Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Osborn experiences four distinct seasons with an average annual temperature of 53°F (11°C). Winters average 25°F in January while summers reach 77°F in July. The area gets 270 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. The area receives 3.5 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 1,040 feet.
Temperature
25°F Jan (-4°C)77°F Jul (25°C)
Annual Average
52.5°F
3% below US avg
January Average
25°F (-4°C)
July Average
77°F (25°C)
Sunny Days
270 days/yr
Geography
Elevation
1,040 ft (317 m)
Area
0.6 sq mi (1.5 km²)
Population Density
647/sq mi
Coordinates
39.7495°N, 94.3558°W
Timezone
America/Chicago
Nearest Airport
Kansas City International (MCI) 37 miles away
Precipitation & Snow
Annual Rainfall36.1"
5% below US avg
Snowfall3.5"
Wettest Month (Sep)4.84"
Driest Month (Feb)0.98"
Air Quality
AQI Median
41.0
Rating
Good
Earthquake History
8 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.6.
Dec 17, 2009
2 km NW of Auburn, Nebraska
M3.6
148 km
5 km
Jul 16, 2004
6 km SSE of Riverton, Iowa
M3.5
141 km
5 km
May 18, 2005
Missouri
M3.3
147 km
5 km
Mar 23, 2007
5 km N of Nortonville, Kansas
M3.1
90 km
5 km
Feb 11, 1995
6 km E of Clearmont, Missouri
M3.1
98 km
5 km
May 13, 1999
6 km WSW of Kansas City, Kansas
M3.0
78 km
5 km
Mar 31, 1993
2 km SE of Nemaha, Nebraska
M2.9
127 km
5 km
Jul 15, 2025
3 km W of Hale, Missouri
M2.5
85 km
8 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
498 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 17 fatalities, 336 injuries.
Date
Rating
Distance
Path
Fatalities
May 29, 2004
EF4
17 km
22.0 mi
3
May 4, 2003
EF4
86 km
21.0 mi
2
May 4, 2003
EF4
59 km
5.0 mi
0
Jun 7, 1984
EF4
80 km
134.0 mi
3
May 4, 1977
EF4
59 km
12.0 mi
0
May 4, 1977
EF4
57 km
48.6 mi
0
Apr 23, 1975
EF4
34 km
11.4 mi
1
Apr 21, 1973
EF4
94 km
14.6 mi
0
Jun 8, 1966
EF4
96 km
19.9 mi
1
May 7, 1961
EF4
81 km
26.2 mi
0
Mar 6, 2017
EF3
89 km
17.7 mi
0
May 2, 2008
EF3
52 km
0.9 mi
0
May 29, 2004
EF3
48 km
7.0 mi
0
Apr 11, 2001
EF3
70 km
76.5 mi
0
May 27, 1995
EF3
96 km
30.4 mi
0
Apr 26, 1984
EF3
100 km
32.0 mi
0
May 4, 1977
EF3
91 km
26.2 mi
1
Apr 23, 1975
EF3
86 km
14.0 mi
0
Jun 26, 1969
EF3
68 km
10.1 mi
0
Apr 21, 1967
EF3
59 km
14.6 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
7 wildfires (100+ acres) recorded within 100 km.
Largest: MOSQR-FY20-RX-WUI (964 acres, 2020).
Year
Name
Acres Burned
Distance
2020
MOSQR-FY20-RX-WUI
964
87 km
2012
HIGHWAY E
897
48 km
2016
SQR BM SL DESOTO 2016 WUI RX
866
86 km
1988
NORTH POOL
698
87 km
2020
UNNAMED
645
86 km
2009
UNIT 6
625
85 km
2002
SCRDGRS 6
536
85 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
25°F (-4°C)
1.1 in
Coldest
February
31°F (-1°C)
1.0 in
Driest
March
42°F (6°C)
2.4 in
April
53°F (12°C)
3.2 in
May
63°F (17°C)
4.6 in
June
72°F (22°C)
4.4 in
July
77°F (25°C)
4.0 in
Warmest
August
75°F (24°C)
4.0 in
September
67°F (19°C)
4.8 in
Wettest
October
55°F (13°C)
3.1 in
November
41°F (5°C)
2.0 in
December
30°F (-1°C)
1.5 in
Osborn has a seasonal temperature swing of 52°F / from 25°F in January to 77°F in July. Total annual precipitation is 36.2 inches, with September being the wettest month (4.8") and February the driest (1.0").