Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hillsboro enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 46°F in January while summers reach 79°F in July. The area gets 323 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 43. The city sits at an elevation of 438 feet.
Temperature
46°F Jan (8°C)79°F Jul (26°C)
Annual Average
63.3°F
17% above US avg
January Average
46°F (8°C)
July Average
79°F (26°C)
Sunny Days
323 days/yr
Geography
Elevation
438 ft (134 m)
Area
9.1 sq mi (23.7 km²)
Population Density
105/sq mi
Coordinates
32.4507°N, 89.4865°W
Timezone
America/Chicago
County
Scott County County
Nearest Airport
Jackson-Medgar Wiley Evers International (JAN) 36 miles away
Precipitation & Snow
Wettest Month (Mar)6.34"
Driest Month (Sep)3.58"
Air Quality
AQI Median
43.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
55.9 / 100
Social Vulnerability
91.9 / 100
Community Resilience
14.5 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Relatively Moderate
Earthquake
Relatively Low
Wildfire
Very Low
Flood
Relatively Low
Hail
Relatively Moderate
Strong Wind
Relatively Moderate
Heat Wave
Relatively Low
Winter Weather
Relatively Low
Lightning
Relatively Moderate
Ice Storm
Relatively Moderate
Drought
Relatively Low
Cold Wave
Relatively Low
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
26 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.7.
Jul 16, 1993
2 km SSW of Silas, Alabama
M3.7
133 km
5 km
Mar 25, 1996
11 km NNE of Quitman, Mississippi
M3.5
85 km
5 km
Jun 30, 2015
12 km W of Union, Alabama
M3.5
147 km
0 km
Jun 24, 1998
11 km W of Demopolis, Alabama
M3.4
144 km
5 km
May 3, 2015
7 km SSW of Canton, Mississippi
M3.2
57 km
5 km
Jun 29, 2015
6 km SSW of Canton, Mississippi
M3.2
57 km
5 km
May 16, 2008
10 km W of Coffeeville, Alabama
M3.1
142 km
5 km
Mar 12, 2015
14 km W of Union, Alabama
M3.1
145 km
0 km
Feb 27, 2015
11 km WSW of Union, Alabama
M3.1
147 km
0 km
May 3, 2015
8 km WSW of Canton, Mississippi
M3.0
61 km
5 km
Mar 15, 2025
5 km NNE of Magee, Mississippi
M3.0
63 km
10 km
May 21, 2002
7 km ESE of York, Alabama
M3.0
119 km
27 km
Aug 9, 2019
Mississippi
M2.8
52 km
5 km
May 7, 1998
9 km SSE of Bellamy, Alabama
M2.8
130 km
10 km
Feb 19, 2015
14 km W of Union, Alabama
M2.8
146 km
0 km
Aug 13, 2015
9 km WSW of Union, Alabama
M2.7
149 km
1 km
Feb 19, 2015
13 km W of Union, Alabama
M2.7
148 km
0 km
Jun 6, 2015
9 km W of Union, Alabama
M2.7
150 km
1 km
Jan 22, 2015
12 km W of Union, Alabama
M2.6
147 km
0 km
Mar 11, 2006
3 km NW of Epes, Alabama
M2.6
128 km
31 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
12 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2021
Ida
Category 3
121 mph
241 km
2020
Sally
Category 2
109 mph
270 km
2020
Zeta
Category 2
98 mph
129 km
2017
Nate
Category 1
75 mph
233 km
2005
Dennis
Category 3
127 mph
277 km
2005
Katrina
Category 3
121 mph
62 km
2004
Ivan
Category 3
121 mph
205 km
1998
Georges
Category 2
104 mph
213 km
1997
Danny
Category 1
81 mph
273 km
1995
Opal
Category 3
115 mph
284 km
1995
Erin
Category 2
98 mph
279 km
1985
Elena
Category 3
115 mph
197 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
945 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 75 fatalities, 1,322 injuries.
Date
Rating
Distance
Path
Fatalities
Apr 27, 2011
EF5
53 km
28.3 mi
3
Apr 28, 2014
EF4
48 km
33.4 mi
10
Apr 27, 2011
EF4
47 km
122.0 mi
7
Nov 24, 2001
EF4
67 km
11.5 mi
2
Nov 22, 1992
EF4
67 km
40.0 mi
0
Nov 21, 1992
EF4
88 km
128.0 mi
12
Jan 19, 1988
EF4
78 km
13.0 mi
0
Mar 12, 1986
EF4
67 km
23.0 mi
0
Feb 23, 1977
EF4
68 km
15.0 mi
2
Mar 29, 1976
EF4
70 km
22.3 mi
3
Mar 26, 1976
EF4
90 km
18.5 mi
0
Dec 2, 1967
EF4
3 km
7.6 mi
2
Mar 11, 1963
EF4
81 km
45.2 mi
2
Jun 18, 2023
EF3
52 km
6.5 mi
1
Mar 22, 2022
EF3
58 km
9.2 mi
0
Dec 16, 2019
EF3
92 km
61.2 mi
0
Dec 16, 2019
EF3
75 km
18.6 mi
0
Apr 28, 2014
EF3
87 km
10.5 mi
0
Apr 28, 2014
EF3
9 km
4.3 mi
0
Apr 28, 2014
EF3
73 km
29.7 mi
1
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: BIEN 75-78 (4,658 acres, 2014).
Year
Name
Acres Burned
Distance
2014
BIEN 75-78
4,658
19 km
2021
BIENVILLE - CPT 38-39-40
4,545
14 km
2018
UNNAMED
4,007
11 km
2010
COMP 222-223-224
3,745
9 km
2002
UNNAMED
3,593
100 km
2017
UNNAMED
3,547
20 km
2010
BIEN 1-4
2,983
20 km
2017
UNNAMED
2,935
9 km
2014
UNNAMED
2,887
97 km
2021
BIENVILLE CPT 1-4
2,761
20 km
2022
BIENVILLE CPT 203/205
2,731
38 km
2019
UNNAMED
2,436
15 km
2013
UNNAMED
2,388
12 km
2022
508
2,386
19 km
2022
BIENVILLE CPT 89/90
2,341
25 km
2021
BIENVILLE - CPT 76/77
2,246
19 km
2013
BIEN 42-46 55
2,215
9 km
2014
UNNAMED
2,128
10 km
2018
UNNAMED
2,094
19 km
2018
UNNAMED
1,982
91 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
46°F (8°C)
5.6 in
Coldest
February
48°F (9°C)
5.3 in
March
56°F (13°C)
6.3 in
Wettest
April
63°F (17°C)
5.7 in
May
70°F (21°C)
4.8 in
June
77°F (25°C)
3.7 in
July
79°F (26°C)
5.2 in
August
80°F (26°C)
3.9 in
Warmest
September
75°F (24°C)
3.6 in
Driest
October
63°F (17°C)
3.6 in
November
54°F (12°C)
4.9 in
December
47°F (8°C)
5.9 in
Hillsboro has a seasonal temperature swing of 34°F / from 46°F in January to 80°F in August. Total annual precipitation is 58.4 inches, with March being the wettest month (6.3") and September the driest (3.6").