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Weather & Climate in County Line, AL
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
County Line enjoys a temperate climate with an average annual temperature of 62°F (16°C). Winters average 42°F in January while summers reach 79°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 57.0 inches (wetter than the 38-inch national average). The area receives 1.4 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 564 feet.
Temperature
42°F Jan (6°C)
79°F Jul (26°C)
| Annual Average | 61.5°F |
| 14% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 564 ft (172 m) |
| Area | 1.0 sq mi (2.5 km²) |
| Population Density | 387/sq mi |
| Coordinates | 33.8189°N, 86.7147°W |
| Timezone | America/Chicago |
| County | Blount County County |
| Nearest Airport | Birmingham-Shuttlesworth International (BHM) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 68.5 / 100 |
| Social Vulnerability | 69.3 / 100 |
| Community Resilience | 15.7 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
71 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Apr 29, 2003 | 8 km S of Valley Head, Alabama | M4.6 | 125 km | 20 km |
| Dec 8, 2001 | 5 km SW of Pleasant Groves, Alabama | M3.9 | 109 km | 0 km |
| Aug 19, 2004 | 8 km W of Brantleyville, Alabama | M3.6 | 72 km | 5 km |
| May 28, 1995 | 14 km WSW of Coker, Alabama | M3.4 | 125 km | 1 km |
| Apr 21, 2009 | 12 km S of Centreville, Alabama | M3.4 | 115 km | 13 km |
| May 9, 2004 | 8 km WNW of Brantleyville, Alabama | M3.3 | 69 km | 5 km |
| Jul 15, 1995 | 21 km SSW of Berry, Alabama | M3.3 | 96 km | 1 km |
| May 6, 2010 | 11 km ENE of Whitesboro, Alabama | M3.2 | 82 km | 5 km |
| Jun 23, 1990 | 12 km E of Vernon, Alabama | M3.2 | 116 km | 1 km |
| Sep 2, 1990 | 12 km NW of Fayette, Alabama | M3.2 | 112 km | 1 km |
| May 2, 2003 | 8 km S of Valley Head, Alabama | M3.1 | 127 km | 15 km |
| Jun 28, 2008 | 7 km WNW of Brookwood, Alabama | M3.1 | 87 km | 5 km |
| Apr 29, 2003 | 7 km E of Fort Payne, Alabama | M3.1 | 121 km | 3 km |
| Jun 23, 1990 | 8 km N of Belk, Alabama | M3.1 | 114 km | 6 km |
| May 4, 1994 | 2 km NNW of Addison, Alabama | M3.0 | 63 km | 19 km |
| May 28, 2000 | 3 km NE of Fayette, Alabama | M3.0 | 102 km | 0 km |
| May 28, 2000 | 13 km S of Winfield, Alabama | M3.0 | 102 km | 5 km |
| Sep 11, 1992 | 5 km SSE of Riverview, Alabama | M3.0 | 103 km | 7 km |
| May 4, 1994 | 12 km NNW of Addison, Alabama | M3.0 | 72 km | 5 km |
| Mar 20, 2004 | 11 km NW of Wilton, Alabama | M3.0 | 79 km | 0 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 |
| 2004 | Ivan | Category 1 | 81 mph | 284 km |
| 1995 | Opal | Category 1 | — | 192 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
726 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 269 fatalities, 3,032 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 27, 2011 | EF5 | 93 km | 36.6 mi | 25 |
| Apr 8, 1998 | EF5 | 74 km | 30.3 mi | 32 |
| Apr 4, 1977 | EF5 | 39 km | 14.7 mi | 22 |
| Apr 27, 2011 | EF4 | 39 km | 46.9 mi | 6 |
| Apr 27, 2011 | EF4 | 21 km | 97.3 mi | 22 |
| Feb 6, 2008 | EF4 | 84 km | 16.7 mi | 4 |
| Nov 24, 2001 | EF4 | 29 km | 10.1 mi | 0 |
| Mar 27, 1994 | EF4 | 53 km | 50.0 mi | 22 |
| Nov 15, 1989 | EF4 | 93 km | 18.5 mi | 21 |
| Mar 6, 1967 | EF4 | 44 km | 20.9 mi | 2 |
| Jan 24, 1964 | EF4 | 61 km | 3.3 mi | 10 |
| Mar 11, 1963 | EF4 | 19 km | 28.0 mi | 2 |
| Mar 5, 1963 | EF4 | 55 km | 14.9 mi | 0 |
| Nov 18, 1957 | EF4 | 25 km | 26.1 mi | 3 |
| Nov 17, 1957 | EF4 | 44 km | 7.2 mi | 4 |
| Apr 15, 1956 | EF4 | 43 km | 21.3 mi | 25 |
| Apr 24, 1955 | EF4 | 67 km | 8.6 mi | 5 |
| May 1, 1953 | EF4 | 99 km | 12.1 mi | 7 |
| Mar 22, 1952 | EF4 | 91 km | 21.6 mi | 4 |
| Mar 25, 2021 | EF3 | 58 km | 38.2 mi | 6 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (5,157 acres, 2017).
| Year | Name | Acres Burned | Distance |
| 2017 | UNNAMED | 5,157 | 87 km |
| 2008 | UNNAMED | 4,199 | 86 km |
| 2010 | WIREGRASS | 3,467 | 88 km |
| 1998 | CHEAHA WILDERNESS | 3,299 | 92 km |
| 2021 | TL TYLER WEST | 3,148 | 81 km |
| 2014 | UNNAMED | 3,112 | 81 km |
| 2007 | PENTECOST | 3,095 | 99 km |
| 2000 | UNNAMED | 2,893 | 73 km |
| 2017 | UNNAMED | 2,871 | 89 km |
| 2020 | BK OWL CREEK | 2,838 | 77 km |
| 2024 | AL-MLR UNITS 2/3 RX | 2,836 | 90 km |
| 2014 | UNNAMED | 2,822 | 73 km |
| 2017 | UNNAMED | 2,764 | 72 km |
| 2019 | UNNAMED | 2,710 | 66 km |
| 2019 | TL BUNN | 2,688 | 89 km |
| 2013 | UNNAMED | 2,667 | 87 km |
| 2011 | GREEN TOWER | 2,653 | 70 km |
| 2006 | UNNAMED | 2,642 | 74 km |
| 2010 | ML 0301 RX BURN | 2,631 | 90 km |
| 2016 | UNNAMED | 2,602 | 65 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 5.5 in | Coldest |
| February | 45°F (7°C) | 4.8 in | |
| March | 53°F (12°C) | 6.5 in | Wettest |
| April | 60°F (16°C) | 5.1 in | |
| May | 68°F (20°C) | 4.7 in | |
| June | 75°F (24°C) | 3.9 in | |
| July | 79°F (26°C) | 5.2 in | Warmest |
| August | 78°F (26°C) | 3.5 in | |
| September | 73°F (23°C) | 4.1 in | |
| October | 61°F (16°C) | 3.3 in | Driest |
| November | 52°F (11°C) | 4.4 in | |
| December | 44°F (7°C) | 5.0 in |
County Line has a seasonal temperature swing of 37°F / from 42°F in January to 79°F in July. Total annual precipitation is 56.0 inches, with March being the wettest month (6.5") and October the driest (3.3").