Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Powell enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 48°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 39.3 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 370 feet.
Temperature
48°F Jan (9°C)85°F Jul (29°C)
Annual Average
67.0°F
24% above US avg
January Average
48°F (9°C)
July Average
85°F (29°C)
Sunny Days
330 days/yr
Geography
Elevation
370 ft (113 m)
Area
1.2 sq mi (3.1 km²)
Population Density
56/sq mi
Coordinates
32.1099°N, 96.3220°W
Timezone
America/Chicago
County
Navarro County County
Nearest Airport
Tyler Pounds Regional (TYR) 56 miles away
Precipitation & Snow
Annual Rainfall39.3"
4% above US avg
Wettest Month (May)4.88"
Driest Month (Jul)2.01"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
75.3 / 100
Social Vulnerability
71.6 / 100
Community Resilience
27.5 / 100
Hazard Breakdown
Tornado
Relatively High
Hurricane
Relatively Low
Earthquake
Very Low
Wildfire
Relatively Low
Flood
Relatively Low
Hail
Relatively Moderate
Strong Wind
Relatively High
Heat Wave
Relatively Moderate
Winter Weather
Relatively Low
Lightning
Relatively Moderate
Ice Storm
Relatively Moderate
Drought
Relatively Low
Cold Wave
Relatively Moderate
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
79 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
84 km
3 km
Dec 8, 2013
0 km NNE of Sanctuary, Texas
M3.6
148 km
5 km
Nov 20, 2013
1 km NNW of Azle, Texas
M3.6
146 km
5 km
Jan 7, 2015
6 km NE of Irving, Texas
M3.6
98 km
5 km
Jan 6, 2015
4 km ENE of Irving, Texas
M3.5
97 km
6 km
Jun 24, 2012
3 km SSE of Briaroaks, Texas
M3.5
100 km
5 km
Mar 29, 2025
13 km NNE of Wells, Texas
M3.5
149 km
7 km
May 31, 1997
3 km ESE of Neylandville, Texas
M3.4
124 km
5 km
May 19, 2018
8 km NW of Venus, Texas
M3.4
90 km
5 km
Sep 30, 2012
4 km NW of Irving, Texas
M3.4
102 km
5 km
Apr 2, 2015
5 km NNE of Irving, Texas
M3.3
101 km
8 km
May 16, 2009
5 km NNW of Grand Prairie, Texas
M3.3
100 km
9 km
May 18, 2015
5 km N of Irving, Texas
M3.3
103 km
5 km
Jun 15, 2012
5 km SSE of Briaroaks, Texas
M3.3
98 km
5 km
Jan 18, 2012
9 km SSE of Godley, Texas
M3.3
113 km
5 km
May 3, 2015
4 km N of Irving, Texas
M3.2
101 km
5 km
May 1, 2024
7 km S of Mansfield, Texas
M3.2
89 km
6 km
May 1, 2024
7 km SSW of Mansfield, Texas
M3.1
92 km
4 km
Nov 29, 2013
1 km S of Pelican Bay, Texas
M3.1
143 km
5 km
Sep 30, 2012
1 km W of Irving, Texas
M3.1
99 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
3 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 2.
Year
Name
Category
Max Wind
Closest
2008
Ike
Category 2
98 mph
157 km
2005
Rita
Category 3
115 mph
277 km
1983
Alicia
Category 1
92 mph
279 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
602 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 166 fatalities, 2,155 injuries.
Date
Rating
Distance
Path
Fatalities
May 11, 1953
EF5
100 km
20.9 mi
114
Apr 29, 2017
EF4
33 km
21.4 mi
2
Dec 26, 2015
EF4
80 km
13.0 mi
10
Apr 25, 1994
EF4
68 km
6.0 mi
3
May 26, 1976
EF4
92 km
18.8 mi
0
Mar 10, 1973
EF4
80 km
23.3 mi
6
Mar 31, 1959
EF4
90 km
10.4 mi
6
Apr 29, 2017
EF3
53 km
39.7 mi
2
Dec 26, 2015
EF3
68 km
8.5 mi
0
May 10, 2015
EF3
74 km
10.2 mi
2
Apr 3, 2012
EF3
73 km
7.7 mi
0
Apr 26, 1991
EF3
97 km
3.0 mi
0
Apr 27, 1990
EF3
59 km
4.0 mi
0
Nov 15, 1987
EF3
82 km
10.5 mi
1
Nov 15, 1987
EF3
99 km
33.0 mi
4
Dec 13, 1984
EF3
74 km
10.0 mi
0
Oct 13, 1981
EF3
24 km
7.2 mi
0
May 9, 1981
EF3
44 km
15.0 mi
0
May 9, 1981
EF3
68 km
5.2 mi
0
Feb 23, 1979
EF3
78 km
10.3 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
5 wildfires (100+ acres) recorded within 100 km.
Largest: S839 CONCORD ROBBINS (4,388 acres, 2011).
Year
Name
Acres Burned
Distance
2011
S839 CONCORD ROBBINS
4,388
99 km
2011
C#491
3,616
65 km
2011
495
1,606
71 km
2011
HENDERSON 475
1,379
83 km
2011
507
1,121
83 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
48°F (9°C)
2.5 in
Coldest
February
50°F (10°C)
3.1 in
March
58°F (14°C)
3.3 in
April
65°F (18°C)
3.5 in
May
73°F (23°C)
4.9 in
Wettest
June
80°F (26°C)
3.4 in
July
85°F (29°C)
2.0 in
Warmest, Driest
August
84°F (29°C)
2.1 in
September
78°F (25°C)
3.6 in
October
68°F (20°C)
4.2 in
November
57°F (14°C)
3.4 in
December
49°F (9°C)
3.4 in
Powell has a seasonal temperature swing of 37°F / from 48°F in January to 85°F in July. Total annual precipitation is 39.3 inches, with May being the wettest month (4.9") and July the driest (2.0").