Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jarrell enjoys a temperate climate with an average annual temperature of 67°F (20°C). Winters average 48°F in January while summers reach 84°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 37.1 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 892 feet.
Temperature
48°F Jan (9°C)84°F Jul (29°C)
Annual Average
67.1°F
24% above US avg
January Average
48°F (9°C)
July Average
84°F (29°C)
Sunny Days
303 days/yr
Geography
Elevation
892 ft (272 m)
Area
2.2 sq mi (5.8 km²)
Population Density
707/sq mi
Coordinates
30.8103°N, 97.6151°W
Timezone
America/Chicago
County
Williamson County County
Nearest Airport
Draughon-Miller Central Texas Regional (TPL) 27 miles away
Precipitation & Snow
Annual Rainfall37.1"
2% below US avg
Snowfall0.0"
Wettest Month (May)4.45"
Driest Month (Jul)1.73"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
90.1 / 100
Social Vulnerability
10.6 / 100
Community Resilience
87.9 / 100
Hazard Breakdown
Tornado
Relatively High
Hurricane
Relatively Low
Earthquake
Very Low
Wildfire
Relatively Low
Flood
Relatively Moderate
Hail
Relatively High
Strong Wind
Relatively Moderate
Heat Wave
Relatively Moderate
Winter Weather
Very High
Lightning
Relatively High
Ice Storm
Relatively Moderate
Drought
Relatively Moderate
Cold Wave
Relatively High
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M2.9.
Sep 3, 2015
7 km NNE of Leander, Texas
M2.9
28 km
5 km
Oct 20, 2017
5 km W of Flatonia, Texas
M2.9
133 km
3 km
Apr 2, 2024
4 km SSW of Round Top, Texas
M2.5
124 km
17 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
6 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2024
Beryl
Category 1
92 mph
229 km
2021
Nicholas
Category 1
75 mph
290 km
2017
Harvey
Category 3
121 mph
237 km
2008
Ike
Category 2
109 mph
222 km
2003
Claudette
Category 1
92 mph
255 km
1983
Alicia
Category 3
115 mph
238 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
459 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 152 fatalities, 903 injuries.
Date
Rating
Distance
Path
Fatalities
May 27, 1997
EF5
1 km
5.1 mi
27
May 6, 1973
EF5
92 km
10.6 mi
0
May 11, 1953
EF5
93 km
20.9 mi
114
May 27, 1997
EF4
62 km
5.6 mi
1
Apr 21, 1952
EF4
78 km
2.3 mi
0
Apr 12, 2022
EF3
19 km
16.6 mi
0
Apr 13, 2019
EF3
88 km
32.5 mi
0
Mar 10, 2000
EF3
100 km
21.0 mi
0
May 27, 1997
EF3
35 km
9.2 mi
0
May 27, 1997
EF3
42 km
1.4 mi
0
May 27, 1997
EF3
63 km
3.7 mi
0
May 13, 1994
EF3
68 km
3.5 mi
0
Mar 14, 1990
EF3
31 km
9.0 mi
0
May 17, 1989
EF3
5 km
3.0 mi
1
Apr 7, 1980
EF3
33 km
31.7 mi
1
May 26, 1976
EF3
37 km
2.0 mi
2
Mar 10, 1973
EF3
59 km
7.8 mi
0
May 10, 1959
EF3
60 km
11.0 mi
0
May 10, 1959
EF3
97 km
15.8 mi
0
Apr 24, 1957
EF3
65 km
14.7 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: BASTROP COUNTY COMPLEX (31,838 acres, 2011).
Year
Name
Acres Burned
Distance
2011
BASTROP COUNTY COMPLEX
31,838
84 km
2022
CRITTENBERG COMPLEX
21,391
52 km
2011
ROBINETTE
6,039
49 km
2011
UNNAMED
5,706
47 km
2011
SPICEWOOD
4,239
65 km
2015
HIDDEN PINES
3,807
91 km
1984
STEWAIT
3,696
90 km
2022
3 OAKS
3,294
95 km
2018
HARMAN ROAD
3,094
67 km
2009
OWL CREEK
2,376
55 km
2011
UNNAMED
2,236
43 km
2002
UNNAMED
2,234
74 km
2006
BROWNS CREEK RANGE
1,889
54 km
2000
CHEROKEE FIRE
1,597
93 km
2011
UNNAMED
1,581
46 km
2011
CORYELL COMPLEX
1,572
83 km
2008
BERTRAM
1,567
35 km
2008
HWY 195 FIRE
1,523
12 km
2006
MONAHAM FIRE
1,484
98 km
2008
CR 208
1,483
47 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
48°F (9°C)
2.0 in
Coldest
February
52°F (11°C)
2.6 in
March
59°F (15°C)
2.2 in
April
66°F (19°C)
3.1 in
May
74°F (23°C)
4.5 in
Wettest
June
80°F (27°C)
3.5 in
July
84°F (29°C)
1.7 in
Warmest, Driest
August
84°F (29°C)
2.0 in
September
78°F (26°C)
4.1 in
October
69°F (20°C)
3.5 in
November
58°F (14°C)
2.7 in
December
50°F (10°C)
2.1 in
Jarrell has a seasonal temperature swing of 36°F / from 48°F in January to 84°F in July. Total annual precipitation is 33.9 inches, with May being the wettest month (4.5") and July the driest (1.7").