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Weather & Climate in Morton, MS
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Morton enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 44°F in January while summers reach 79°F in July. The area gets 299 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 61.6 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 464 feet.
Temperature
44°F Jan (7°C)
79°F Jul (26°C)
| Annual Average | 62.4°F |
| 16% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 464 ft (141 m) |
| Area | 7.2 sq mi (18.7 km²) |
| Population Density | 412/sq mi |
| Coordinates | 32.3455°N, 89.6591°W |
| Timezone | America/Chicago |
| County | Scott County County |
| Nearest Airport | Jackson-Medgar Wiley Evers International (JAN) 24 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 55.9 / 100 |
| Social Vulnerability | 91.9 / 100 |
| Community Resilience | 14.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
11 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.7.
| Jul 16, 1993 | 2 km SSW of Silas, Alabama | M3.7 | 141 km | 5 km |
| Mar 25, 1996 | 11 km NNE of Quitman, Mississippi | M3.5 | 96 km | 5 km |
| May 3, 2015 | 7 km SSW of Canton, Mississippi | M3.2 | 46 km | 5 km |
| Jun 29, 2015 | 6 km SSW of Canton, Mississippi | M3.2 | 46 km | 5 km |
| May 3, 2015 | 8 km WSW of Canton, Mississippi | M3.0 | 50 km | 5 km |
| Mar 15, 2025 | 5 km NNE of Magee, Mississippi | M3.0 | 48 km | 10 km |
| May 21, 2002 | 7 km ESE of York, Alabama | M3.0 | 136 km | 27 km |
| Aug 9, 2019 | Mississippi | M2.8 | 40 km | 5 km |
| May 7, 1998 | 9 km SSE of Bellamy, Alabama | M2.8 | 146 km | 10 km |
| Aug 17, 2015 | 9 km N of Madison, Mississippi | M2.6 | 48 km | 5 km |
| Mar 11, 2006 | 3 km NW of Epes, Alabama | M2.6 | 146 km | 31 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
13 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2021 | Ida | Category 3 | 121 mph | 222 km |
| 2020 | Sally | Category 2 | 109 mph | 275 km |
| 2020 | Zeta | Category 2 | 98 mph | 127 km |
| 2017 | Nate | Category 1 | 75 mph | 225 km |
| 2005 | Dennis | Category 3 | 127 mph | 282 km |
| 2005 | Katrina | Category 3 | 121 mph | 55 km |
| 2004 | Ivan | Category 3 | 121 mph | 213 km |
| 1998 | Georges | Category 2 | 104 mph | 207 km |
| 1997 | Danny | Category 1 | 81 mph | 273 km |
| 1995 | Opal | Category 3 | 115 mph | 298 km |
| 1995 | Erin | Category 2 | 98 mph | 282 km |
| 1992 | Andrew | Category 3 | 92 mph | 282 km |
| 1985 | Elena | Category 3 | 121 mph | 184 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
1,001 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 151 fatalities, 1,986 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 27, 2011 | EF5 | 72 km | 28.3 mi | 3 |
| Mar 3, 1966 | EF5 | 86 km | 202.5 mi | 58 |
| Apr 12, 2020 | EF4 | 99 km | 67.4 mi | 7 |
| Apr 28, 2014 | EF4 | 63 km | 33.4 mi | 10 |
| Apr 27, 2011 | EF4 | 38 km | 122.0 mi | 7 |
| Nov 24, 2001 | EF4 | 52 km | 11.5 mi | 2 |
| Nov 22, 1992 | EF4 | 57 km | 40.0 mi | 0 |
| Nov 21, 1992 | EF4 | 68 km | 128.0 mi | 12 |
| Jan 19, 1988 | EF4 | 90 km | 13.0 mi | 0 |
| Mar 12, 1986 | EF4 | 84 km | 23.0 mi | 0 |
| Apr 18, 1978 | EF4 | 99 km | 19.1 mi | 4 |
| Feb 23, 1977 | EF4 | 85 km | 15.0 mi | 2 |
| Mar 29, 1976 | EF4 | 59 km | 22.3 mi | 3 |
| Mar 26, 1976 | EF4 | 72 km | 18.5 mi | 0 |
| Dec 2, 1967 | EF4 | 23 km | 7.6 mi | 2 |
| Mar 11, 1963 | EF4 | 92 km | 45.2 mi | 2 |
| Jun 18, 2023 | EF3 | 50 km | 6.5 mi | 1 |
| Mar 22, 2022 | EF3 | 77 km | 9.2 mi | 0 |
| Dec 16, 2019 | EF3 | 62 km | 18.6 mi | 0 |
| Dec 16, 2019 | EF3 | 88 km | 61.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: BIEN 75-78 (4,658 acres, 2014).
| Year | Name | Acres Burned | Distance |
| 2014 | BIEN 75-78 | 4,658 | 14 km |
| 2021 | BIENVILLE - CPT 38-39-40 | 4,545 | 7 km |
| 2018 | UNNAMED | 4,007 | 11 km |
| 2010 | COMP 222-223-224 | 3,745 | 12 km |
| 2017 | UNNAMED | 3,547 | 22 km |
| 2010 | BIEN 1-4 | 2,983 | 23 km |
| 2017 | UNNAMED | 2,935 | 12 km |
| 2021 | BIENVILLE CPT 1-4 | 2,761 | 22 km |
| 2022 | BIENVILLE CPT 203/205 | 2,731 | 43 km |
| 2019 | UNNAMED | 2,436 | 17 km |
| 2013 | UNNAMED | 2,388 | 9 km |
| 2022 | 508 | 2,386 | 21 km |
| 2022 | BIENVILLE CPT 89/90 | 2,341 | 32 km |
| 2021 | BIENVILLE - CPT 76/77 | 2,246 | 15 km |
| 2013 | BIEN 42-46 55 | 2,215 | 12 km |
| 2014 | UNNAMED | 2,128 | 10 km |
| 2018 | UNNAMED | 2,094 | 15 km |
| 2014 | UNNAMED | 1,945 | 32 km |
| 2014 | BIEN 5-7 | 1,890 | 19 km |
| 2013 | BIEN 1-4 | 1,888 | 22 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 5.7 in | Coldest |
| February | 48°F (9°C) | 5.2 in | |
| March | 56°F (13°C) | 6.3 in | Wettest |
| April | 63°F (17°C) | 5.6 in | |
| May | 70°F (21°C) | 4.9 in | |
| June | 77°F (25°C) | 3.7 in | |
| July | 79°F (26°C) | 5.1 in | |
| August | 79°F (26°C) | 3.8 in | Warmest |
| September | 74°F (24°C) | 3.5 in | Driest |
| October | 64°F (18°C) | 3.6 in | |
| November | 54°F (12°C) | 4.9 in | |
| December | 47°F (9°C) | 5.9 in |
Morton has a seasonal temperature swing of 35°F / from 44°F in January to 79°F in August. Total annual precipitation is 58.3 inches, with March being the wettest month (6.3") and September the driest (3.5").