Cape Girardeau Airport (CGI) Weather 08/02/2026
Tonight
73
Slight Chance T-storms then Patchy Fog
Sunday
94
Patchy Fog then Mostly Sunny
Sunday Night
75
Mostly Clear
Monday
96
Sunny
Monday Night
78
Mostly Clear
Tuesday
95
Sunny
Tuesday Night
73
Partly Cloudy
Wednesday
90
Sunny
Wednesday Night
68
Mostly Clear
Thursday
89
Sunny
Thursday Night
69
Partly Cloudy
Friday
88
Mostly Sunny then Slight Chance T-storms
Friday Night
70
Slight Chance T-storms
Weekly Forecast
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 73. Light south southwest wind.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 94. Heat index values as high as 110. Light west southwest wind.
Sunday Night
Mostly clear, with a low around 75. Light and variable wind.
Monday
Sunny, with a high near 96. Heat index values as high as 113. Light south southwest wind increasing to 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 78. South southwest wind 8 to 10 mph.
Tuesday
Sunny, with a high near 95. West southwest wind 8 to 10 mph becoming northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 73. North wind 5 to 7 mph.
Wednesday
Sunny, with a high near 90. North northeast wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 68. North northeast wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 89. Calm wind becoming east northeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 69. East northeast wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. Light and variable wind.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. East wind around 5 mph becoming calm in the evening.