Log In
    Favorites
        Member Settings
      Special Weather Statement
      until 5:00 PM CDT
      Elev 486 ft, 38.324 °N 88.914 °W

      Mount Vernon, IL

      Mount Vernon Station91°
      SUN
      MON
      TUE
      WED
      THU
      FRI
      SAT
      27
      28
      29
      30
      1
      Fair
      Actual:
      92° | 70°
      0.02 in
      2
      Cloudy
      Actual:
      72° | 58°
      0.16 in
      3
      Fair
      Actual:
      77° | 50°
      0 in
      4
      Fair
      Actual:
      82° | 46°
      0 in
      5
      Fair
      Actual:
      77° | 44°
      0 in
      6
      Fair
      Actual:
      80° | 39°
      0 in
      7
      Fair
      Actual:
      90° | 42°
      0 in
      8
      Fair
      Actual:
      86° | 45°
      0 in
      9
      Fair
      Actual:
      90° | 44°
      0 in
      10
      Fair
      Actual:
      77° | 50°
      0 in
      11
      Mist
      Actual:
      86° | 53°
      0 in
      12
      Fair
      Actual:
      92° | 54°
      0 in
      13
      Sunny
      Forecast:
      92° | 60°
      0.04 in
      14
      AM Thunderstorms
      Forecast:
      78° | 66°
      0.87 in
      15
      AM Clouds/PM Sun
      Forecast:
      85° | 64°
      0.17 in
      16
      Partly Cloudy/Wind
      Forecast:
      66° | 43°
      0 in
      17
      Sunny
      Forecast:
      62° | 37°
      0 in
      18
      Mostly Sunny
      Forecast:
      69° | 33°
      0 in
      19
      Partly Cloudy
      Forecast:
      74° | 42°
      0 in
      20
      Partly Cloudy
      Forecast:
      78° | 47°
      0 in
      21
      Partly Cloudy
      Forecast:
      80° | 51°
      0 in
      22
      Partly Cloudy
      Forecast:
      81° | 54°
      0.07 in
      23
      AM Showers
      Forecast:
      81° | 57°
      0.04 in
      24
      Partly Cloudy
      Forecast:
      79° | 56°
      0 in
      25
      Partly Cloudy
      Forecast:
      74° | 52°
      0.05 in
      26
      Partly Cloudy
      Forecast:
      72° | 51°
      0.19 in
      27
      AM Showers
      Forecast:
      71° | 51°
      0.13 in
      28
      Average:
      62° | 40°
      29
      Average:
      62° | 40°
      30
      Average:
      61° | 40°
      31
      Average:
      61° | 39°
      1
      Average:
      60° | 39°
      2
      Average:
      60° | 39°
      3
      Average:
      59° | 38°
      4
      Average:
      59° | 38°
      5
      Average:
      58° | 38°
      6
      Average:
      58° | 37°
      7
      Average:
      58° | 37°
      Our AppsAbout UsContactCareers
      PWS NetworkWunderMap
      Trust CenterTerms of UsePrivacy PolicyData RightsPrivacy SettingsCookie NoticeData VendorsAccessibility Statement
      Level Access
      The Weather Company The Weather Channel Weather Underground Storm Radar
      © The Weather Company, LLC 2026
      Glossary