Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Big Sandy enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 44°F in January while summers reach 82°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. Annual precipitation totals 47.9 inches (wetter than the 38-inch national average). The area receives 1.5 inches of snow annually. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 427 feet.
Temperature
44°F Jan (7°C)82°F Jul (28°C)
Annual Average
63.1°F
17% above US avg
January Average
44°F (7°C)
July Average
82°F (28°C)
Sunny Days
308 days/yr
Geography
Elevation
427 ft (130 m)
Area
1.7 sq mi (4.3 km²)
Population Density
750/sq mi
Coordinates
32.5857°N, 95.1125°W
Timezone
America/Chicago
County
Smith County County
Nearest Airport
Tyler Pounds Regional (TYR) 23 miles away
Precipitation & Snow
Annual Rainfall47.9"
26% above US avg
Snowfall1.5"
Wettest Month (May)4.65"
Driest Month (Aug)2.05"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
84.2 / 100
Social Vulnerability
66.6 / 100
Community Resilience
74.9 / 100
Hazard Breakdown
Tornado
Relatively Low
Hurricane
Relatively Low
Earthquake
Relatively Low
Wildfire
Relatively Low
Flood
Relatively Moderate
Hail
Relatively Moderate
Strong Wind
Relatively High
Heat Wave
Relatively Moderate
Winter Weather
Relatively High
Lightning
Relatively High
Ice Storm
Relatively High
Drought
No Rating
Cold Wave
Relatively High
Landslide
Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
25 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M4.8.
May 17, 2012
3 km NE of Timpson, Texas
M4.8
101 km
5 km
Sep 2, 2013
3 km WNW of Timpson, Texas
M4.3
99 km
5 km
Sep 2, 2013
14 km WNW of Timpson, Texas
M4.2
88 km
5 km
Jan 25, 2013
11 km SE of Timpson, Texas
M4.1
112 km
5 km
May 10, 2012
9 km NW of Timpson, Texas
M3.9
92 km
7 km
Mar 29, 2025
13 km NNE of Wells, Texas
M3.5
113 km
7 km
Jan 18, 2025
0 km WSW of Mooringsport, Louisiana
M3.5
108 km
5 km
May 31, 1997
3 km ESE of Neylandville, Texas
M3.4
104 km
5 km
Aug 22, 2025
5 km WSW of Huxley, Texas
M3.2
145 km
9 km
Apr 16, 2021
8 km WNW of Blanchard, Louisiana
M3.2
106 km
5 km
Jan 6, 2025
4 km ESE of Mooringsport, Louisiana
M3.0
113 km
9 km
Apr 2, 2024
5 km WSW of Chireno, Texas
M3.0
141 km
8 km
Aug 21, 2025
8 km W of Huxley, Texas
M3.0
142 km
7 km
Apr 1, 2021
7 km W of Blanchard, Louisiana
M3.0
107 km
5 km
May 31, 2013
7 km SE of Timpson, Texas
M2.9
109 km
5 km
Dec 7, 2012
3 km S of Timpson, Texas
M2.8
104 km
5 km
Jan 29, 2013
4 km S of Timpson, Texas
M2.8
105 km
5 km
Jan 31, 2013
7 km WNW of Timpson, Texas
M2.8
94 km
5 km
May 20, 2012
5 km W of Timpson, Texas
M2.7
98 km
5 km
Jul 27, 2019
6 km SSW of Timpson, Texas
M2.6
105 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
4 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2020
Laura
Category 3
98 mph
200 km
2008
Ike
Category 2
98 mph
177 km
2007
Humberto
Category 1
75 mph
292 km
2005
Rita
Category 2
75 mph
251 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
639 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 16 fatalities, 396 injuries.
Date
Rating
Distance
Path
Fatalities
Apr 29, 2017
EF4
93 km
21.4 mi
2
Nov 4, 2022
EF3
56 km
16.9 mi
1
Nov 4, 2022
EF3
96 km
15.7 mi
0
Apr 29, 2017
EF3
75 km
39.7 mi
2
May 10, 2015
EF3
51 km
10.2 mi
2
Jan 20, 2010
EF3
89 km
15.6 mi
0
Apr 6, 2003
EF3
77 km
38.2 mi
0
Apr 23, 2000
EF3
86 km
16.0 mi
0
May 4, 1999
EF3
66 km
71.5 mi
1
Apr 26, 1991
EF3
62 km
3.0 mi
0
Jun 7, 1989
EF3
91 km
6.0 mi
0
Apr 1, 1988
EF3
19 km
13.0 mi
0
Nov 15, 1987
EF3
77 km
12.2 mi
0
Nov 15, 1987
EF3
88 km
33.0 mi
4
May 3, 1979
EF3
44 km
7.2 mi
0
Apr 1, 1979
EF3
29 km
5.6 mi
0
Feb 23, 1979
EF3
61 km
10.3 mi
0
Dec 3, 1973
EF3
58 km
3.0 mi
0
Jun 3, 1973
EF3
91 km
0.1 mi
0
Oct 22, 1972
EF3
79 km
0.5 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
15 wildfires (100+ acres) recorded within 100 km.
Largest: NORTHEAST TEXAS FIRE COMPLEX (41,645 acres, 2011).
Year
Name
Acres Burned
Distance
2011
NORTHEAST TEXAS FIRE COMPLEX
41,645
72 km
2011
502
8,344
98 km
2011
OLD MAGNOLIA
4,881
20 km
2003
POPS
4,475
95 km
2022
TXCLR-FY22-RX-W
3,288
91 km
2011
DIANA
2,863
32 km
2011
PETERS CHAPEL
2,072
80 km
1999
UNNAMED
1,699
99 km
2006
UNNAMED
1,634
100 km
2011
495
1,606
96 km
2011
HENDERSON 474 JOHNSON
1,594
56 km
2011
MARSHALL
1,583
87 km
2011
HENDERSON 475
1,379
74 km
2006
COOPER LAKE
1,224
99 km
2005
MAPLE CREEK
1,223
95 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
44°F (7°C)
3.0 in
Coldest
February
49°F (9°C)
3.5 in
March
57°F (14°C)
4.1 in
April
64°F (18°C)
4.4 in
May
71°F (22°C)
4.7 in
Wettest
June
79°F (26°C)
3.8 in
July
82°F (28°C)
2.6 in
August
82°F (28°C)
2.1 in
Warmest, Driest
September
76°F (24°C)
3.7 in
October
65°F (18°C)
3.6 in
November
55°F (13°C)
4.1 in
December
47°F (8°C)
3.8 in
Big Sandy has a seasonal temperature swing of 38°F / from 44°F in January to 82°F in August. Total annual precipitation is 43.4 inches, with May being the wettest month (4.7") and August the driest (2.1").