Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Pattison has a warm climate with an average annual temperature of 71°F (21°C). Winters average 54°F in January while summers reach 85°F in July. The area gets 314 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 51.1 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 169 feet.
Temperature
54°F Jan (12°C)85°F Jul (30°C)
Annual Average
70.6°F
31% above US avg
January Average
54°F (12°C)
July Average
85°F (30°C)
Sunny Days
314 days/yr
Geography
Elevation
169 ft (52 m)
Area
3.5 sq mi (9.1 km²)
Population Density
195/sq mi
Coordinates
29.8184°N, 95.9764°W
Timezone
America/Chicago
County
Fort Bend County County
Nearest Airport
Sugar Land Regional (SGR) 23 miles away
Precipitation & Snow
Annual Rainfall51.1"
35% above US avg
Snowfall0.0"
Wettest Month (Sep)4.80"
Driest Month (Mar)2.32"
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
6 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
101 km
5 km
Mar 4, 2019
11 km SE of Cuero, Texas
M3.0
148 km
5 km
Oct 20, 2017
5 km W of Flatonia, Texas
M2.9
116 km
3 km
Jan 4, 1995
1 km NW of Hallettsville, Texas
M2.7
103 km
5 km
Aug 24, 2021
3 km NNW of Hallettsville, Texas
M2.6
102 km
5 km
Apr 2, 2024
4 km SSW of Round Top, Texas
M2.5
74 km
17 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
14 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
58 km
2021
Nicholas
Category 1
75 mph
116 km
2020
Laura
Category 4
150 mph
258 km
2020
Delta
Category 3
115 mph
256 km
2017
Harvey
Category 4
132 mph
179 km
2008
Ike
Category 2
109 mph
92 km
2007
Humberto
Category 1
92 mph
150 km
2005
Rita
Category 3
121 mph
196 km
2003
Claudette
Category 1
92 mph
163 km
1989
Chantal
Category 1
81 mph
154 km
1989
Jerry
Category 1
86 mph
117 km
1986
Bonnie
Category 1
86 mph
162 km
1985
Juan
Category 1
86 mph
294 km
1983
Alicia
Category 3
115 mph
48 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
755 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 21 fatalities, 574 injuries.
Date
Rating
Distance
Path
Fatalities
Nov 21, 1992
EF4
68 km
30.0 mi
0
Dec 28, 2024
EF3
72 km
10.3 mi
0
Jan 24, 2023
EF3
75 km
23.3 mi
0
Mar 30, 2002
EF3
95 km
0.7 mi
0
Mar 10, 2000
EF3
95 km
21.0 mi
0
Nov 21, 1992
EF3
89 km
32.0 mi
0
Feb 5, 1986
EF3
47 km
5.0 mi
2
Dec 13, 1977
EF3
67 km
25.1 mi
1
Mar 8, 1976
EF3
73 km
12.7 mi
0
Oct 28, 1974
EF3
93 km
3.3 mi
1
Sep 13, 1974
EF3
34 km
3.6 mi
0
Sep 8, 1969
EF3
74 km
0.8 mi
0
Dec 12, 1968
EF3
77 km
6.2 mi
0
Sep 20, 1967
EF3
94 km
2.0 mi
0
Sep 20, 1967
EF3
99 km
0.1 mi
0
Sep 20, 1967
EF3
25 km
19.9 mi
0
Sep 20, 1967
EF3
25 km
19.9 mi
0
Apr 18, 1966
EF3
98 km
2.0 mi
0
Mar 28, 1966
EF3
53 km
9.3 mi
0
Sep 22, 1965
EF3
51 km
0.8 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
48 km
2019
UNNAMED
6,349
80 km
2011
DYER MILL
5,170
54 km
2013
UNNAMED
5,033
88 km
2020
C-38/39/40
4,708
81 km
2013
UNNAMED
4,218
86 km
2017
UNNAMED
4,195
90 km
2016
UNNAMED
4,014
81 km
2022
UNNAMED
3,972
82 km
2010
RX BURN C 36 39
3,832
82 km
2013
UNNAMED
3,489
80 km
2011
BAILEY
3,136
48 km
2010
RX BURN C-61 WMA
3,103
88 km
2010
RX BURN COMPARTMENT 22-23-24
3,012
88 km
2016
UNNAMED
2,832
87 km
2021
C-8/9
2,722
79 km
2019
COMPARTMENT 8
2,712
88 km
2016
UNNAMED
2,532
88 km
2024
SHNF COMP 39/40 RX
2,480
82 km
2024
SHNF COMP 1 / 2 / 3 RX
2,292
87 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
54°F (12°C)
3.0 in
Coldest
February
54°F (12°C)
2.9 in
March
61°F (16°C)
2.3 in
Driest
April
67°F (20°C)
2.7 in
May
75°F (24°C)
4.7 in
June
81°F (27°C)
4.2 in
July
85°F (30°C)
2.9 in
Warmest
August
83°F (28°C)
3.3 in
September
79°F (26°C)
4.8 in
Wettest
October
70°F (21°C)
3.7 in
November
61°F (16°C)
3.8 in
December
54°F (12°C)
3.2 in
Pattison has a seasonal temperature swing of 32°F / from 54°F in January to 85°F in July. Total annual precipitation is 41.6 inches, with September being the wettest month (4.8") and March the driest (2.3").