Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bouton experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 20°F in January while summers reach 75°F in July. The area gets 275 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 36.1 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 940 feet.
Temperature
20°F Jan (-7°C)75°F Jul (24°C)
Annual Average
48.9°F
9% below US avg
January Average
20°F (-7°C)
July Average
75°F (24°C)
Sunny Days
275 days/yr
Geography
Elevation
940 ft (287 m)
Area
0.1 sq mi (0.3 km²)
Population Density
1,573/sq mi
Coordinates
41.8512°N, 94.0106°W
Timezone
America/Chicago
County
Dallas County County
Nearest Airport
Des Moines International (DSM) 29 miles away
Precipitation & Snow
Annual Rainfall36.1"
5% below US avg
Wettest Month (Jun)4.88"
Driest Month (Jan)0.75"
Air Quality
AQI Median
43.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
60.6 / 100
Social Vulnerability
10.6 / 100
Community Resilience
98.1 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Very Low
Earthquake
Very Low
Wildfire
Very Low
Flood
Relatively Low
Hail
Relatively Moderate
Strong Wind
Relatively Moderate
Heat Wave
Relatively Low
Winter Weather
Relatively Moderate
Lightning
Relatively Low
Ice Storm
Relatively Moderate
Drought
Relatively High
Cold Wave
Relatively Low
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990.
Strongest on record: M2.7.
Jun 30, 2021
4 km E of Rembrandt, Iowa
M2.7
141 km
10 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
732 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 23 fatalities, 391 injuries.
Date
Rating
Distance
Path
Fatalities
Jun 13, 1976
EF5
15 km
21.3 mi
0
Jun 27, 1953
EF5
73 km
0.1 mi
1
Mar 5, 2022
EF4
71 km
70.6 mi
6
Apr 8, 1999
EF4
95 km
56.0 mi
0
May 27, 1995
EF4
54 km
30.0 mi
0
May 27, 1995
EF4
78 km
36.0 mi
0
May 27, 1995
EF4
93 km
57.0 mi
0
May 30, 1989
EF4
84 km
11.0 mi
0
May 24, 1989
EF4
45 km
66.0 mi
0
Sep 28, 1986
EF4
36 km
20.0 mi
0
Jun 28, 1979
EF4
99 km
14.9 mi
3
May 4, 1977
EF4
76 km
2.0 mi
0
Jun 18, 1974
EF4
35 km
15.3 mi
2
Jun 8, 1967
EF4
76 km
2.0 mi
0
May 5, 1965
EF4
63 km
9.9 mi
0
May 10, 1959
EF4
65 km
41.1 mi
0
Jun 9, 1954
EF4
76 km
9.9 mi
1
Jul 14, 2021
EF3
78 km
10.8 mi
0
Aug 20, 2019
EF3
77 km
5.4 mi
0
Jul 19, 2018
EF3
99 km
9.2 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
1 wildfire (100+ acres) recorded within 100 km.
Largest: NEAL SMITH WUI 2016 1 (1,050 acres, 2016).
Year
Name
Acres Burned
Distance
2016
NEAL SMITH WUI 2016 1
1,050
68 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
20°F (-7°C)
0.8 in
Coldest, Driest
February
25°F (-4°C)
0.9 in
March
37°F (3°C)
2.1 in
April
50°F (10°C)
3.2 in
May
61°F (16°C)
4.3 in
June
70°F (21°C)
4.9 in
Wettest
July
75°F (24°C)
3.8 in
Warmest
August
72°F (22°C)
4.0 in
September
64°F (18°C)
3.5 in
October
52°F (11°C)
2.5 in
November
36°F (2°C)
1.6 in
December
23°F (-5°C)
1.1 in
Bouton has a seasonal temperature swing of 55°F / from 20°F in January to 75°F in July. Total annual precipitation is 32.6 inches, with June being the wettest month (4.9") and January the driest (0.8").