Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Danbury has a warm climate with an average annual temperature of 71°F (22°C). Winters average 56°F in January while summers reach 84°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 53.4 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 22 feet.
Temperature
56°F Jan (13°C)84°F Jul (29°C)
Annual Average
70.9°F
31% above US avg
January Average
56°F (13°C)
July Average
84°F (29°C)
Sunny Days
314 days/yr
Geography
Elevation
22 ft (7 m)
Area
1.0 sq mi (2.5 km²)
Population Density
1,723/sq mi
Coordinates
29.2274°N, 95.3462°W
Timezone
America/Chicago
County
Brazoria County County
Nearest Airport
Texas Gulf Coast Regional (LJN) 11 miles away
Precipitation & Snow
Annual Rainfall53.4"
40% above US avg
Snowfall0.0"
Wettest Month (Sep)6.54"
Driest Month (Mar)2.95"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
93.6 / 100
Social Vulnerability
24.0 / 100
Community Resilience
82.0 / 100
Hazard Breakdown
Tornado
Relatively High
Hurricane
Relatively High
Earthquake
Very Low
Wildfire
Relatively Low
Flood
Relatively High
Hail
Relatively Low
Strong Wind
Relatively Moderate
Heat Wave
Relatively Moderate
Winter Weather
Very Low
Lightning
Relatively High
Ice Storm
Relatively High
Drought
Relatively Moderate
Cold Wave
Relatively Moderate
Landslide
Very Low
Coastal Flood
Relatively Moderate
Source: FEMA National Risk Index v1.20 (Dec 2025)
Hurricane History
17 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2024
Francine
Category 2
92 mph
285 km
2024
Beryl
Category 1
92 mph
64 km
2021
Nicholas
Category 1
75 mph
59 km
2020
Laura
Category 4
150 mph
208 km
2020
Delta
Category 3
115 mph
180 km
2020
Hanna
Category 1
92 mph
238 km
2017
Harvey
Category 4
132 mph
198 km
2008
Ike
Category 2
109 mph
63 km
2007
Humberto
Category 1
92 mph
73 km
2005
Rita
Category 3
127 mph
167 km
2003
Claudette
Category 1
92 mph
104 km
1989
Jerry
Category 1
86 mph
34 km
1989
Chantal
Category 1
81 mph
101 km
1986
Bonnie
Category 1
86 mph
119 km
1985
Juan
Category 1
86 mph
228 km
1985
Danny
Category 1
92 mph
257 km
1983
Alicia
Category 3
115 mph
20 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
687 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 27 fatalities, 748 injuries.
Date
Rating
Distance
Path
Fatalities
Nov 21, 1992
EF4
56 km
30.0 mi
0
Sep 12, 1961
EF4
56 km
1.0 mi
8
Dec 28, 2024
EF3
78 km
67.9 mi
0
Jan 24, 2023
EF3
42 km
23.3 mi
0
Mar 30, 2002
EF3
54 km
0.7 mi
0
Nov 21, 1992
EF3
92 km
32.0 mi
0
Feb 5, 1986
EF3
91 km
5.0 mi
2
Dec 13, 1977
EF3
62 km
25.1 mi
1
Mar 8, 1976
EF3
18 km
12.7 mi
0
Oct 28, 1974
EF3
61 km
3.3 mi
1
Sep 13, 1974
EF3
55 km
3.6 mi
0
Sep 8, 1969
EF3
54 km
0.8 mi
0
May 27, 1969
EF3
88 km
1.5 mi
3
Apr 11, 1969
EF3
56 km
2.0 mi
0
Aug 18, 1967
EF3
47 km
0.5 mi
0
Apr 18, 1966
EF3
20 km
2.0 mi
0
Mar 28, 1966
EF3
99 km
9.3 mi
0
Apr 19, 1965
EF3
68 km
0.2 mi
1
Nov 22, 1961
EF3
74 km
2.0 mi
0
Sep 12, 1961
EF3
46 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: WF FROZEN POINT (5,738 acres, 2012).
Year
Name
Acres Burned
Distance
2012
WF FROZEN POINT
5,738
90 km
2000
JACKSON DIT
5,402
94 km
2017
TXTMR FY17 RX WHARTON
5,175
17 km
2010
WHARTON
5,084
17 km
1998
UNNAMED
4,502
95 km
2009
AHR EAST POST IKE RX 09
4,500
98 km
2005
YELLOW RAIL PRAIRIE
4,358
90 km
2002
S RES CAMPBELL
4,352
96 km
2008
COW TRAP 2008
4,335
49 km
2017
2018 NORTH SARGENT WF
3,959
53 km
2009
CHOCOLATE BAYOU UNIT
3,790
14 km
1987
FRED
3,635
92 km
2017
TXAHR FY17 RX JACKSON DITCH
3,629
96 km
2020
CHOCOLATE BAYOU
3,623
14 km
1997
MOUND
3,402
17 km
2009
ROAD PASTURE 2009
3,197
42 km
1992
SMITH MARSH
3,057
51 km
2006
CATTAILS
3,046
47 km
2007
08 JACKSON DITCH RX
2,782
97 km
2002
ROBERT MUEL
2,693
94 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
56°F (13°C)
4.0 in
February
55°F (13°C)
3.2 in
March
62°F (17°C)
3.0 in
Driest
April
68°F (20°C)
3.0 in
May
75°F (24°C)
4.8 in
June
81°F (27°C)
6.1 in
July
84°F (29°C)
5.0 in
Warmest
August
83°F (28°C)
4.7 in
September
79°F (26°C)
6.5 in
Wettest
October
71°F (22°C)
4.1 in
November
62°F (17°C)
4.5 in
December
55°F (13°C)
3.8 in
Coldest
Danbury has a seasonal temperature swing of 28°F / from 55°F in December to 84°F in July. Total annual precipitation is 52.6 inches, with September being the wettest month (6.5") and March the driest (3.0").