Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nicholson enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 50°F in January while summers reach 80°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 64.0 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 48 feet.
Temperature
50°F Jan (10°C)80°F Jul (27°C)
Annual Average
65.6°F
21% above US avg
January Average
50°F (10°C)
July Average
80°F (27°C)
Sunny Days
313 days/yr
Geography
Elevation
48 ft (15 m)
Area
6.4 sq mi (16.5 km²)
Population Density
418/sq mi
Coordinates
30.4874°N, 89.6981°W
Timezone
America/Chicago
County
Hancock County County
Nearest Airport
Gulfport-Biloxi International (GPT) 38 miles away
Precipitation & Snow
Annual Rainfall64.0"
68% above US avg
Wettest Month (Jul)6.30"
Driest Month (Oct)2.91"
Air Quality
AQI Median
43.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
82.7 / 100
Social Vulnerability
74.7 / 100
Community Resilience
73.4 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Relatively High
Earthquake
Very Low
Wildfire
Relatively Moderate
Flood
Relatively Low
Hail
Relatively Low
Strong Wind
Relatively Low
Heat Wave
Relatively Low
Winter Weather
Relatively Low
Lightning
Relatively High
Ice Storm
Relatively Low
Drought
Relatively Low
Cold Wave
Relatively Low
Landslide
Very Low
Coastal Flood
Relatively High
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.0.
Aug 2, 2010
16 km ESE of Clinton, Louisiana
M3.0
116 km
0 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
24 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
152 km
2021
Ida
Category 4
150 mph
101 km
2020
Zeta
Category 3
115 mph
37 km
2020
Sally
Category 2
109 mph
185 km
2019
Barry
Category 1
75 mph
250 km
2017
Nate
Category 1
86 mph
68 km
2012
Isaac
Category 1
81 mph
144 km
2009
Ida
Category 1
86 mph
241 km
2008
Gustav
Category 2
109 mph
173 km
2005
Katrina
Category 4
144 mph
23 km
2005
Dennis
Category 4
127 mph
232 km
2005
Cindy
Category 1
75 mph
148 km
2004
Ivan
Category 4
132 mph
176 km
2002
Lili
Category 3
121 mph
256 km
1998
Georges
Category 2
109 mph
77 km
1998
Earl
Category 2
98 mph
263 km
1997
Danny
Category 1
81 mph
110 km
1995
Opal
Category 4
127 mph
237 km
1995
Erin
Category 2
98 mph
211 km
1992
Andrew
Category 4
144 mph
192 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
688 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 30 fatalities, 770 injuries.
Date
Rating
Distance
Path
Fatalities
Apr 19, 2020
EF4
70 km
53.8 mi
1
Apr 12, 2020
EF4
99 km
21.2 mi
4
Feb 10, 2013
EF4
91 km
21.7 mi
0
Dec 6, 1983
EF4
92 km
7.0 mi
0
Mar 22, 2022
EF3
75 km
11.5 mi
1
Feb 7, 2017
EF3
60 km
10.1 mi
0
Jan 21, 2017
EF3
80 km
31.1 mi
4
Dec 23, 2014
EF3
83 km
12.5 mi
3
Dec 25, 2012
EF3
18 km
60.3 mi
0
May 26, 2011
EF3
37 km
6.1 mi
0
Nov 15, 2006
EF3
96 km
13.0 mi
0
Aug 25, 1992
EF3
86 km
9.0 mi
2
Mar 20, 1983
EF3
62 km
2.0 mi
0
May 7, 1982
EF3
98 km
13.0 mi
0
May 19, 1980
EF3
51 km
10.6 mi
0
May 19, 1980
EF3
37 km
13.1 mi
0
May 16, 1980
EF3
54 km
11.5 mi
0
Apr 13, 1980
EF3
59 km
15.9 mi
0
Dec 10, 1971
EF3
92 km
19.1 mi
0
Nov 3, 1968
EF3
61 km
2.0 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
89 km
2008
UNNAMED
10,363
97 km
2013
UNNAMED
10,170
96 km
2014
UNNAMED
9,932
89 km
2010
DESOTO 0902
8,713
100 km
2013
UNNAMED
7,660
82 km
2010
DESOTO 1057
7,148
83 km
2015
UNNAMED
7,059
96 km
2014
UNNAMED
6,802
100 km
2000
COW PEN
6,502
88 km
2010
CRIPPLE CHINOOK
6,035
90 km
2005
UNNAMED
5,819
97 km
2018
UNNAMED
5,803
96 km
2010
DESOTO 1064
5,695
82 km
1987
MACHINE GUN
5,601
88 km
1990
PIERCES CREEK
5,544
89 km
2020
369 D
5,362
92 km
2014
UNNAMED
5,230
73 km
2008
UNNAMED
5,097
76 km
2008
UNNAMED
5,061
73 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
50°F (10°C)
5.3 in
Coldest
February
53°F (12°C)
5.7 in
March
60°F (16°C)
6.0 in
April
66°F (19°C)
4.7 in
May
73°F (23°C)
4.9 in
June
79°F (26°C)
4.8 in
July
80°F (27°C)
6.3 in
Wettest
August
81°F (27°C)
5.9 in
Warmest
September
77°F (25°C)
5.2 in
October
68°F (20°C)
2.9 in
Driest
November
59°F (15°C)
4.5 in
December
53°F (12°C)
5.5 in
Nicholson has a seasonal temperature swing of 31°F / from 50°F in January to 81°F in August. Total annual precipitation is 61.6 inches, with July being the wettest month (6.3") and October the driest (2.9").