Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lago Vista has a warm climate with an average annual temperature of 77°F (25°C). Winters average 60°F in January while summers reach 89°F in July. The area gets 323 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 19.5 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 312 feet.
Temperature
60°F Jan (16°C)89°F Jul (32°C)
Annual Average
76.6°F
42% above US avg
January Average
60°F (16°C)
July Average
89°F (32°C)
Sunny Days
323 days/yr
Geography
Elevation
312 ft (95 m)
Area
0.2 sq mi (0.4 km²)
Population Density
21,230/sq mi
Coordinates
26.5643°N, 99.1078°W
Timezone
America/Chicago
County
Zapata County County
Nearest Airport
Mc Allen International (MFE) 62 miles away
Precipitation & Snow
Annual Rainfall19.5"
49% below US avg
Snowfall0.0"
Wettest Month (Sep)4.17"
Driest Month (Mar)0.63"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Very Low
Risk Score
31.4 / 100
Social Vulnerability
96.8 / 100
Community Resilience
0.5 / 100
Hazard Breakdown
Tornado
Very Low
Hurricane
Relatively Low
Earthquake
Very Low
Wildfire
Relatively Low
Flood
Very Low
Hail
Relatively Low
Strong Wind
Very Low
Heat Wave
Relatively Low
Winter Weather
Very Low
Lightning
Very Low
Ice Storm
Very Low
Drought
Relatively Low
Cold Wave
Relatively High
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
12 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M4.4.
Jun 14, 2009
35 km E of Ciudad General Terán, Mexico
M4.4
143 km
18 km
Mar 18, 2014
18 km E of Pueblo Nuevo, Mexico
M4.1
131 km
1 km
Jan 19, 2014
12 km SSW of China, Mexico
M4.1
110 km
12 km
Dec 22, 2013
19 km NE of Ciudad General Terán, Mexico
M4.0
138 km
37 km
Feb 11, 2014
31 km SSE of China, Mexico
M4.0
126 km
41 km
Mar 4, 2014
27 km SE of Los Ramones, Mexico
M4.0
122 km
5 km
Nov 25, 2013
23 km SE of Los Ramones, Mexico
M4.0
122 km
10 km
Mar 2, 2014
15 km SW of China, Mexico
M4.0
110 km
8 km
Nov 30, 2013
26 km SE of Los Ramones, Mexico
M3.9
123 km
2 km
Mar 5, 2014
18 km SSW of China, Mexico
M3.9
115 km
10 km
Nov 26, 2013
22 km S of China, Mexico
M3.6
119 km
37 km
Aug 30, 2016
11 km N of Los Ramones, Mexico
M3.6
101 km
38 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
10 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2020
Hanna
Category 1
92 mph
110 km
2017
Harvey
Category 4
132 mph
266 km
2010
Alex
Category 2
109 mph
283 km
2008
Dolly
Category 2
98 mph
130 km
2005
Emily
Category 3
127 mph
179 km
2003
Erika
Category 1
75 mph
214 km
1999
Bret
Category 4
144 mph
116 km
1988
Gilbert
Category 4
132 mph
221 km
1983
Barry
Category 1
81 mph
206 km
1980
Allen
Category 4
144 mph
70 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
42 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF3. Total: 61 injuries.
Date
Rating
Distance
Path
Fatalities
Mar 15, 1983
EF3
97 km
6.1 mi
0
Apr 19, 1965
EF3
79 km
1.5 mi
0
May 5, 1991
EF2
63 km
1.0 mi
0
Jun 29, 1971
EF2
96 km
0.3 mi
0
May 23, 1970
EF2
41 km
4.5 mi
0
May 23, 1970
EF2
41 km
4.5 mi
0
Apr 26, 1967
EF2
75 km
40.2 mi
0
Apr 5, 1961
EF2
87 km
2.5 mi
0
Sep 7, 1956
EF2
41 km
0.1 mi
0
Jul 2, 2010
EF1
92 km
1.9 mi
0
Jul 16, 2007
EF1
96 km
1.0 mi
0
Apr 30, 2003
EF1
75 km
0.3 mi
0
May 21, 2001
EF1
87 km
0.2 mi
0
May 21, 2001
EF1
86 km
0.1 mi
0
Jun 14, 1994
EF1
71 km
0.5 mi
0
Sep 7, 1983
EF1
63 km
2.0 mi
0
Aug 29, 1981
EF1
89 km
2.0 mi
0
Aug 10, 1980
EF1
75 km
1.0 mi
0
May 22, 1977
EF1
98 km
0.1 mi
0
Sep 13, 1970
EF1
90 km
1.0 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: BURNS RANCH FIRE (58,395 acres, 2008).
Year
Name
Acres Burned
Distance
2008
BURNS RANCH FIRE
58,395
89 km
2011
SMAC
19,449
99 km
2017
HOPPER
7,150
96 km
2022
BLANKET
5,823
94 km
2021
NORTH JONES
3,541
86 km
2023
JENNINGS
3,494
64 km
2008
UNNAMED
3,389
54 km
2008
DANA
3,127
93 km
2008
JONES RANCH
2,998
57 km
2005
2686
2,979
32 km
2009
HOPPER
2,929
95 km
2021
JONES
2,178
82 km
2010
ENCINITOS RANCH
1,967
78 km
2011
ENCINITOS
1,748
81 km
2008
UNNAMED
1,633
98 km
2023
FLORIDA
1,514
95 km
2008
SAN RAFAEL RANCH
1,407
65 km
2005
BORREGO
1,392
54 km
2004
ROMAN COMPLEX
1,241
32 km
2022
LA PALOMA
1,214
57 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
60°F (16°C)
0.8 in
February
61°F (16°C)
1.1 in
March
69°F (21°C)
0.6 in
Driest
April
75°F (24°C)
1.5 in
May
81°F (27°C)
2.8 in
June
85°F (30°C)
2.5 in
July
89°F (32°C)
1.7 in
Warmest
August
87°F (30°C)
2.2 in
September
83°F (28°C)
4.2 in
Wettest
October
75°F (24°C)
2.1 in
November
66°F (19°C)
0.9 in
December
59°F (15°C)
0.9 in
Coldest
Lago Vista has a seasonal temperature swing of 30°F / from 59°F in December to 89°F in July. Total annual precipitation is 21.4 inches, with September being the wettest month (4.2") and March the driest (0.6").