Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Pierre Part enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 54°F in January while summers reach 83°F in July. The area gets 314 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 58.5 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 1 feet.
Temperature
54°F Jan (12°C)83°F Jul (29°C)
Annual Average
70.1°F
30% above US avg
January Average
54°F (12°C)
July Average
83°F (29°C)
Sunny Days
314 days/yr
Geography
Elevation
1 ft (0 m)
Area
3.1 sq mi (8.0 km²)
Population Density
760/sq mi
Coordinates
29.9554°N, 91.2028°W
Timezone
America/Chicago
County
Assumption Parish County
Nearest Airport
Acadiana Regional (ARA) 41 miles away
Precipitation & Snow
Annual Rainfall58.5"
54% above US avg
Snowfall0.0"
Wettest Month (Jul)7.28"
Driest Month (Oct)3.86"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
70.3 / 100
Social Vulnerability
85.2 / 100
Community Resilience
53.2 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Relatively High
Earthquake
Very Low
Wildfire
Very Low
Flood
Very Low
Hail
Very Low
Strong Wind
Relatively Low
Heat Wave
Relatively Low
Winter Weather
Very Low
Lightning
Relatively Low
Ice Storm
Very Low
Drought
Relatively High
Cold Wave
Relatively Low
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
101 km
0 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
25 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
49 km
2021
Ida
Category 4
150 mph
56 km
2020
Laura
Category 4
150 mph
203 km
2020
Zeta
Category 3
115 mph
102 km
2020
Delta
Category 3
115 mph
164 km
2019
Barry
Category 1
75 mph
99 km
2017
Nate
Category 1
92 mph
193 km
2012
Isaac
Category 1
81 mph
92 km
2009
Ida
Category 1
86 mph
292 km
2008
Gustav
Category 2
109 mph
26 km
2007
Humberto
Category 1
92 mph
234 km
2005
Katrina
Category 4
144 mph
157 km
2005
Rita
Category 4
127 mph
229 km
2005
Cindy
Category 1
75 mph
136 km
2002
Lili
Category 4
121 mph
106 km
1998
Georges
Category 2
109 mph
227 km
1998
Earl
Category 1
81 mph
290 km
1997
Danny
Category 1
81 mph
151 km
1992
Andrew
Category 4
144 mph
40 km
1989
Chantal
Category 1
81 mph
260 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
486 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 43 fatalities, 778 injuries.
Date
Rating
Distance
Path
Fatalities
Dec 6, 1983
EF4
67 km
7.0 mi
0
Oct 3, 1964
EF4
90 km
1.5 mi
22
Feb 7, 2017
EF3
79 km
6.4 mi
0
Feb 23, 2016
EF3
13 km
7.8 mi
0
Aug 25, 1992
EF3
74 km
9.0 mi
2
Oct 14, 1984
EF3
77 km
16.0 mi
0
Apr 21, 1977
EF3
81 km
3.8 mi
1
Oct 29, 1974
EF3
87 km
7.3 mi
0
Apr 26, 1973
EF3
62 km
0.3 mi
0
Feb 29, 1972
EF3
66 km
1.0 mi
0
Sep 16, 1971
EF3
58 km
7.3 mi
0
Mar 17, 1970
EF3
30 km
1.0 mi
0
Dec 25, 1969
EF3
24 km
13.5 mi
0
Apr 12, 1969
EF3
40 km
10.7 mi
0
Jan 28, 1966
EF3
85 km
0.1 mi
0
Mar 21, 1957
EF3
77 km
2.0 mi
0
Feb 6, 1953
EF3
76 km
15.6 mi
2
May 13, 2024
EF2
75 km
8.6 mi
0
Dec 14, 2022
EF2
61 km
5.2 mi
0
Dec 14, 2022
EF2
68 km
4.7 mi
1
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
1 wildfire (100+ acres) recorded within 100 km.
Largest: UNNAMED (904 acres, 2010).
Year
Name
Acres Burned
Distance
2010
UNNAMED
904
84 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
54°F (12°C)
5.4 in
Coldest
February
55°F (13°C)
4.6 in
March
61°F (16°C)
4.7 in
April
67°F (20°C)
4.7 in
May
74°F (23°C)
5.0 in
June
80°F (26°C)
6.1 in
July
83°F (29°C)
7.3 in
Warmest, Wettest
August
81°F (27°C)
7.0 in
September
78°F (25°C)
6.0 in
October
69°F (20°C)
3.9 in
Driest
November
61°F (16°C)
4.4 in
December
55°F (13°C)
5.0 in
Pierre Part has a seasonal temperature swing of 29°F / from 54°F in January to 83°F in July. Total annual precipitation is 63.9 inches, with July being the wettest month (7.3") and October the driest (3.9").