Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Walnut Springs enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 44°F in January while summers reach 85°F in July. The area gets 330 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 34.3 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 911 feet.
Temperature
44°F Jan (7°C)85°F Jul (29°C)
Annual Average
64.8°F
20% above US avg
January Average
44°F (7°C)
July Average
85°F (29°C)
Sunny Days
330 days/yr
Geography
Elevation
911 ft (278 m)
Area
1.3 sq mi (3.4 km²)
Population Density
595/sq mi
Coordinates
32.0570°N, 97.7506°W
Timezone
America/Chicago
County
Somervell County County
Nearest Airport
Stephenville Clark Regional (SEP) 27 miles away
Precipitation & Snow
Annual Rainfall34.3"
10% below US avg
Snowfall0.1"
Wettest Month (May)4.88"
Driest Month (Dec)1.69"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Very Low
Risk Score
10.8 / 100
Social Vulnerability
10.6 / 100
Community Resilience
78.4 / 100
Hazard Breakdown
Tornado
Relatively Low
Hurricane
Very Low
Earthquake
Very Low
Wildfire
Relatively Low
Flood
Very Low
Hail
Relatively Low
Strong Wind
Very Low
Heat Wave
Very Low
Winter Weather
Very Low
Lightning
Relatively Low
Ice Storm
Relatively Low
Drought
Relatively Low
Cold Wave
Relatively Low
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
89 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M4.0.
May 7, 2015
5 km N of Venus, Texas
M4.0
77 km
3 km
Nov 28, 2013
6 km SSW of Perrin, Texas
M3.7
107 km
5 km
Dec 9, 2013
8 km S of Perrin, Texas
M3.7
104 km
5 km
Nov 20, 2013
1 km NNW of Azle, Texas
M3.6
97 km
5 km
Jan 7, 2015
6 km NE of Irving, Texas
M3.6
119 km
5 km
Dec 8, 2013
0 km NNE of Sanctuary, Texas
M3.6
97 km
5 km
Jan 6, 2015
4 km ENE of Irving, Texas
M3.5
118 km
6 km
Jun 24, 2012
3 km SSE of Briaroaks, Texas
M3.5
64 km
5 km
May 19, 2018
8 km NW of Venus, Texas
M3.4
72 km
5 km
Sep 30, 2012
4 km NW of Irving, Texas
M3.4
114 km
5 km
Nov 25, 2013
3 km WNW of Sanctuary, Texas
M3.4
97 km
5 km
May 18, 2015
5 km N of Irving, Texas
M3.3
117 km
5 km
Apr 2, 2015
5 km NNE of Irving, Texas
M3.3
118 km
8 km
May 16, 2009
5 km NNW of Grand Prairie, Texas
M3.3
107 km
9 km
Jun 15, 2012
5 km SSE of Briaroaks, Texas
M3.3
64 km
5 km
Jan 18, 2012
9 km SSE of Godley, Texas
M3.3
43 km
5 km
May 3, 2015
4 km N of Irving, Texas
M3.2
116 km
5 km
May 1, 2024
7 km S of Mansfield, Texas
M3.2
75 km
6 km
Nov 29, 2013
1 km S of Pelican Bay, Texas
M3.1
97 km
5 km
May 1, 2024
7 km SSW of Mansfield, Texas
M3.1
73 km
4 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 1.
Year
Name
Category
Max Wind
Closest
2008
Ike
Category 2
98 mph
260 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
671 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 132 fatalities, 1,080 injuries.
Date
Rating
Distance
Path
Fatalities
May 6, 1973
EF5
54 km
10.6 mi
0
May 11, 1953
EF5
80 km
20.9 mi
114
May 15, 2013
EF4
40 km
2.5 mi
6
Apr 25, 1990
EF4
81 km
10.0 mi
0
May 26, 1976
EF4
50 km
18.8 mi
0
Mar 31, 1959
EF4
55 km
10.4 mi
6
Apr 21, 1952
EF4
68 km
2.3 mi
0
Dec 26, 2015
EF3
91 km
8.5 mi
0
May 15, 2013
EF3
33 km
7.8 mi
0
Apr 16, 2002
EF3
86 km
2.1 mi
0
May 12, 2000
EF3
40 km
7.0 mi
2
Mar 28, 2000
EF3
86 km
4.0 mi
2
Mar 28, 2000
EF3
95 km
8.0 mi
0
May 27, 1997
EF3
91 km
3.7 mi
0
May 12, 1982
EF3
65 km
9.0 mi
0
May 12, 1982
EF3
91 km
13.0 mi
0
May 9, 1981
EF3
70 km
5.2 mi
0
May 11, 1978
EF3
59 km
7.2 mi
0
May 26, 1976
EF3
48 km
3.8 mi
0
May 25, 1976
EF3
59 km
0.1 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: CRITTENBERG COMPLEX (21,391 acres, 2022).
Year
Name
Acres Burned
Distance
2022
CRITTENBERG COMPLEX
21,391
88 km
2022
DEMPSEY
11,576
100 km
2022
BIG L
9,653
48 km
2006
HUCKABAY
9,100
64 km
2022
CHALK MOUNTAIN
6,461
22 km
2011
ROBINETTE
6,039
91 km
2011
UNNAMED
5,706
92 km
2018
SURPRISE
4,182
97 km
2011
BIG TRICKLE RANCH FIRE
3,623
10 km
2022
3 OAKS
3,294
91 km
2018
HARMAN ROAD
3,094
83 km
2008
UNNAMED
2,944
71 km
2011
EAST SIDWYNICKS
2,844
100 km
1993
UNNAMED
2,431
47 km
2018
FARMERS ROAD
2,383
77 km
2009
OWL CREEK
2,376
85 km
2011
UNNAMED
2,236
96 km
1996
UNNAMED
2,067
46 km
2005
200 MOUNTAIN RIDGE
2,051
57 km
2005
CARTER
1,898
67 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
44°F (7°C)
1.9 in
Coldest
February
49°F (10°C)
2.1 in
March
57°F (14°C)
2.6 in
April
65°F (18°C)
3.1 in
May
72°F (22°C)
4.9 in
Wettest
June
79°F (26°C)
3.6 in
July
85°F (29°C)
2.0 in
Warmest
August
83°F (28°C)
2.1 in
September
76°F (25°C)
3.5 in
October
66°F (19°C)
3.2 in
November
55°F (13°C)
2.1 in
December
47°F (8°C)
1.7 in
Driest
Walnut Springs has a seasonal temperature swing of 40°F / from 44°F in January to 85°F in July. Total annual precipitation is 32.7 inches, with May being the wettest month (4.9") and December the driest (1.7").