Temperature, precipitation, air quality, natural hazards, and monthly weather data.
St. Francisville enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 48°F in January while summers reach 81°F in July. The area gets 308 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 131 feet.
Temperature
48°F Jan (9°C)81°F Jul (27°C)
Annual Average
66.2°F
23% above US avg
January Average
48°F (9°C)
July Average
81°F (27°C)
Sunny Days
308 days/yr
Geography
Elevation
131 ft (40 m)
Area
1.8 sq mi (4.7 km²)
Population Density
973/sq mi
Coordinates
30.7842°N, 91.3764°W
Timezone
America/Chicago
County
West Feliciana Parish County
Nearest Airport
Lafayette Regional/Paul Fournet Field (LFT) 54 miles away
Precipitation & Snow
Wettest Month (Dec)5.98"
Driest Month (Oct)3.90"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Very Low
Risk Score
34.7 / 100
Social Vulnerability
58.4 / 100
Community Resilience
61.4 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Relatively Low
Earthquake
Very Low
Wildfire
Very Low
Flood
Very Low
Hail
Very Low
Strong Wind
Relatively Moderate
Heat Wave
Relatively Low
Winter Weather
Very Low
Lightning
Relatively Low
Ice Storm
Relatively Low
Drought
Relatively Low
Cold Wave
Relatively Moderate
Landslide
Very Low
Coastal Flood
No Rating
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
50 km
0 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
139 km
2021
Ida
Category 4
150 mph
59 km
2020
Laura
Category 4
150 mph
189 km
2020
Zeta
Category 3
115 mph
156 km
2020
Delta
Category 2
104 mph
165 km
2019
Barry
Category 1
75 mph
154 km
2017
Nate
Category 1
86 mph
231 km
2012
Isaac
Category 1
81 mph
176 km
2008
Gustav
Category 2
109 mph
74 km
2007
Humberto
Category 1
92 mph
220 km
2005
Katrina
Category 4
144 mph
173 km
2005
Rita
Category 3
121 mph
253 km
2005
Cindy
Category 1
75 mph
215 km
2002
Lili
Category 3
121 mph
124 km
1998
Georges
Category 2
109 mph
238 km
1997
Danny
Category 1
81 mph
226 km
1992
Andrew
Category 4
144 mph
44 km
1988
Florence
Category 1
81 mph
252 km
1986
Bonnie
Category 1
86 mph
297 km
1985
Elena
Category 3
115 mph
151 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
615 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 39 fatalities, 816 injuries.
Date
Rating
Distance
Path
Fatalities
Jan 10, 1975
EF4
92 km
56.5 mi
9
Dec 28, 2024
EF3
82 km
26.0 mi
0
Apr 10, 2021
EF3
57 km
8.7 mi
1
May 17, 2020
EF3
93 km
3.9 mi
1
Dec 16, 2019
EF3
65 km
29.3 mi
0
Feb 7, 2017
EF3
49 km
6.4 mi
0
Feb 23, 2016
EF3
93 km
7.8 mi
0
Nov 21, 1992
EF3
83 km
3.0 mi
0
Oct 14, 1984
EF3
26 km
16.0 mi
0
May 20, 1983
EF3
55 km
2.0 mi
0
Feb 9, 1983
EF3
99 km
3.0 mi
0
Feb 9, 1983
EF3
88 km
21.0 mi
0
Jan 31, 1983
EF3
78 km
5.0 mi
1
Dec 13, 1977
EF3
73 km
20.4 mi
0
Apr 21, 1977
EF3
77 km
3.8 mi
1
Oct 29, 1974
EF3
95 km
7.3 mi
0
Apr 26, 1973
EF3
43 km
0.3 mi
0
Feb 29, 1972
EF3
28 km
1.0 mi
0
Sep 16, 1971
EF3
50 km
7.3 mi
0
Dec 29, 1969
EF3
92 km
29.1 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: UNNAMED (4,768 acres, 2013).
Year
Name
Acres Burned
Distance
2013
UNNAMED
4,768
72 km
2022
HOMOCHITTO BB51
4,411
78 km
2014
UNNAMED
4,022
65 km
2010
HOMOCHITTO BURN BLOCK 18
3,826
84 km
2010
HOMOCHITTO BURN BLOCK 25
3,676
77 km
2014
UNNAMED
2,666
61 km
2022
HOMOCHITTO BB24
2,458
72 km
2014
UNNAMED
2,444
95 km
2010
HOMOCHITTO BURN BLOCK 48
2,394
72 km
2024
HOMOCHITTO BB28 SUB3 RX
2,279
64 km
2016
UNNAMED
2,229
61 km
2022
HOMOCHITTO BB25
2,183
72 km
2010
HOMOCHITTO BURN BLOCK 21
2,182
80 km
2022
UNNAMED
2,143
78 km
2014
UNNAMED
2,111
72 km
2014
UNNAMED
2,071
79 km
2022
HOMOCHITTO BB 21 AND BBHB
2,021
80 km
2021
HOMOCHITTO BB26
2,008
68 km
2013
UNNAMED
1,995
81 km
2022
HOMOCHITTO BB 46
1,925
77 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
48°F (9°C)
5.8 in
Coldest
February
53°F (12°C)
5.5 in
March
60°F (15°C)
5.4 in
April
66°F (19°C)
5.2 in
May
74°F (23°C)
5.4 in
June
79°F (26°C)
4.6 in
July
81°F (27°C)
5.6 in
Warmest
August
81°F (27°C)
5.2 in
September
77°F (25°C)
4.8 in
October
67°F (20°C)
3.9 in
Driest
November
59°F (15°C)
4.7 in
December
52°F (11°C)
6.0 in
Wettest
St. Francisville has a seasonal temperature swing of 33°F / from 48°F in January to 81°F in July. Total annual precipitation is 62.0 inches, with December being the wettest month (6.0") and October the driest (3.9").