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Weather & Climate in New Douglas, IL
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
New Douglas enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 34°F in January while summers reach 79°F in July. The area gets 293 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 43.4 inches. The area receives 11.2 inches of snow annually. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 615 feet.
Temperature
34°F Jan (1°C)
79°F Jul (26°C)
| Annual Average | 57.7°F |
| 7% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 615 ft (187 m) |
| Area | 0.4 sq mi (1.1 km²) |
| Population Density | 305/sq mi |
| Coordinates | 38.9688°N, 89.6679°W |
| Timezone | America/Chicago |
| County | Bond County County |
| Nearest Airport | St Louis Regional (ALN) 21 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
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
40 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Jun 7, 2011 | 18 km NNW of Potosi, Missouri | M3.9 | 146 km | 21 km |
| Mar 2, 1990 | 9 km NW of Vernon, Illinois | M3.4 | 45 km | 0 km |
| May 30, 2015 | 4 km ENE of Geff, Illinois | M3.4 | 127 km | 26 km |
| Aug 27, 1993 | 5 km SSE of Olympian Village, Missouri | M3.3 | 118 km | 22 km |
| May 13, 2025 | 7 km SSW of Lerna, Illinois | M3.3 | 124 km | 10 km |
| Apr 6, 1994 | 2 km NE of Tamaroa, Illinois | M3.2 | 99 km | 15 km |
| May 2, 2003 | 10 km ENE of Thompsonville, Illinois | M3.2 | 142 km | 0 km |
| Jan 29, 1993 | 7 km WNW of Brownstown, Illinois | M3.2 | 56 km | 5 km |
| Oct 24, 1990 | 5 km ENE of Woodlawn, Illinois | M3.2 | 92 km | 1 km |
| Jul 1, 2017 | 9 km SSE of Mulberry Grove, Illinois | M3.1 | 40 km | 17 km |
| Jan 23, 1991 | 3 km WSW of Logan, Illinois | M3.1 | 134 km | 1 km |
| Feb 28, 1994 | 5 km NW of Harrison, Illinois | M3.0 | 129 km | 5 km |
| Jun 27, 2005 | 6 km E of Grand Tower, Illinois | M3.0 | 150 km | 10 km |
| Sep 5, 2004 | 3 km WNW of Saint Peter, Illinois | M2.9 | 68 km | 33 km |
| Sep 5, 1995 | 3 km N of Woodlawn, Illinois | M2.9 | 87 km | 4 km |
| May 18, 2006 | 9 km SSE of De Soto, Missouri | M2.9 | 126 km | 6 km |
| Apr 24, 1990 | 5 km SW of Newton, Illinois | M2.9 | 127 km | 18 km |
| Apr 29, 2022 | 1 km SSW of Peerless Park, Missouri | M2.8 | 87 km | 8 km |
| Mar 28, 2024 | 1 km NNE of Germantown, Illinois | M2.8 | 46 km | 24 km |
| May 5, 2008 | 3 km SSE of Fenton, Missouri | M2.8 | 84 km | 19 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
666 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 59 fatalities, 1,173 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 17, 2013 | EF4 | 64 km | 10.6 mi | 2 |
| Apr 22, 2011 | EF4 | 75 km | 21.3 mi | 0 |
| Apr 3, 1981 | EF4 | 49 km | 11.9 mi | 0 |
| Jan 24, 1967 | EF4 | 83 km | 25.0 mi | 3 |
| Feb 10, 1959 | EF4 | 94 km | 23.9 mi | 21 |
| Dec 18, 1957 | EF4 | 92 km | 16.8 mi | 1 |
| Jun 14, 1957 | EF4 | 87 km | 4.3 mi | 2 |
| Dec 10, 2021 | EF3 | 41 km | 4.2 mi | 6 |
| Dec 1, 2018 | EF3 | 55 km | 12.5 mi | 0 |
| May 31, 2013 | EF3 | 46 km | 10.6 mi | 0 |
| May 31, 2013 | EF3 | 99 km | 31.7 mi | 0 |
| Apr 19, 2011 | EF3 | 54 km | 4.3 mi | 0 |
| Dec 31, 2010 | EF3 | 88 km | 6.7 mi | 1 |
| Jun 1, 1999 | EF3 | 39 km | 10.0 mi | 1 |
| Nov 15, 1988 | EF3 | 48 km | 9.0 mi | 0 |
| Nov 15, 1988 | EF3 | 91 km | 1.0 mi | 0 |
| May 1, 1983 | EF3 | 64 km | 4.0 mi | 0 |
| May 1, 1983 | EF3 | 56 km | 16.0 mi | 0 |
| Dec 2, 1982 | EF3 | 50 km | 10.5 mi | 2 |
| Apr 7, 1980 | EF3 | 61 km | 7.3 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 1.9 in | Driest |
| February | 32°F (0°C) | 2.1 in | Coldest |
| March | 43°F (6°C) | 3.5 in | |
| April | 54°F (12°C) | 3.8 in | |
| May | 64°F (18°C) | 4.2 in | Wettest |
| June | 73°F (23°C) | 3.9 in | |
| July | 79°F (26°C) | 3.6 in | Warmest |
| August | 75°F (24°C) | 3.2 in | |
| September | 68°F (20°C) | 3.2 in | |
| October | 56°F (14°C) | 2.8 in | |
| November | 44°F (7°C) | 3.4 in | |
| December | 33°F (0°C) | 3.0 in |
New Douglas has a seasonal temperature swing of 47°F / from 32°F in February to 79°F in July. Total annual precipitation is 38.4 inches, with May being the wettest month (4.2") and January the driest (1.9").