Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Gonzales enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 53°F in January while summers reach 83°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 67.2 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 8 feet.
Temperature
53°F Jan (11°C)83°F Jul (28°C)
Annual Average
69.1°F
28% above US avg
January Average
53°F (11°C)
July Average
83°F (28°C)
Sunny Days
313 days/yr
Geography
Elevation
8 ft (2 m)
Area
0.1 sq mi (0.3 km²)
Population Density
1,392/sq mi
Coordinates
30.2127°N, 90.9224°W
Timezone
America/Chicago
County
Ascension Parish County
Nearest Airport
Louis Armstrong New Orleans International (MSY) 42 miles away
Precipitation & Snow
Annual Rainfall67.2"
77% above US avg
Snowfall0.0"
Wettest Month (Jul)6.57"
Driest Month (Oct)3.70"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
92.1 / 100
Social Vulnerability
34.8 / 100
Community Resilience
84.6 / 100
Hazard Breakdown
Tornado
Relatively High
Hurricane
Relatively High
Earthquake
Very Low
Wildfire
Very Low
Flood
Relatively Moderate
Hail
Relatively Moderate
Strong Wind
Relatively Moderate
Heat Wave
Relatively Moderate
Winter Weather
Relatively Low
Lightning
Relatively High
Ice Storm
Relatively Moderate
Drought
Relatively Moderate
Cold Wave
Relatively Moderate
Landslide
Very Low
Coastal Flood
Relatively Moderate
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
67 km
0 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
27 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
68 km
2021
Ida
Category 4
150 mph
21 km
2020
Laura
Category 4
150 mph
234 km
2020
Zeta
Category 3
115 mph
98 km
2020
Delta
Category 2
104 mph
191 km
2020
Sally
Category 2
109 mph
284 km
2019
Barry
Category 1
75 mph
139 km
2017
Nate
Category 1
92 mph
169 km
2012
Isaac
Category 1
81 mph
99 km
2009
Ida
Category 1
86 mph
288 km
2008
Gustav
Category 2
109 mph
65 km
2007
Humberto
Category 1
75 mph
257 km
2005
Katrina
Category 4
144 mph
127 km
2005
Rita
Category 3
127 mph
267 km
2005
Cindy
Category 1
75 mph
138 km
2004
Ivan
Category 4
132 mph
290 km
2002
Lili
Category 3
121 mph
135 km
1998
Georges
Category 2
109 mph
195 km
1998
Earl
Category 2
98 mph
291 km
1997
Danny
Category 1
81 mph
150 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
567 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 46 fatalities, 879 injuries.
Date
Rating
Distance
Path
Fatalities
Dec 6, 1983
EF4
42 km
7.0 mi
0
Oct 3, 1964
EF4
87 km
1.5 mi
22
Mar 22, 2022
EF3
91 km
11.5 mi
1
Feb 7, 2017
EF3
45 km
6.4 mi
0
Feb 7, 2017
EF3
92 km
10.1 mi
0
Feb 23, 2016
EF3
29 km
7.8 mi
0
May 26, 2011
EF3
95 km
6.1 mi
0
Aug 25, 1992
EF3
48 km
9.0 mi
2
Oct 14, 1984
EF3
53 km
16.0 mi
0
Dec 13, 1977
EF3
94 km
20.4 mi
0
Apr 21, 1977
EF3
99 km
3.8 mi
1
Apr 26, 1973
EF3
35 km
0.3 mi
0
Feb 29, 1972
EF3
56 km
1.0 mi
0
Sep 16, 1971
EF3
28 km
7.3 mi
0
Mar 17, 1970
EF3
68 km
1.0 mi
0
Dec 25, 1969
EF3
42 km
13.5 mi
0
Apr 12, 1969
EF3
3 km
10.7 mi
0
Jan 28, 1966
EF3
67 km
0.1 mi
0
Mar 21, 1957
EF3
85 km
2.0 mi
0
Feb 6, 1953
EF3
37 km
15.6 mi
2
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
18 wildfires (100+ acres) recorded within 100 km.
Largest: UNIT 1 B (2,030 acres, 2000).
Year
Name
Acres Burned
Distance
2000
UNIT 1 B
2,030
99 km
1998
UNIT 4 CD
1,729
91 km
1998
UNIT 7
1,623
93 km
2011
BAD ROMANCE
1,305
99 km
2006
UNNAMED
1,206
74 km
2004
UNITS 1A-1B
1,108
99 km
2001
UNNAMED
950
90 km
2010
UNNAMED
904
60 km
2009
GOOSEPOINT C
864
92 km
1996
1 B
846
98 km
2006
BOY SCOUT EAST
826
97 km
1998
UNIT 2 A
821
100 km
1996
UNNAMED
809
96 km
1997
1 A
797
100 km
2000
UNNAMED
750
93 km
2005
UNT 4A SAMMY SLOUGH
717
92 km
2009
BAPTISTE CEMETERY
684
91 km
2004
12 SOUTH EAST
542
99 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
53°F (11°C)
5.6 in
Coldest
February
54°F (12°C)
5.3 in
March
61°F (16°C)
5.3 in
April
67°F (20°C)
5.1 in
May
74°F (23°C)
5.0 in
June
80°F (27°C)
5.4 in
July
83°F (28°C)
6.6 in
Warmest, Wettest
August
81°F (27°C)
6.0 in
September
78°F (25°C)
5.5 in
October
68°F (20°C)
3.7 in
Driest
November
60°F (15°C)
4.5 in
December
54°F (12°C)
5.4 in
Gonzales has a seasonal temperature swing of 31°F / from 53°F in January to 83°F in July. Total annual precipitation is 63.3 inches, with July being the wettest month (6.6") and October the driest (3.7").