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Weather & Climate in Biloxi, MS

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 Average67.8°F
26% above US avg
January Average52°F (11°C)
July Average82°F (28°C)
Sunny Days313 days/yr

Geography

Elevation13 ft (4 m)
Area42.9 sq mi (111.2 km²)
Population Density1,141/sq mi
Coordinates30.4267°N, 88.9358°W
TimezoneAmerica/Chicago
CountyJackson County County
Nearest AirportGulfport-Biloxi International (GPT)
8 miles away

Precipitation & Snow

Annual Rainfall 61.7"
62% above US avg
Wettest Month (Aug) 6.85"
Driest Month (Oct) 3.39"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score92.3 / 100
Social Vulnerability52.4 / 100
Community Resilience86.1 / 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").

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