All Countries
Weather & Climate in McNary, LA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
McNary enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 50°F in January while summers reach 82°F in July. The area gets 313 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 62.1 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 128 feet.
Temperature
50°F Jan (10°C)
82°F Jul (28°C)
| Annual Average | 66.9°F |
| 24% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 313 days/yr |
Geography
| Elevation | 128 ft (39 m) |
| Area | 1.8 sq mi (4.8 km²) |
| Population Density | 145/sq mi |
| Coordinates | 30.9904°N, 92.5815°W |
| Timezone | America/Chicago |
| County | Evangeline Parish County |
| Nearest Airport | Alexandria International (AEX) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 75.9 / 100 |
| Social Vulnerability | 89.6 / 100 |
| Community Resilience | 20.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | No Rating |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
6 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Jan 27, 2024 | 4 km SSW of Hall Summit, Louisiana | M3.6 | 146 km | 9 km |
| Jan 9, 2024 | 1 km S of Edgefield, Louisiana | M2.8 | 137 km | 5 km |
| Jan 11, 2024 | 6 km SSW of Hall Summit, Louisiana | M2.8 | 143 km | 5 km |
| Jan 19, 2024 | 7 km SW of Hall Summit, Louisiana | M2.7 | 146 km | 5 km |
| Jan 19, 2024 | 5 km NNE of Edgefield, Louisiana | M2.7 | 142 km | 5 km |
| Apr 13, 2024 | 4 km NW of Edgefield, Louisiana | M2.6 | 142 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
19 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Francine | Category 2 | 104 mph | 224 km |
| 2021 | Ida | Category 4 | 150 mph | 176 km |
| 2020 | Laura | Category 4 | 150 mph | 72 km |
| 2020 | Zeta | Category 3 | 115 mph | 271 km |
| 2020 | Delta | Category 2 | 104 mph | 104 km |
| 2019 | Barry | Category 1 | 75 mph | 159 km |
| 2012 | Isaac | Category 1 | 81 mph | 267 km |
| 2008 | Ike | Category 2 | 109 mph | 259 km |
| 2008 | Gustav | Category 2 | 109 mph | 101 km |
| 2007 | Humberto | Category 1 | 92 mph | 124 km |
| 2005 | Katrina | Category 4 | 127 mph | 284 km |
| 2005 | Rita | Category 3 | 121 mph | 155 km |
| 2002 | Lili | Category 2 | 92 mph | 113 km |
| 1992 | Andrew | Category 4 | 144 mph | 100 km |
| 1989 | Chantal | Category 1 | 81 mph | 233 km |
| 1986 | Bonnie | Category 1 | 86 mph | 205 km |
| 1985 | Elena | Category 2 | — | 268 km |
| 1985 | Danny | Category 1 | 92 mph | 111 km |
| 1985 | Juan | Category 1 | 86 mph | 177 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
631 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 46 fatalities, 582 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 29, 2010 | EF4 | 92 km | 14.0 mi | 0 |
| Dec 3, 1953 | EF4 | 46 km | 85.5 mi | 9 |
| Apr 10, 2021 | EF3 | 70 km | 8.7 mi | 1 |
| May 17, 2020 | EF3 | 66 km | 3.9 mi | 1 |
| Dec 16, 2019 | EF3 | 67 km | 62.6 mi | 1 |
| Nov 21, 1992 | EF3 | 98 km | 3.0 mi | 0 |
| Nov 21, 1992 | EF3 | 96 km | 6.0 mi | 0 |
| May 20, 1983 | EF3 | 63 km | 2.0 mi | 0 |
| May 19, 1983 | EF3 | 100 km | 2.0 mi | 0 |
| Feb 9, 1983 | EF3 | 76 km | 21.0 mi | 0 |
| Feb 9, 1983 | EF3 | 67 km | 3.0 mi | 0 |
| Jan 31, 1983 | EF3 | 40 km | 5.0 mi | 1 |
| Jun 5, 1981 | EF3 | 36 km | 4.3 mi | 0 |
| Apr 21, 1977 | EF3 | 98 km | 3.8 mi | 1 |
| Oct 29, 1974 | EF3 | 100 km | 31.3 mi | 2 |
| Apr 17, 1973 | EF3 | 100 km | 0.5 mi | 0 |
| Jun 22, 1971 | EF3 | 38 km | 0.1 mi | 0 |
| Dec 29, 1969 | EF3 | 90 km | 29.1 mi | 0 |
| Mar 11, 1968 | EF3 | 100 km | 1.0 mi | 0 |
| May 1, 1967 | EF3 | 49 km | 5.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: TIGER ISLAND (30,959 acres, 2023).
| Year | Name | Acres Burned | Distance |
| 2023 | TIGER ISLAND | 30,959 | 89 km |
| 2000 | UNNAMED | 12,496 | 28 km |
| 2023 | HWY 113 | 7,104 | 24 km |
| 2021 | C-368 366 365 364 75 | 5,919 | 19 km |
| 2013 | UNNAMED | 5,381 | 32 km |
| 2021 | C-43/44 | 5,340 | 67 km |
| 2020 | UNNAMED | 5,104 | 79 km |
| 2013 | UNNAMED | 5,044 | 53 km |
| 2013 | UNNAMED | 4,777 | 26 km |
| 2022 | THE 60S | 4,538 | 69 km |
| 2017 | UNNAMED | 4,498 | 84 km |
| 2019 | C-371/369/34 | 4,481 | 20 km |
| 2024 | RX CALV C-262-265 | 4,445 | 35 km |
| 2013 | UNNAMED | 4,440 | 71 km |
| 2019 | UNNAMED | 4,310 | 41 km |
| 2017 | UNNAMED | 4,279 | 49 km |
| 1998 | UNNAMED | 4,147 | 92 km |
| 2018 | C-238 | 3,709 | 44 km |
| 2010 | WRANGLER | 3,693 | 70 km |
| 2017 | UNNAMED | 3,648 | 18 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 50°F (10°C) | 5.8 in | Coldest |
| February | 52°F (11°C) | 4.8 in | |
| March | 59°F (15°C) | 5.4 in | |
| April | 66°F (19°C) | 4.6 in | |
| May | 73°F (23°C) | 5.7 in | |
| June | 79°F (26°C) | 5.1 in | |
| July | 82°F (28°C) | 5.0 in | Warmest |
| August | 81°F (27°C) | 4.5 in | Driest |
| September | 77°F (25°C) | 4.8 in | |
| October | 67°F (19°C) | 4.7 in | |
| November | 58°F (14°C) | 5.3 in | |
| December | 51°F (11°C) | 6.6 in | Wettest |
McNary has a seasonal temperature swing of 33°F / from 50°F in January to 82°F in July. Total annual precipitation is 62.3 inches, with December being the wettest month (6.6") and August the driest (4.5").