Weather & Climate in Jonesboro, IL

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Jonesboro enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 35°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 51.1 inches (wetter than the 38-inch national average). The area receives 10.4 inches of snow annually. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 504 feet.

Temperature

35°F Jan (2°C) 79°F Jul (26°C)

Annual Average	58.5°F
	8% above US avg
January Average	35°F (2°C)
July Average	79°F (26°C)
Sunny Days	299 days/yr

Geography

Elevation	504 ft (154 m)
Area	2.7 sq mi (7.0 km²)
Population Density	708/sq mi
Coordinates	37.4510°N, 89.2666°W
Timezone	America/Chicago
County	Union County County
Nearest Airport	Cape Girardeau Regional (CGI) 25 miles away

Precipitation & Snow

Annual Rainfall 51.1"

35% above US avg

Snowfall 10.4"

Wettest Month (May) 5.04"

Driest Month (Jan) 3.11"

Air Quality

AQI Median	43.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	55.4 / 100
Social Vulnerability	68.5 / 100
Community Resilience	56.5 / 100

Hazard Breakdown

Tornado	Relatively Low
Hurricane	Very Low
Earthquake	Relatively Moderate
Wildfire	Very Low
Flood	Relatively Low
Hail	Relatively Low
Strong Wind	Relatively High
Heat Wave	Relatively Moderate
Winter Weather	Relatively Moderate
Lightning	Relatively Low
Ice Storm	Relatively Moderate
Drought	Relatively Low
Cold Wave	Relatively Moderate
Landslide	Very Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

302 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.

Sep 26, 1990	4 km SE of Chaffee, Missouri	M4.8	45 km	1 km
Jun 18, 2002	6 km SW of Parkers Settlement, Indiana	M4.6	146 km	16 km
May 4, 1991	2 km NNW of Risco, Missouri	M4.5	109 km	11 km
Feb 5, 1994	2 km WNW of Dongola, Illinois	M4.2	12 km	16 km
Jun 6, 2003	1 km NE of Bardwell, Kentucky	M4.0	68 km	3 km
Jun 2, 2005	12 km S of Ridgely, Tennessee	M4.0	146 km	15 km
Feb 21, 2012	4 km SSE of Bertrand, Missouri	M3.9	66 km	8 km
May 16, 2024	6 km S of Ridgely, Tennessee	M3.8	140 km	8 km
Mar 2, 2010	2 km ENE of East Prairie, Missouri	M3.7	74 km	8 km
Apr 24, 2019	12 km NNW of Dyersburg, Tennessee	M3.7	147 km	14 km
Jan 16, 2018	4 km SW of Caruthersville, Missouri	M3.6	148 km	9 km
Jun 20, 2005	4 km WSW of Blandville, Kentucky	M3.6	63 km	19 km
Jan 2, 2006	3 km NNE of Eldorado, Illinois	M3.6	87 km	7 km
Sep 22, 2011	6 km E of Grandin, Missouri	M3.6	149 km	11 km
Mar 15, 2017	9 km ESE of Wyatt, Missouri	M3.6	65 km	8 km
Jun 15, 2004	3 km S of Canalou, Missouri	M3.5	89 km	5 km
May 1, 2016	5 km SE of New Grand Chain, Illinois	M3.5	36 km	16 km
Jul 16, 2004	6 km SE of Wyatt, Missouri	M3.5	66 km	4 km
Sep 9, 2016	9 km NW of Tiptonville, Tennessee	M3.4	114 km	10 km
Sep 26, 1994	4 km ENE of Blandville, Kentucky	M3.4	63 km	13 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

566 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 64 fatalities, 1,016 injuries.

Date	Rating	Distance	Path	Fatalities
Dec 18, 1957	EF5	70 km	5.4 mi	1
Feb 28, 2017	EF4	72 km	53.5 mi	1
Feb 29, 2012	EF4	61 km	26.1 mi	8
Sep 22, 2006	EF4	56 km	27.5 mi	0
May 6, 2003	EF4	29 km	33.0 mi	2
May 29, 1982	EF4	41 km	17.0 mi	10
Dec 18, 1957	EF4	94 km	16.8 mi	1
Dec 18, 1957	EF4	34 km	28.3 mi	11
May 26, 2024	EF3	26 km	4.9 mi	0
May 26, 2024	EF3	83 km	19.6 mi	0
Oct 24, 2021	EF3	100 km	18.8 mi	0
May 10, 2016	EF3	90 km	19.0 mi	0
Nov 17, 2013	EF3	52 km	42.5 mi	3
Nov 17, 2013	EF3	63 km	14.3 mi	0
Sep 22, 2006	EF3	50 km	3.5 mi	0
Mar 11, 2006	EF3	77 km	53.5 mi	2
May 6, 2003	EF3	37 km	2.0 mi	0
Apr 28, 2002	EF3	11 km	19.3 mi	1
Apr 28, 2002	EF3	50 km	22.0 mi	0
Apr 27, 2002	EF3	76 km	4.0 mi	1

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (2,286 acres, 2019).

Year	Name	Acres Burned	Distance
2019	UNNAMED	2,286	64 km
2021	RED SHALE UNIT RX	2,123	30 km
2014	UNNAMED	1,627	8 km
2019	ATWOOD RIDGE RX	1,622	8 km
2021	GAP VIEW RX	1,575	71 km
2022	DENNISON HOLLOW RX	1,573	78 km
2021	UNNAMED	1,510	58 km
2022	ONE HORSE GAP RX	1,502	72 km
2014	UNNAMED	1,493	79 km
2015	UNNAMED	1,447	77 km
2021	BEATTY BRANCH RX	1,396	64 km
2020	UNNAMED	1,334	27 km
2016	UNNAMED	1,299	72 km
2024	RED SHALE RX	1,259	29 km
2017	UNNAMED	1,257	17 km
2021	OZARK HILL PRAIRIE RX	1,235	17 km
2014	UNNAMED	1,216	73 km
2019	KINKAID RX	1,215	43 km
2013	UNNAMED	1,203	72 km
2022	KINKAID STATE FISH AND WILDLIFE AREA RX	1,115	43 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	35°F (2°C)	3.1 in	Coldest, Driest
February	36°F (2°C)	3.4 in
March	46°F (8°C)	4.8 in
April	56°F (14°C)	4.6 in
May	65°F (19°C)	5.0 in	Wettest
June	74°F (23°C)	4.1 in
July	79°F (26°C)	3.5 in	Warmest
August	76°F (25°C)	3.7 in
September	70°F (21°C)	3.4 in
October	58°F (15°C)	3.2 in
November	47°F (8°C)	4.5 in
December	37°F (3°C)	4.2 in

Jonesboro has a seasonal temperature swing of 44°F / from 35°F in January to 79°F in July. Total annual precipitation is 47.3 inches, with May being the wettest month (5.0") and January the driest (3.1").

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