Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chester enjoys a temperate climate with an average annual temperature of 69°F (20°C). Winters average 51°F in January while summers reach 85°F in July. The area gets 306 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 51.0 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 252 feet.
Temperature
51°F Jan (11°C)85°F Jul (29°C)
Annual Average
68.6°F
27% above US avg
January Average
51°F (11°C)
July Average
85°F (29°C)
Sunny Days
306 days/yr
Geography
Elevation
252 ft (77 m)
Area
1.6 sq mi (4.1 km²)
Population Density
127/sq mi
Coordinates
30.9213°N, 94.6001°W
Timezone
America/Chicago
County
Polk County County
Nearest Airport
Nacogdoches A L Mangham Jr Regional (OCH) 46 miles away
Precipitation & Snow
Annual Rainfall51.0"
34% above US avg
Wettest Month (May)5.39"
Driest Month (Aug)3.03"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
75.6 / 100
Social Vulnerability
80.6 / 100
Community Resilience
16.4 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Relatively Moderate
Earthquake
Very Low
Wildfire
Relatively Low
Flood
Relatively Low
Hail
Very Low
Strong Wind
Relatively High
Heat Wave
Relatively Low
Winter Weather
Relatively Low
Lightning
Relatively High
Ice Storm
Relatively Moderate
Drought
No Rating
Cold Wave
Relatively Moderate
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
20 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
114 km
5 km
Sep 2, 2013
3 km WNW of Timpson, Texas
M4.3
111 km
5 km
Sep 2, 2013
14 km WNW of Timpson, Texas
M4.2
116 km
5 km
Jan 25, 2013
11 km SE of Timpson, Texas
M4.1
107 km
5 km
May 10, 2012
9 km NW of Timpson, Texas
M3.9
117 km
7 km
Mar 29, 2025
13 km NNE of Wells, Texas
M3.5
79 km
7 km
Jan 20, 2019
7 km SSW of San Augustine, Texas
M3.3
75 km
5 km
Aug 22, 2025
5 km WSW of Huxley, Texas
M3.2
112 km
9 km
Apr 2, 2024
5 km WSW of Chireno, Texas
M3.0
64 km
8 km
Aug 21, 2025
8 km W of Huxley, Texas
M3.0
111 km
7 km
May 31, 2013
7 km SE of Timpson, Texas
M2.9
107 km
5 km
Dec 7, 2012
3 km S of Timpson, Texas
M2.8
108 km
5 km
Jan 29, 2013
4 km S of Timpson, Texas
M2.8
107 km
5 km
Jan 31, 2013
7 km WNW of Timpson, Texas
M2.8
114 km
5 km
May 20, 2012
5 km W of Timpson, Texas
M2.7
110 km
5 km
Dec 22, 2012
1 km W of Timpson, Texas
M2.6
111 km
5 km
May 4, 2024
5 km WSW of Chireno, Texas
M2.6
64 km
6 km
Jul 27, 2019
6 km SSW of Timpson, Texas
M2.6
104 km
5 km
May 26, 2012
2 km S of Timpson, Texas
M2.5
108 km
5 km
Mar 23, 2020
6 km NW of Timpson, Texas
M2.5
114 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
17 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2024
Beryl
Category 1
92 mph
225 km
2021
Nicholas
Category 1
75 mph
259 km
2020
Laura
Category 4
150 mph
124 km
2020
Delta
Category 2
104 mph
187 km
2019
Barry
Category 1
75 mph
273 km
2008
Ike
Category 2
109 mph
67 km
2008
Gustav
Category 1
—
268 km
2007
Humberto
Category 1
92 mph
118 km
2005
Rita
Category 3
121 mph
67 km
2002
Lili
Category 2
92 mph
243 km
1992
Andrew
Category 3
115 mph
281 km
1989
Jerry
Category 1
86 mph
195 km
1989
Chantal
Category 1
81 mph
148 km
1986
Bonnie
Category 1
86 mph
117 km
1985
Juan
Category 1
86 mph
237 km
1985
Danny
Category 1
92 mph
209 km
1983
Alicia
Category 3
115 mph
161 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
411 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF3. Total: 21 fatalities, 288 injuries.
Date
Rating
Distance
Path
Fatalities
Apr 22, 2020
EF3
56 km
28.5 mi
3
Apr 13, 2019
EF3
85 km
41.1 mi
2
Dec 25, 2012
EF3
74 km
9.7 mi
0
Dec 23, 2009
EF3
45 km
4.1 mi
0
Mar 30, 2002
EF3
26 km
49.0 mi
0
Mar 2, 1999
EF3
67 km
12.0 mi
1
Feb 19, 1991
EF3
72 km
5.0 mi
0
Jan 19, 1990
EF3
47 km
13.0 mi
0
May 13, 1982
EF3
70 km
8.5 mi
1
Mar 20, 1974
EF3
81 km
85.2 mi
1
Mar 20, 1974
EF3
74 km
44.7 mi
0
Mar 20, 1974
EF3
52 km
0.1 mi
0
Jan 19, 1974
EF3
53 km
0.8 mi
0
Feb 11, 1965
EF3
78 km
42.7 mi
0
Nov 22, 1961
EF3
95 km
21.9 mi
1
Sep 12, 1961
EF3
87 km
0.5 mi
0
Mar 27, 1961
EF3
89 km
13.8 mi
2
Oct 22, 1957
EF3
83 km
4.3 mi
0
May 16, 1953
EF3
99 km
5.2 mi
1
Jul 8, 2024
EF2
57 km
8.6 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: EAST TEXAS COMPLEX (19,100 acres, 2011).
Year
Name
Acres Burned
Distance
2011
EAST TEXAS COMPLEX
19,100
38 km
2000
UNNAMED
15,017
90 km
2010
RXCOMP89-90-93-115
10,602
78 km
1994
AIRPORT
8,458
93 km
2011
502
8,344
95 km
2010
RX10COMP 63-64-65
7,353
36 km
2021
UNNAMED
7,272
74 km
2011
PIPELINE
7,167
53 km
2010
C 32 WFHF
6,451
39 km
2017
UNNAMED
6,146
74 km
2017
UNNAMED
5,827
29 km
2010
RX BURN COMPARTMENT 86-87
5,501
74 km
2017
UNNAMED
5,187
72 km
2011
841 ARBOR
4,966
83 km
2019
UNNAMED
4,767
74 km
2021
UNNAMED
4,767
44 km
2013
UNNAMED
4,754
73 km
2022
ANF NORWOOD BLOCK B-C
4,753
66 km
1989
BIG CREEK
4,723
35 km
2020
C-16/17/18/19
4,633
86 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
51°F (11°C)
4.2 in
February
52°F (11°C)
3.7 in
March
59°F (15°C)
3.8 in
April
66°F (19°C)
3.7 in
May
73°F (23°C)
5.4 in
Wettest
June
79°F (26°C)
4.9 in
July
85°F (29°C)
3.4 in
Warmest
August
82°F (28°C)
3.0 in
Driest
September
77°F (25°C)
4.2 in
October
67°F (19°C)
3.5 in
November
57°F (14°C)
4.4 in
December
50°F (10°C)
5.0 in
Coldest
Chester has a seasonal temperature swing of 35°F / from 50°F in December to 85°F in July. Total annual precipitation is 49.0 inches, with May being the wettest month (5.4") and August the driest (3.0").