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Weather & Climate in Winona, MS
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Winona enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 41°F in January while summers reach 78°F in July. The area gets 304 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 59.0 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 396 feet.
Temperature
41°F Jan (5°C)
78°F Jul (26°C)
| Annual Average | 60.3°F |
| 12% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 396 ft (121 m) |
| Area | 13.5 sq mi (35.0 km²) |
| Population Density | 319/sq mi |
| Coordinates | 33.4903°N, 89.7293°W |
| Timezone | America/Chicago |
| County | Montgomery County County |
| Nearest Airport | Golden Triangle Regional (GTR) 66 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 10.9 / 100 |
| Social Vulnerability | 67.0 / 100 |
| Community Resilience | 38.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| 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: M3.7.
| Jan 8, 2019 | 8 km WNW of Hollandale, Mississippi | M3.7 | 117 km | 16 km |
| May 3, 2015 | 7 km SSW of Canton, Mississippi | M3.2 | 109 km | 5 km |
| Jun 29, 2015 | 6 km SSW of Canton, Mississippi | M3.2 | 108 km | 5 km |
| Aug 11, 1996 | 9 km WSW of Shaw, Mississippi | M3.1 | 107 km | 10 km |
| Oct 26, 2002 | 3 km SE of Alligator, Mississippi | M3.1 | 110 km | 3 km |
| May 10, 2008 | 1 km SSE of Sherman, Mississippi | M3.1 | 126 km | 0 km |
| May 3, 2015 | 8 km WSW of Canton, Mississippi | M3.0 | 107 km | 5 km |
| Aug 11, 2002 | 8 km ESE of Darling, Mississippi | M2.8 | 103 km | 4 km |
| Aug 9, 2019 | Mississippi | M2.8 | 111 km | 5 km |
| Feb 25, 1999 | 10 km NE of Oakland, Mississippi | M2.8 | 72 km | 5 km |
| Feb 11, 1991 | 10 km SSW of Clarksdale, Mississippi | M2.7 | 106 km | 12 km |
| Aug 17, 2015 | 9 km N of Madison, Mississippi | M2.6 | 111 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Zeta | Category 1 | — | 245 km |
| 2005 | Katrina | Category 1 | 92 mph | 180 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
546 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 85 fatalities, 723 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 27, 2011 | EF5 | 96 km | 28.3 mi | 3 |
| Apr 28, 2014 | EF4 | 73 km | 33.4 mi | 10 |
| Jan 19, 1988 | EF4 | 40 km | 13.0 mi | 0 |
| Feb 23, 1977 | EF4 | 70 km | 15.0 mi | 2 |
| Mar 11, 1963 | EF4 | 36 km | 45.2 mi | 2 |
| Mar 24, 2023 | EF3 | 99 km | 36.6 mi | 2 |
| Mar 24, 2023 | EF3 | 35 km | 29.4 mi | 3 |
| Apr 27, 2011 | EF3 | 81 km | 13.6 mi | 0 |
| Apr 27, 2011 | EF3 | 46 km | 51.5 mi | 4 |
| Apr 27, 2011 | EF3 | 34 km | 70.4 mi | 0 |
| Apr 27, 2011 | EF3 | 55 km | 23.0 mi | 0 |
| Jan 1, 2011 | EF3 | 51 km | 23.5 mi | 0 |
| Nov 29, 2010 | EF3 | 65 km | 9.6 mi | 0 |
| Jan 10, 2008 | EF3 | 70 km | 9.7 mi | 0 |
| Jan 10, 2008 | EF3 | 45 km | 23.6 mi | 0 |
| Nov 24, 2004 | EF3 | 93 km | 21.0 mi | 1 |
| Nov 24, 2001 | EF3 | 89 km | 5.0 mi | 0 |
| Feb 24, 2001 | EF3 | 70 km | 52.0 mi | 6 |
| Feb 24, 2001 | EF3 | 39 km | 22.0 mi | 0 |
| Jan 3, 2000 | EF3 | 77 km | 43.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: MSNXR FY16 RX 1703B (3,633 acres, 2016).
| Year | Name | Acres Burned | Distance |
| 2016 | MSNXR FY16 RX 1703B | 3,633 | 88 km |
| 1988 | UNNAMED | 3,616 | 80 km |
| 1990 | UNNAMED | 3,605 | 88 km |
| 2002 | UNNAMED | 3,593 | 79 km |
| 1987 | 10 NOVEMBER | 3,301 | 88 km |
| 2017 | UNNAMED | 3,053 | 79 km |
| 2014 | UNNAMED | 2,887 | 65 km |
| 2020 | TOMBIGBEE COMP 54/55/56 | 2,846 | 79 km |
| 2006 | WITCHDCE W | 2,846 | 88 km |
| 2022 | TOMBIGBEE BB 54 55 56 | 2,736 | 79 km |
| 1995 | 16 | 2,482 | 86 km |
| 2008 | UNNAMED | 2,393 | 89 km |
| 1996 | 8 | 2,384 | 89 km |
| 2016 | UNNAMED | 2,376 | 50 km |
| 2015 | UNNAMED | 2,300 | 79 km |
| 2007 | WITCHDANCE EAST | 2,285 | 90 km |
| 1994 | S BOUND | 2,260 | 83 km |
| 2021 | TOMBIGBEE CPT - 18/19/23/24 | 2,201 | 88 km |
| 2013 | UNNAMED | 2,162 | 60 km |
| 2018 | UNNAMED | 1,982 | 64 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 5.3 in | Coldest |
| February | 46°F (8°C) | 5.0 in | |
| March | 54°F (12°C) | 6.2 in | Wettest |
| April | 61°F (16°C) | 5.6 in | |
| May | 70°F (21°C) | 5.0 in | |
| June | 77°F (25°C) | 3.9 in | |
| July | 78°F (26°C) | 4.6 in | |
| August | 79°F (26°C) | 3.3 in | Warmest, Driest |
| September | 74°F (23°C) | 3.6 in | |
| October | 63°F (17°C) | 3.6 in | |
| November | 53°F (12°C) | 5.0 in | |
| December | 45°F (7°C) | 6.0 in |
Winona has a seasonal temperature swing of 38°F / from 41°F in January to 79°F in August. Total annual precipitation is 57.0 inches, with March being the wettest month (6.2") and August the driest (3.3").