Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Troy enjoys a temperate climate with an average annual temperature of 65°F (19°C). Winters average 46°F in January while summers reach 83°F in July. The area gets 303 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 38.1 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 724 feet.
Temperature
46°F Jan (8°C)83°F Jul (29°C)
Annual Average
65.4°F
21% above US avg
January Average
46°F (8°C)
July Average
83°F (29°C)
Sunny Days
303 days/yr
Geography
Elevation
724 ft (221 m)
Area
4.0 sq mi (10.4 km²)
Population Density
565/sq mi
Coordinates
31.1940°N, 97.3004°W
Timezone
America/Chicago
County
Bell County County
Nearest Airport
Draughon-Miller Central Texas Regional (TPL) 7 miles away
Precipitation & Snow
Annual Rainfall38.1"
0% below US avg
Snowfall0.1"
Wettest Month (May)4.61"
Driest Month (Jul)1.85"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
91.1 / 100
Social Vulnerability
29.9 / 100
Community Resilience
60.9 / 100
Hazard Breakdown
Tornado
Relatively High
Hurricane
Relatively Low
Earthquake
Very Low
Wildfire
Relatively Moderate
Flood
Relatively Moderate
Hail
Relatively High
Strong Wind
Relatively Moderate
Heat Wave
Relatively Moderate
Winter Weather
Relatively High
Lightning
Very High
Ice Storm
Relatively Moderate
Drought
Relatively Low
Cold Wave
Relatively High
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
28 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
144 km
3 km
Jun 24, 2012
3 km SSE of Briaroaks, Texas
M3.5
142 km
5 km
May 19, 2018
8 km NW of Venus, Texas
M3.4
144 km
5 km
Jan 18, 2012
9 km SSE of Godley, Texas
M3.3
132 km
5 km
Jun 15, 2012
5 km SSE of Briaroaks, Texas
M3.3
141 km
5 km
May 1, 2024
7 km S of Mansfield, Texas
M3.2
145 km
6 km
May 1, 2024
7 km SSW of Mansfield, Texas
M3.1
146 km
4 km
Jul 17, 2011
2 km ESE of Venus, Texas
M3.0
138 km
5 km
Sep 3, 2015
7 km NNE of Leander, Texas
M2.9
79 km
5 km
Dec 5, 2009
7 km S of Midlothian, Texas
M2.9
138 km
5 km
Jun 2, 2009
1 km WNW of Cleburne, Texas
M2.8
129 km
5 km
Jul 10, 2012
6 km NNE of Keene, Texas
M2.8
139 km
5 km
Jun 12, 2011
4 km NNW of Plum Grove, Texas
M2.7
119 km
5 km
Feb 24, 2013
6 km SSW of Oak Leaf, Texas
M2.7
147 km
5 km
Feb 4, 2016
7 km SSW of Mansfield, Texas
M2.7
146 km
9 km
Jul 6, 2012
5 km NE of Keene, Texas
M2.7
138 km
5 km
Jul 13, 2012
1 km WSW of Briaroaks, Texas
M2.7
145 km
5 km
Mar 10, 2013
6 km NNE of Godley, Texas
M2.7
147 km
4 km
Sep 12, 2016
5 km NNW of Venus, Texas
M2.6
144 km
5 km
Jun 7, 2009
6 km NNE of Rio Vista, Texas
M2.6
121 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
5 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 2.
Year
Name
Category
Max Wind
Closest
2024
Beryl
Category 1
92 mph
245 km
2017
Harvey
Category 2
75 mph
277 km
2008
Ike
Category 2
109 mph
192 km
2003
Claudette
Category 1
81 mph
291 km
1983
Alicia
Category 3
115 mph
240 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
468 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 166 fatalities, 1,015 injuries.
Date
Rating
Distance
Path
Fatalities
May 27, 1997
EF5
52 km
5.1 mi
27
May 6, 1973
EF5
51 km
10.6 mi
0
May 11, 1953
EF5
42 km
20.9 mi
114
Mar 10, 1973
EF4
58 km
23.3 mi
6
Mar 31, 1959
EF4
73 km
10.4 mi
6
Apr 21, 1952
EF4
37 km
2.3 mi
0
Apr 12, 2022
EF3
58 km
16.6 mi
0
Apr 13, 2019
EF3
67 km
32.5 mi
0
May 12, 2000
EF3
79 km
7.0 mi
2
May 27, 1997
EF3
14 km
3.7 mi
0
May 27, 1997
EF3
16 km
1.4 mi
0
May 27, 1997
EF3
87 km
9.2 mi
0
Apr 27, 1990
EF3
88 km
4.0 mi
0
Mar 14, 1990
EF3
24 km
9.0 mi
0
May 17, 1989
EF3
56 km
3.0 mi
1
May 9, 1981
EF3
90 km
5.2 mi
0
Apr 7, 1980
EF3
84 km
31.7 mi
1
May 11, 1978
EF3
91 km
7.2 mi
0
May 26, 1976
EF3
23 km
2.0 mi
2
May 25, 1976
EF3
91 km
0.1 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
16 wildfires (100+ acres) recorded within 100 km.
Largest: CRITTENBERG COMPLEX (21,391 acres, 2022).
Year
Name
Acres Burned
Distance
2022
CRITTENBERG COMPLEX
21,391
39 km
2011
ROBINETTE
6,039
42 km
2011
UNNAMED
5,706
36 km
2011
C#491
3,616
74 km
2018
HARMAN ROAD
3,094
66 km
2009
OWL CREEK
2,376
41 km
2011
UNNAMED
2,236
37 km
2006
BROWNS CREEK RANGE
1,889
41 km
2011
UNNAMED
1,581
46 km
2011
CORYELL COMPLEX
1,572
80 km
2008
BERTRAM
1,567
79 km
2008
HWY 195 FIRE
1,523
61 km
2008
CR 208
1,483
80 km
2009
UNNAMED
1,445
33 km
2005
UNNAMED
1,140
40 km
2011
CEDAR RIDGE
1,051
69 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
46°F (8°C)
1.9 in
Coldest
February
51°F (11°C)
2.5 in
March
59°F (15°C)
2.6 in
April
66°F (19°C)
3.0 in
May
74°F (23°C)
4.6 in
Wettest
June
80°F (27°C)
3.5 in
July
83°F (29°C)
1.9 in
Driest
August
84°F (29°C)
2.1 in
Warmest
September
78°F (26°C)
3.7 in
October
68°F (20°C)
3.6 in
November
57°F (14°C)
2.8 in
December
49°F (10°C)
2.4 in
Troy has a seasonal temperature swing of 38°F / from 46°F in January to 84°F in August. Total annual precipitation is 34.5 inches, with May being the wettest month (4.6") and July the driest (1.9").