Weather & Climate in Pocahontas, IL
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Pocahontas enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 30°F in January while summers reach 78°F in July. Annual precipitation totals 44.5 inches. The area receives 10.2 inches of snow annually. The city sits at an elevation of 542 feet.
Temperature
30°F Jan (-1°C)
78°F Jul (26°C)
| Annual Average | 55.7°F |
| 3% above US avg | |
| January Average | 30°F (-1°C) |
| July Average | 78°F (26°C) |
Geography
| Elevation | 542 ft (165 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 1,018/sq mi |
| Coordinates | 38.8244°N, 89.5388°W |
| Timezone | America/Chicago |
| County | Bond County County |
| Nearest Airport | St Louis Regional (ALN) 28 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 36.2 / 100 |
| Social Vulnerability | 43.7 / 100 |
| Community Resilience | 76.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
55 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.2.
| Apr 18, 2008 | 7 km NNE of Bellmont, Illinois | M5.2 | 149 km | 14 km |
| Jun 7, 2011 | 18 km NNW of Potosi, Missouri | M3.9 | 145 km | 21 km |
| Sep 19, 2017 | 4 km N of Bellmont, Illinois | M3.8 | 148 km | 12 km |
| Nov 20, 2012 | 7 km N of Bellmont, Illinois | M3.6 | 148 km | 19 km |
| Jan 2, 2006 | 3 km NNE of Eldorado, Illinois | M3.6 | 147 km | 7 km |
| May 30, 2015 | 4 km ENE of Geff, Illinois | M3.4 | 110 km | 26 km |
| Mar 2, 1990 | 9 km NW of Vernon, Illinois | M3.4 | 32 km | 0 km |
| Aug 27, 1993 | 5 km SSE of Olympian Village, Missouri | M3.3 | 113 km | 22 km |
| May 13, 2025 | 7 km SSW of Lerna, Illinois | M3.3 | 120 km | 10 km |
| Dec 27, 1992 | 2 km E of Pocahontas, Missouri | M3.2 | 147 km | 10 km |
| Jan 29, 1993 | 7 km WNW of Brownstown, Illinois | M3.2 | 50 km | 5 km |
| May 2, 2003 | 10 km ENE of Thompsonville, Illinois | M3.2 | 122 km | 0 km |
| Apr 6, 1994 | 2 km NE of Tamaroa, Illinois | M3.2 | 80 km | 15 km |
| Oct 24, 1990 | 5 km ENE of Woodlawn, Illinois | M3.2 | 73 km | 1 km |
| Jul 1, 2017 | 9 km SSE of Mulberry Grove, Illinois | M3.1 | 27 km | 17 km |
| Jul 18, 2008 | 6 km NNE of Bellmont, Illinois | M3.1 | 149 km | 18 km |
| Jan 23, 1991 | 3 km WSW of Logan, Illinois | M3.1 | 114 km | 1 km |
| Sep 9, 2017 | 4 km N of Bellmont, Illinois | M3.1 | 148 km | 12 km |
| Jun 27, 2005 | 6 km E of Grand Tower, Illinois | M3.0 | 133 km | 10 km |
| Feb 28, 1994 | 5 km NW of Harrison, Illinois | M3.0 | 111 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
635 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 59 fatalities, 1,085 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Dec 18, 1957 | EF5 | 87 km | 5.4 mi | 1 |
| Nov 17, 2013 | EF4 | 46 km | 10.6 mi | 2 |
| Apr 22, 2011 | EF4 | 83 km | 21.3 mi | 0 |
| Jun 2, 1990 | EF4 | 97 km | 23.0 mi | 0 |
| Apr 3, 1981 | EF4 | 53 km | 11.9 mi | 0 |
| Jan 24, 1967 | EF4 | 89 km | 25.0 mi | 3 |
| Feb 10, 1959 | EF4 | 98 km | 23.9 mi | 21 |
| Dec 18, 1957 | EF4 | 73 km | 16.8 mi | 1 |
| Dec 10, 2021 | EF3 | 46 km | 4.2 mi | 6 |
| Dec 1, 2018 | EF3 | 67 km | 12.5 mi | 0 |
| May 31, 2013 | EF3 | 53 km | 10.6 mi | 0 |
| Apr 19, 2011 | EF3 | 73 km | 4.3 mi | 0 |
| Dec 31, 2010 | EF3 | 89 km | 6.7 mi | 1 |
| Apr 21, 2002 | EF3 | 88 km | 31.5 mi | 1 |
| Jun 1, 1999 | EF3 | 56 km | 10.0 mi | 1 |
| Nov 15, 1988 | EF3 | 46 km | 9.0 mi | 0 |
| May 1, 1983 | EF3 | 82 km | 4.0 mi | 0 |
| May 1, 1983 | EF3 | 57 km | 16.0 mi | 0 |
| Dec 2, 1982 | EF3 | 37 km | 10.5 mi | 2 |
| May 29, 1982 | EF3 | 89 km | 10.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 2.7 in | Coldest |
| February | 35°F (2°C) | 2.5 in | Driest |
| March | 45°F (7°C) | 3.4 in | |
| April | 56°F (13°C) | 5.0 in | |
| May | 66°F (19°C) | 5.2 in | Wettest |
| June | 75°F (24°C) | 4.5 in | |
| July | 78°F (26°C) | 4.4 in | Warmest |
| August | 77°F (25°C) | 3.8 in | |
| September | 70°F (21°C) | 3.3 in | |
| October | 58°F (14°C) | 3.4 in | |
| November | 45°F (7°C) | 3.6 in | |
| December | 35°F (2°C) | 2.8 in |
Pocahontas has a seasonal temperature swing of 48°F / from 30°F in January to 78°F in July. Total annual precipitation is 44.5 inches, with May being the wettest month (5.2") and February the driest (2.5").