Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Cinco Ranch has a warm climate with an average annual temperature of 71°F (22°C). Winters average 55°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 49.7 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 112 feet.
Temperature
55°F Jan (13°C)85°F Jul (30°C)
Annual Average
71.1°F
32% above US avg
January Average
55°F (13°C)
July Average
85°F (30°C)
Sunny Days
330 days/yr
Geography
Elevation
112 ft (34 m)
Area
4.5 sq mi (11.7 km²)
Population Density
4,244/sq mi
Coordinates
29.7399°N, 95.7607°W
Timezone
America/Chicago
County
Fort Bend County County
Nearest Airport
Sugar Land Regional (SGR) 10 miles away
Precipitation & Snow
Annual Rainfall49.7"
31% above US avg
Wettest Month (Sep)4.92"
Driest Month (Mar)2.44"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively High
Risk Score
97.5 / 100
Social Vulnerability
17.0 / 100
Community Resilience
70.1 / 100
Hazard Breakdown
Tornado
Very High
Hurricane
Relatively High
Earthquake
Relatively Low
Wildfire
Relatively Low
Flood
Relatively High
Hail
Relatively Moderate
Strong Wind
Relatively High
Heat Wave
Relatively High
Winter Weather
Relatively Low
Lightning
Very High
Ice Storm
Relatively High
Drought
Relatively Moderate
Cold Wave
Relatively High
Landslide
Very Low
Coastal Flood
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
5 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.1.
Feb 19, 2015
3 km N of Hallettsville, Texas
M3.1
118 km
5 km
Oct 20, 2017
5 km W of Flatonia, Texas
M2.9
136 km
3 km
Jan 4, 1995
1 km NW of Hallettsville, Texas
M2.7
119 km
5 km
Aug 24, 2021
3 km NNW of Hallettsville, Texas
M2.6
119 km
5 km
Apr 2, 2024
4 km SSW of Round Top, Texas
M2.5
96 km
17 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
16 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
54 km
2021
Nicholas
Category 1
75 mph
105 km
2020
Laura
Category 4
150 mph
238 km
2020
Delta
Category 3
115 mph
234 km
2020
Hanna
Category 1
81 mph
294 km
2017
Harvey
Category 4
132 mph
189 km
2008
Ike
Category 2
109 mph
82 km
2007
Humberto
Category 1
92 mph
127 km
2005
Rita
Category 3
121 mph
181 km
2003
Claudette
Category 1
92 mph
162 km
1989
Chantal
Category 1
81 mph
132 km
1989
Jerry
Category 1
86 mph
95 km
1986
Bonnie
Category 1
86 mph
142 km
1985
Danny
Category 1
92 mph
296 km
1985
Juan
Category 1
86 mph
272 km
1983
Alicia
Category 3
115 mph
26 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
803 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 22 fatalities, 594 injuries.
Date
Rating
Distance
Path
Fatalities
Nov 21, 1992
EF4
46 km
30.0 mi
0
Dec 28, 2024
EF3
62 km
10.3 mi
0
Jan 24, 2023
EF3
52 km
23.3 mi
0
Mar 30, 2002
EF3
73 km
0.7 mi
0
Nov 21, 1992
EF3
73 km
32.0 mi
0
Feb 5, 1986
EF3
38 km
5.0 mi
2
Dec 13, 1977
EF3
47 km
25.1 mi
1
Mar 8, 1976
EF3
52 km
12.7 mi
0
Oct 28, 1974
EF3
72 km
3.3 mi
1
Sep 13, 1974
EF3
18 km
3.6 mi
0
Sep 8, 1969
EF3
52 km
0.8 mi
0
Dec 12, 1968
EF3
72 km
6.2 mi
0
Sep 20, 1967
EF3
46 km
19.9 mi
0
Sep 20, 1967
EF3
46 km
19.9 mi
0
Aug 18, 1967
EF3
89 km
0.5 mi
0
Apr 18, 1966
EF3
80 km
2.0 mi
0
Mar 28, 1966
EF3
64 km
9.3 mi
0
Sep 22, 1965
EF3
54 km
0.8 mi
0
Apr 19, 1965
EF3
40 km
0.2 mi
1
Nov 22, 1961
EF3
49 km
2.0 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: RILEY ROAD (18,999 acres, 2011).
Year
Name
Acres Burned
Distance
2011
RILEY ROAD
18,999
55 km
2019
UNNAMED
6,349
86 km
2017
TXTMR FY17 RX WHARTON
5,175
85 km
2011
DYER MILL
5,170
64 km
2010
WHARTON
5,084
85 km
2013
UNNAMED
5,033
90 km
2020
C-38/39/40
4,708
84 km
2013
UNNAMED
4,218
91 km
2017
UNNAMED
4,195
92 km
2016
UNNAMED
4,014
83 km
2022
UNNAMED
3,972
84 km
2010
RX BURN C 36 39
3,832
84 km
2009
CHOCOLATE BAYOU UNIT
3,790
82 km
2020
CHOCOLATE BAYOU
3,623
82 km
2013
UNNAMED
3,489
86 km
1997
MOUND
3,402
87 km
2009
ROAD PASTURE 2009
3,197
95 km
2011
BAILEY
3,136
69 km
2010
RX BURN C-61 WMA
3,103
89 km
2010
RX BURN COMPARTMENT 22-23-24
3,012
93 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
55°F (13°C)
3.2 in
February
54°F (12°C)
3.0 in
Coldest
March
62°F (16°C)
2.4 in
Driest
April
68°F (20°C)
2.8 in
May
75°F (24°C)
4.7 in
June
81°F (27°C)
4.4 in
July
85°F (30°C)
3.3 in
Warmest
August
84°F (29°C)
3.6 in
September
80°F (26°C)
4.9 in
Wettest
October
71°F (22°C)
3.7 in
November
62°F (16°C)
3.9 in
December
54°F (12°C)
3.3 in
Cinco Ranch has a seasonal temperature swing of 31°F / from 54°F in February to 85°F in July. Total annual precipitation is 43.1 inches, with September being the wettest month (4.9") and March the driest (2.4").