Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Iota enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 51°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 63.5 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 29 feet.
Temperature
51°F Jan (11°C)82°F Jul (28°C)
Annual Average
68.2°F
26% above US avg
January Average
51°F (11°C)
July Average
82°F (28°C)
Sunny Days
313 days/yr
Geography
Elevation
29 ft (9 m)
Area
1.3 sq mi (3.3 km²)
Population Density
1,149/sq mi
Coordinates
30.3261°N, 92.4956°W
Timezone
America/Chicago
County
Acadia Parish County
Nearest Airport
Lafayette Regional/Paul Fournet Field (LFT) 31 miles away
Precipitation & Snow
Annual Rainfall63.5"
67% above US avg
Wettest Month (Jul)5.87"
Driest Month (Feb)4.09"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
88.6 / 100
Social Vulnerability
86.7 / 100
Community Resilience
30.3 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Relatively High
Earthquake
Very Low
Wildfire
Very Low
Flood
Relatively Moderate
Hail
Relatively Low
Strong Wind
Relatively Low
Heat Wave
Relatively Moderate
Winter Weather
Relatively Low
Lightning
Relatively High
Ice Storm
Relatively Moderate
Drought
Relatively High
Cold Wave
Relatively Moderate
Landslide
Very Low
Coastal Flood
Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Hurricane History
23 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
162 km
2021
Ida
Category 4
150 mph
165 km
2020
Laura
Category 4
150 mph
89 km
2020
Zeta
Category 3
115 mph
222 km
2020
Delta
Category 2
104 mph
46 km
2019
Barry
Category 1
75 mph
86 km
2012
Isaac
Category 1
81 mph
218 km
2008
Ike
Category 2
109 mph
241 km
2008
Gustav
Category 2
109 mph
57 km
2007
Humberto
Category 1
92 mph
106 km
2005
Katrina
Category 4
144 mph
278 km
2005
Rita
Category 3
127 mph
134 km
2005
Cindy
Category 1
75 mph
263 km
2002
Lili
Category 3
121 mph
41 km
1997
Danny
Category 1
81 mph
280 km
1992
Andrew
Category 4
144 mph
79 km
1989
Jerry
Category 1
86 mph
272 km
1989
Chantal
Category 1
81 mph
192 km
1986
Bonnie
Category 1
86 mph
180 km
1985
Elena
Category 2
—
262 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
680 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 50 fatalities, 658 injuries.
Date
Rating
Distance
Path
Fatalities
Dec 3, 1953
EF4
98 km
85.5 mi
9
Apr 10, 2021
EF3
64 km
8.7 mi
1
May 17, 2020
EF3
26 km
3.9 mi
1
Dec 16, 2019
EF3
94 km
62.6 mi
1
Nov 21, 1992
EF3
53 km
6.0 mi
0
May 20, 1983
EF3
85 km
2.0 mi
0
Feb 9, 1983
EF3
20 km
3.0 mi
0
Feb 9, 1983
EF3
31 km
21.0 mi
0
Jan 31, 1983
EF3
40 km
6.0 mi
1
Jan 31, 1983
EF3
74 km
5.0 mi
1
Apr 21, 1977
EF3
53 km
3.8 mi
1
Oct 29, 1974
EF3
44 km
7.3 mi
0
Oct 29, 1974
EF3
31 km
31.3 mi
2
Apr 17, 1973
EF3
65 km
0.5 mi
0
Feb 12, 1971
EF3
69 km
3.6 mi
0
Dec 25, 1969
EF3
42 km
1.5 mi
1
May 1, 1967
EF3
57 km
5.2 mi
0
Sep 10, 1961
EF3
41 km
5.7 mi
1
Nov 7, 1957
EF3
29 km
9.2 mi
4
Oct 15, 1957
EF3
43 km
37.9 mi
1
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: LACASSINE POOL (16,640 acres, 2005).
Year
Name
Acres Burned
Distance
2005
LACASSINE POOL
16,640
57 km
2000
UNNAMED
12,496
49 km
2006
UNNAMED
8,563
66 km
2023
HWY 113
7,104
81 km
2005
UNNAMED
6,588
56 km
2021
C-368 366 365 364 75
5,919
93 km
2013
UNNAMED
5,381
92 km
2005
UNNAMED
4,928
64 km
1995
UNNAMED
4,875
56 km
2003
UNNAMED
4,872
66 km
1996
UNNAMED
4,678
65 km
2019
C-371/369/34
4,481
94 km
2024
RX CALV C-262-265
4,445
93 km
2005
UNNAMED
4,387
76 km
2019
UNNAMED
4,310
98 km
2018
C-238
3,709
100 km
2017
UNNAMED
3,648
92 km
2000
UNNAMED
3,599
93 km
2010
MIAMI
3,466
79 km
2013
UNNAMED
3,430
94 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
51°F (11°C)
5.4 in
Coldest
February
54°F (12°C)
4.1 in
Driest
March
61°F (16°C)
4.3 in
April
67°F (20°C)
4.3 in
May
75°F (24°C)
5.5 in
June
80°F (27°C)
5.4 in
July
82°F (28°C)
5.9 in
Warmest, Wettest
August
82°F (28°C)
5.6 in
September
78°F (26°C)
5.3 in
October
69°F (20°C)
4.2 in
November
60°F (16°C)
4.5 in
December
53°F (12°C)
5.4 in
Iota has a seasonal temperature swing of 31°F / from 51°F in January to 82°F in July. Total annual precipitation is 59.8 inches, with July being the wettest month (5.9") and February the driest (4.1").