C)
July Average
82°F (28°C)
Sunny Days
313 days/yr
Geography
Elevation
13 ft (4 m)
Area
42.9 sq mi (111.2 km²)
Population Density
1,141/sq mi
Coordinates
30.4267°N, 88.9358°W
Timezone
America/Chicago
County
Jackson County County
Nearest Airport
Gulfport-Biloxi International (GPT) 8 miles away
Precipitation & Snow
Annual Rainfall61.7"
62% above US avg
Wettest Month (Aug)6.85"
Driest Month (Oct)3.39"
Air Quality
AQI Median
43.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
92.3 / 100
Social Vulnerability
52.4 / 100
Community Resilience
86.1 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Relatively High
Earthquake
Very Low
Wildfire
Relatively Moderate
Flood
Relatively Moderate
Hail
Relatively Low
Strong Wind
Relatively Moderate
Heat Wave
Relatively Moderate
Winter Weather
Relatively Moderate
Lightning
Relatively High
Ice Storm
Relatively Moderate
Drought
Relatively Low
Cold Wave
Relatively Moderate
Landslide
Very Low
Coastal Flood
Relatively High
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.5.
Feb 18, 2011
22 km SSE of Dauphin Island, Alabama
M3.5
98 km
5 km
Oct 18, 1997
69 km SSW of Dauphin Island, Alabama
M2.9
101 km
1 km
Nov 10, 2012
16 km S of Dauphin Island, Alabama
M2.6
88 km
11 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
22 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2024
Francine
Category 2
104 mph
210 km
2021
Ida
Category 4
150 mph
170 km
2020
Zeta
Category 3
115 mph
96 km
2020
Sally
Category 2
109 mph
116 km
2018
Michael
Category 4
144 mph
300 km
2017
Nate
Category 1
86 mph
7 km
2012
Isaac
Category 1
81 mph
175 km
2009
Ida
Category 1
86 mph
215 km
2008
Gustav
Category 2
109 mph
218 km
2005
Dennis
Category 4
138 mph
162 km
2005
Katrina
Category 4
144 mph
65 km
2005
Cindy
Category 1
75 mph
177 km
2004
Ivan
Category 4
132 mph
103 km
1998
Georges
Category 2
109 mph
5 km
1998
Earl
Category 2
98 mph
217 km
1997
Danny
Category 1
81 mph
81 km
1995
Opal
Category 4
127 mph
164 km
1995
Erin
Category 2
98 mph
139 km
1992
Andrew
Category 4
144 mph
260 km
1988
Florence
Category 1
81 mph
133 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
544 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF3. Total: 17 fatalities, 363 injuries.
Date
Rating
Distance
Path
Fatalities
Jan 21, 2017
EF3
99 km
31.1 mi
4
Dec 25, 2012
EF3
76 km
60.3 mi
0
Apr 15, 2011
EF3
84 km
18.3 mi
4
Nov 21, 1997
EF3
94 km
1.0 mi
0
Mar 20, 1983
EF3
88 km
1.0 mi
0
May 7, 1982
EF3
100 km
13.0 mi
0
Apr 25, 1982
EF3
80 km
1.5 mi
0
May 19, 1980
EF3
24 km
10.6 mi
0
May 19, 1980
EF3
54 km
13.1 mi
0
May 19, 1980
EF3
59 km
4.3 mi
0
May 16, 1980
EF3
22 km
11.5 mi
0
Apr 13, 1980
EF3
17 km
15.9 mi
0
Mar 27, 1976
EF3
66 km
13.9 mi
0
Nov 3, 1968
EF3
87 km
70.4 mi
0
Nov 3, 1968
EF3
15 km
2.0 mi
0
Oct 30, 1967
EF3
15 km
2.0 mi
4
Apr 18, 1966
EF3
4 km
23.8 mi
0
Apr 18, 1950
EF3
76 km
14.0 mi
0
Apr 10, 2024
EF2
87 km
11.0 mi
0
Jun 19, 2023
EF2
35 km
2.4 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: WHITE DOG (12,306 acres, 2005).
Year
Name
Acres Burned
Distance
2005
WHITE DOG
12,306
79 km
2008
UNNAMED
10,363
59 km
2013
UNNAMED
10,170
66 km
2014
UNNAMED
9,932
79 km
2010
DESOTO 0902
8,713
64 km
2013
UNNAMED
7,660
25 km
2010
DESOTO 1057
7,148
29 km
2015
UNNAMED
7,059
64 km
2014
UNNAMED
6,802
64 km
1993
UNNAMED
6,744
61 km
2005
UNNAMED
6,712
79 km
2000
COW PEN
6,502
80 km
2010
CRIPPLE CHINOOK
6,035
78 km
2005
UNNAMED
5,819
83 km
2018
UNNAMED
5,803
68 km
2010
DESOTO 1064
5,695
22 km
2008
UNNAMED
5,657
75 km
1987
MACHINE GUN
5,601
78 km
1990
PIERCES CREEK
5,544
77 km
2020
369 D
5,362
82 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
52°F (11°C)
5.4 in
Coldest
February
54°F (12°C)
5.8 in
March
60°F (16°C)
5.6 in
April
67°F (19°C)
4.6 in
May
74°F (23°C)
5.1 in
June
80°F (27°C)
5.1 in
July
82°F (28°C)
6.6 in
Warmest
August
82°F (28°C)
6.9 in
Wettest
September
78°F (26°C)
5.8 in
October
69°F (21°C)
3.4 in
Driest
November
60°F (16°C)
4.2 in
December
54°F (12°C)
5.2 in
Biloxi has a seasonal temperature swing of 30°F / from 52°F in January to 82°F in July. Total annual precipitation is 63.5 inches, with August being the wettest month (6.9") and October the driest (3.4").