Skip to content
VSWeather

Chester, IL vs Perryville, MO weather comparison

Chester

IL

Chester and Perryville have remarkably similar climates.

The year at a glance

Averages from 30 years of climate history, 1991-2020

Annual weather statistics for Chester, IL and Perryville, MO
ChesterMetricPerryville
204 daysSunny daysclear or partly cloudy skies205 days
43 inPrecipitationper year43 in
117 daysWet daysrain or snow per year116 days
12 inSnowfallper year8 in
51 daysHot daysabove 90 °F39 days
103 daysFreezing nightsat or below 32 °F113 days
69%Humidityaverage relative70%
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.

ChesterPerryville

Daily highs

406080JanMarMayJulSepNovChester, Jan: 40 °FChester, Feb: 46 °FChester, Mar: 56 °FChester, Apr: 67 °FChester, May: 77 °FChester, Jun: 85 °FChester, Jul: 89 °FChester, Aug: 87 °FChester, Sep: 81 °FChester, Oct: 70 °FChester, Nov: 56 °FChester, Dec: 44 °FPerryville, Jan: 41 °FPerryville, Feb: 46 °FPerryville, Mar: 56 °FPerryville, Apr: 67 °FPerryville, May: 76 °FPerryville, Jun: 85 °FPerryville, Jul: 88 °FPerryville, Aug: 87 °FPerryville, Sep: 81 °FPerryville, Oct: 70 °FPerryville, Nov: 56 °FPerryville, Dec: 45 °F

Daily lows

204060JanMarMayJulSepNovChester, Jan: 23 °FChester, Feb: 26 °FChester, Mar: 34 °FChester, Apr: 44 °FChester, May: 54 °FChester, Jun: 64 °FChester, Jul: 67 °FChester, Aug: 65 °FChester, Sep: 57 °FChester, Oct: 45 °FChester, Nov: 35 °FChester, Dec: 27 °FPerryville, Jan: 21 °FPerryville, Feb: 25 °FPerryville, Mar: 33 °FPerryville, Apr: 42 °FPerryville, May: 53 °FPerryville, Jun: 62 °FPerryville, Jul: 66 °FPerryville, Aug: 64 °FPerryville, Sep: 55 °FPerryville, Oct: 43 °FPerryville, Nov: 33 °FPerryville, Dec: 26 °F
View monthly temperatures as a table
Monthly temperatures (°F)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Chester high404656677785898781705644
Perryville high414656677685888781705645
Chester low232634445464676557453527
Perryville low212533425362666455433326

Monthly precipitation

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

ChesterPerryville
0.02.04.0JanMarMayJulSepNovChester, Jan: 3.1 inChester, Feb: 2.9 inChester, Mar: 4.0 inChester, Apr: 4.9 inChester, May: 5.0 inChester, Jun: 3.7 inChester, Jul: 3.4 inChester, Aug: 2.8 inChester, Sep: 3.0 inChester, Oct: 3.5 inChester, Nov: 3.7 inChester, Dec: 3.0 inPerryville, Jan: 3.0 inPerryville, Feb: 2.8 inPerryville, Mar: 4.0 inPerryville, Apr: 5.0 inPerryville, May: 4.7 inPerryville, Jun: 3.7 inPerryville, Jul: 3.4 inPerryville, Aug: 3.0 inPerryville, Sep: 3.0 inPerryville, Oct: 3.4 inPerryville, Nov: 3.6 inPerryville, Dec: 3.0 in
View monthly precipitation as a table
Monthly precipitation (inches)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Chester3.12.94.04.95.03.73.42.83.03.53.73.0
Perryville3.02.84.05.04.73.73.43.03.03.43.63.0

Monthly sunny days

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

ChesterPerryville
01020JanMarMayJulSepNovChester, Jan: 15 daysChester, Feb: 13 daysChester, Mar: 15 daysChester, Apr: 16 daysChester, May: 16 daysChester, Jun: 18 daysChester, Jul: 20 daysChester, Aug: 22 daysChester, Sep: 21 daysChester, Oct: 20 daysChester, Nov: 16 daysChester, Dec: 14 daysPerryville, Jan: 15 daysPerryville, Feb: 13 daysPerryville, Mar: 15 daysPerryville, Apr: 16 daysPerryville, May: 16 daysPerryville, Jun: 18 daysPerryville, Jul: 20 daysPerryville, Aug: 21 daysPerryville, Sep: 21 daysPerryville, Oct: 20 daysPerryville, Nov: 16 daysPerryville, Dec: 14 days
View monthly sunny days as a table
Monthly sunny days (days)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Chester151315161618202221201614
Perryville151315161618202121201614

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).