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May 16th, 2026 :: 10:26 pm CDT   

Local Weather Report for
Quincy
Illinois, United States

 Current Quincy Weather Conditions Updated May 16th at 8:54 pm 
Temperature:72°F Dew Point:66°F
Barometer:29.83 inHg Wind:N 15 Mph
Humidity:83.1% Visibility:0M
 
 Quincy Weather Forecast Summary  
 
Today
May 16th
Sunday
May 17th
Monday
May 18th
Tuesday
May 19th
Wednesday
May 20th
Mostly Sunny Mostly Sunny Mix of Sun and Cloud Thundershowers Mostly Sunny
81°F
85°F
66°F
85°F
69°F
77°F
56°F
63°F
50°F
 
 Quincy Detailed Weather Forecast  
 
Sunday, May 17th, 2026
Overnight Temperature: 67°F
A mix of clear and cloudy skies with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 70°F
Mostly sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 83°F
Sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 76°F
Clear with cloudy periods with a slight chance of showers or thundershowers. Windy.
Monday, May 18th, 2026
Overnight Temperature: 72°F
Clear with cloudy periods. Slight chance of a thunderstorm. Windy.
Morning Temperature: 74°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy.
Afternoon Temperature: 85°F
A mix of sun and cloud with a chance of showers or thundershowers. Windy.
Evening Temperature: 76°F
Clear with cloudy periods with a chance of showers or thundershowers. Windy.
Tuesday, May 19th, 2026
Overnight Temperature: 69°F
A mix of cloudy and clear skies with a few showers. Chance of a thunderstorm. Windy.
Morning Temperature: 69°F
Mostly cloudy with showers likely. Chance of a thunderstorm. Windy.
Afternoon Temperature: 77°F
Mostly sunny with showers likely. Chance of a thunderstorm. Windy.
Evening Temperature: 58°F
A mix of clear and cloudy skies with a chance of showers. Windy at times.
Wednesday, May 20th, 2026
Overnight Temperature: 53°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 53°F
Mostly sunny. Windy at times.
Afternoon Temperature: 61°F
A mix of sun and cloud. Windy at times.
Evening Temperature: 56°F
Mostly clear.
Thursday, May 21st, 2026
Overnight Temperature: 51°F
Mostly cloudy. Windy at times.
Morning Temperature: 52°F
Mostly sunny. Windy at times.
Afternoon Temperature: 61°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 54°F
Clear.
Friday, May 22nd, 2026
Overnight Temperature: 45°F
Clear.
Morning Temperature: 52°F
Sunny.
Afternoon Temperature: 66°F
Sunny.
Evening Temperature: 59°F
Clear.
Saturday, May 23rd, 2026
Overnight Temperature: 51°F
Clear.
Morning Temperature: 59°F
Sunny. Windy at times.
Afternoon Temperature: 72°F
Sunny. Windy at times.
Evening Temperature: 65°F
Clear. Windy at times.
Sunday, May 24th, 2026
Overnight Temperature: 61°F
Clear. Windy at times.
Morning Temperature: 69°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 82°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 75°F
Clear. Chance of a thunderstorm. Windy at times.





 

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8:55 PM  70°F
 
 
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8:55 PM  68°F
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This WeatherCity Weather Forecast for Quincy, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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