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Weather for Alton, Illinois
current weather conditions

  Current weather conditions for
  Alton, Illinois


clear sky
70 °F
[21 °C]
Feels Like
70 °F / 21 °C
Wind: 3 mph from E
Dew Point: 66 °F / 19 °C
Humidity: 88%
Pressure: 30.05 inches
Visibility: 9 miles
  Updated at 09/23/2017 05:51 am CST
observed temperature & rain for most recent 5 days
36-hour weather forecast
Today Tonight Tomorrow

clear sky

High
94 °F (34 °C)
wind: 9 mph
humidity: 46%
precip: 0% chance
Tstorm: 0% chance


clear sky

Overnight Low
72 °F (22 °C)
wind: 8 mph
humidity: 78%
precip: 0% chance
Tstorm: 0% chance


clear sky

High
90 °F (32 °C)
wind: 8 mph
humidity: 52%
precip: 10% chance
Tstorm: 0% chance

observed daily cooling degree day for current month

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7-day weather forecast
Sun, Sep 24 Mon, Sep 25 Tue, Sep 26 Wed, Sep 27 Thu, Sep 28 Fri, Sep 29 Sat, Sep 30

clear sky
72 °F ~ 90 °F
(22 °C ~ 32 °C)
Power Demand:
126%

partly cloudy
71 °F ~ 90 °F
(22 °C ~ 32 °C)
Power Demand:
127%

partly cloudy
71 °F ~ 89 °F
(22 °C ~ 32 °C)
Power Demand:
122%

overcast
70 °F ~ 82 °F
(21 °C ~ 28 °C)
Power Demand:
108%

clear sky
62 °F ~ 75 °F
(17 °C ~ 24 °C)
Power Demand:
99%

clear sky
52 °F ~ 69 °F
(11 °C ~ 21 °C)
Power Demand:
95%

clear sky
51 °F ~ 72 °F
(11 °C ~ 22 °C)
Power Demand:
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Note: Power demand forecast is made relative to the Normal. See a graphical form of the power demand forecast.