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Weather & Climate in Olivia, MN

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Olivia has a cool climate with an average annual temperature of 43°F (6°C). Winters average 12°F in January while summers reach 71°F in July. The area gets 276 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 27.9 inches (drier than the 38-inch national average). The area receives 37.7 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 36. The city sits at an elevation of 1,070 feet.

Temperature

12°F Jan (-11°C) 71°F Jul (21°C)
Annual Average43.2°F
20% below US avg
January Average12°F (-11°C)
July Average71°F (21°C)
Sunny Days276 days/yr

Geography

Elevation1,070 ft (326 m)
Area2.3 sq mi (6.1 km²)
Population Density927/sq mi
Coordinates44.7770°N, 94.9971°W
TimezoneAmerica/Chicago
CountyRenville County County
Nearest AirportSouthwest Minnesota Regional Marshall/Ryan Field (MML)
46 miles away

Precipitation & Snow

Annual Rainfall 27.9"
27% below US avg
Snowfall 37.7"
Wettest Month (Jun) 4.13"
Driest Month (Feb) 0.55"

Air Quality

AQI Median36.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score38.5 / 100
Social Vulnerability42.1 / 100
Community Resilience88.2 / 100

Hazard Breakdown

Tornado Relatively 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 Very Low
Ice Storm Relatively Low
Drought Relatively Moderate
Cold Wave Relatively Moderate
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.

Jun 5, 1993 11 km N of Johnson, Minnesota M4.1 142 km 10 km
Feb 9, 1994 6 km NNE of Blomkest, Minnesota M3.1 25 km 5 km
Apr 25, 2017 Near Mankato, Minnesota M2.8 103 km 0 km
Apr 29, 2011 Minnesota M2.5 141 km 5 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.

Tornado History

468 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 18 fatalities, 651 injuries.

Date Rating Distance Path Fatalities
Jun 13, 1968 EF5 90 km 9.1 mi 9
Jul 25, 2000 EF4 55 km 9.0 mi 1
May 6, 1965 EF4 98 km 12.3 mi 3
Jun 19, 1951 EF4 51 km 52.6 mi 1
Jul 11, 2008 EF3 35 km 8.0 mi 0
Aug 24, 2006 EF3 81 km 33.0 mi 1
Aug 1, 2006 EF3 100 km 1.5 mi 0
Mar 29, 1998 EF3 86 km 12.0 mi 1
Mar 29, 1998 EF3 97 km 6.0 mi 0
Jul 1, 1997 EF3 86 km 5.0 mi 0
Jun 16, 1992 EF3 100 km 12.0 mi 0
Jun 16, 1992 EF3 76 km 16.0 mi 0
Jun 16, 1992 EF3 66 km 10.0 mi 0
Jun 16, 1992 EF3 63 km 2.5 mi 0
Jun 16, 1992 EF3 67 km 6.0 mi 0
Jun 16, 1992 EF3 56 km 13.0 mi 0
May 6, 1965 EF3 66 km 15.5 mi 0
May 5, 1964 EF3 91 km 4.3 mi 0
Jul 11, 2016 EF2 74 km 2.2 mi 0
Jul 11, 2016 EF2 52 km 3.1 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).

Wildfire History

2 wildfires (100+ acres) recorded within 100 km. Largest: CHIPPEWA PRAIRIE (2,067 acres, 2003).

Year Name Acres Burned Distance
2003 CHIPPEWA PRAIRIE 2,067 90 km
2000 SVOR 661 76 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 12°F (-11°C) 0.7 in Coldest
February 18°F (-8°C) 0.6 in Driest
March 31°F (-1°C) 1.5 in
April 46°F (8°C) 2.3 in
May 60°F (15°C) 3.0 in
June 69°F (21°C) 4.1 in Wettest
July 71°F (21°C) 3.6 in Warmest
August 70°F (21°C) 3.4 in
September 60°F (16°C) 2.8 in
October 48°F (9°C) 2.1 in
November 31°F (-1°C) 1.4 in
December 17°F (-9°C) 0.6 in

Olivia has a seasonal temperature swing of 59°F / from 12°F in January to 71°F in July. Total annual precipitation is 26.0 inches, with June being the wettest month (4.1") and February the driest (0.6").

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