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Du Quoin, IL vs Mount Vernon, IL weather comparison

Du Quoin

IL

Du Quoin and Mount Vernon have remarkably similar climates.

The year at a glance

Averages from 30 years of climate history, 1991-2020

Annual weather statistics for Du Quoin, IL and Mount Vernon, IL
Du QuoinMetricMount Vernon
203 daysSunny daysclear or partly cloudy skies201 days
43 inPrecipitationper year44 in
117 daysWet daysrain or snow per year118 days
12 inSnowfallper year10 in
37 daysHot daysabove 90 °F22 days
92 daysFreezing nightsat or below 32 °F108 days
67%Humidityaverage relative67%
56 °FAverage temperatureyear round55 °F

Monthly temperatures

Average daily high and low for each month, in °F. The gap between the two lines is what an ordinary day feels like across the year.

Du QuoinMount Vernon

Daily highs

406080JanMarMayJulSepNovDu Quoin, Jan: 40 °FDu Quoin, Feb: 46 °FDu Quoin, Mar: 56 °FDu Quoin, Apr: 67 °FDu Quoin, May: 76 °FDu Quoin, Jun: 84 °FDu Quoin, Jul: 87 °FDu Quoin, Aug: 86 °FDu Quoin, Sep: 80 °FDu Quoin, Oct: 69 °FDu Quoin, Nov: 55 °FDu Quoin, Dec: 44 °FMount Vernon, Jan: 38 °FMount Vernon, Feb: 44 °FMount Vernon, Mar: 54 °FMount Vernon, Apr: 65 °FMount Vernon, May: 74 °FMount Vernon, Jun: 83 °FMount Vernon, Jul: 86 °FMount Vernon, Aug: 85 °FMount Vernon, Sep: 79 °FMount Vernon, Oct: 68 °FMount Vernon, Nov: 54 °FMount Vernon, Dec: 43 °F

Daily lows

204060JanMarMayJulSepNovDu Quoin, Jan: 24 °FDu Quoin, Feb: 28 °FDu Quoin, Mar: 36 °FDu Quoin, Apr: 46 °FDu Quoin, May: 56 °FDu Quoin, Jun: 64 °FDu Quoin, Jul: 68 °FDu Quoin, Aug: 65 °FDu Quoin, Sep: 57 °FDu Quoin, Oct: 46 °FDu Quoin, Nov: 35 °FDu Quoin, Dec: 28 °FMount Vernon, Jan: 22 °FMount Vernon, Feb: 25 °FMount Vernon, Mar: 34 °FMount Vernon, Apr: 44 °FMount Vernon, May: 55 °FMount Vernon, Jun: 64 °FMount Vernon, Jul: 67 °FMount Vernon, Aug: 65 °FMount Vernon, Sep: 57 °FMount Vernon, Oct: 45 °FMount Vernon, Nov: 34 °FMount Vernon, Dec: 26 °F
View monthly temperatures as a table
Monthly temperatures (°F)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Du Quoin high404656677684878680695544
Mount Vernon high384454657483868579685443
Du Quoin low242836465664686557463528
Mount Vernon low222534445564676557453426

Monthly precipitation

Total rain plus melted snow for each month, in inches. Taller bars mean wetter months.

Du QuoinMount Vernon
0.02.04.0JanMarMayJulSepNovDu Quoin, Jan: 3.3 inDu Quoin, Feb: 3.0 inDu Quoin, Mar: 4.1 inDu Quoin, Apr: 5.1 inDu Quoin, May: 4.8 inDu Quoin, Jun: 3.6 inDu Quoin, Jul: 3.4 inDu Quoin, Aug: 2.7 inDu Quoin, Sep: 2.9 inDu Quoin, Oct: 3.6 inDu Quoin, Nov: 3.7 inDu Quoin, Dec: 3.1 inMount Vernon, Jan: 3.3 inMount Vernon, Feb: 3.0 inMount Vernon, Mar: 4.1 inMount Vernon, Apr: 5.2 inMount Vernon, May: 5.1 inMount Vernon, Jun: 3.9 inMount Vernon, Jul: 3.4 inMount Vernon, Aug: 2.8 inMount Vernon, Sep: 3.0 inMount Vernon, Oct: 3.5 inMount Vernon, Nov: 3.8 inMount Vernon, Dec: 3.2 in
View monthly precipitation as a table
Monthly precipitation (inches)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Du Quoin3.33.04.15.14.83.63.42.72.93.63.73.1
Mount Vernon3.33.04.15.25.13.93.42.83.03.53.83.2

Monthly sunny days

Days each month with clear or partly cloudy skies, so compare the same month between cities.

Du QuoinMount Vernon
01020JanMarMayJulSepNovDu Quoin, Jan: 14 daysDu Quoin, Feb: 12 daysDu Quoin, Mar: 15 daysDu Quoin, Apr: 16 daysDu Quoin, May: 15 daysDu Quoin, Jun: 18 daysDu Quoin, Jul: 20 daysDu Quoin, Aug: 22 daysDu Quoin, Sep: 21 daysDu Quoin, Oct: 20 daysDu Quoin, Nov: 16 daysDu Quoin, Dec: 14 daysMount Vernon, Jan: 14 daysMount Vernon, Feb: 12 daysMount Vernon, Mar: 15 daysMount Vernon, Apr: 16 daysMount Vernon, May: 16 daysMount Vernon, Jun: 18 daysMount Vernon, Jul: 20 daysMount Vernon, Aug: 22 daysMount Vernon, Sep: 21 daysMount Vernon, Oct: 20 daysMount Vernon, Nov: 16 daysMount Vernon, Dec: 13 days
View monthly sunny days as a table
Monthly sunny days (days)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Du Quoin141215161518202221201614
Mount Vernon141215161618202221201613

Keep comparing

Nearby cities and popular picks for each side of this matchup. Any two cities can be compared from the home page.

About this data

Every figure on this page is a 30 year average computed from daily climate history for 1991-2020, using each city's own coordinates. Wet days count days with measurable precipitation, calibrated against the wet day counts in NOAA's published climate normals. Sunny days count clear plus partly cloudy days, defined as average cloud cover of 63 percent or less and calibrated against NOAA's published sky cover tables. Snowfall figures are model estimates anchored to NOAA station measurements near each city.

Weather data by Open-Meteo.com (CC BY 4.0). Contains modified Copernicus Climate Change Service information (ERA5, ERA5-Land).