Dupo, IL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Dupo now
Loading the National Weather Service forecast…
Dupo weather by the hour
Dupo weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Dupo.
This week in Dupo
Sunrise, sunset and moon in Dupo
What is the weather usually like in Dupo?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 89°F average high
- Januarycoldest month · 22°F average low
- 42.8 inprecipitation per year · 1,087 mm
- 13.8 insnowfall per year · 35 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Dupo: May–June and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station CAHOKIA, IL US (USC00111160), adjusted for the elevation of Dupo.
Dupo weather month by month
Sunrise and sunset in Dupo through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:15 AM | 5:05 PM | 9 h 50 min |
| February | 6:49 AM | 5:40 PM | 10 h 50 min |
| March | 7:10 AM | 7:09 PM | 11 h 59 min |
| April | 6:22 AM | 7:38 PM | 13 h 15 min |
| May | 5:47 AM | 8:07 PM | 14 h 19 min |
| June | 5:34 AM | 8:28 PM | 14 h 53 min |
| July | 5:47 AM | 8:26 PM | 14 h 38 min |
| August | 6:14 AM | 7:56 PM | 13 h 42 min |
| September | 6:41 AM | 7:10 PM | 12 h 29 min |
| October | 7:08 AM | 6:24 PM | 11 h 15 min |
| November | 6:41 AM | 4:49 PM | 10 h 7 min |
| December | 7:09 AM | 4:42 PM | 9 h 32 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Dupo?
Dupo has a hot-summer humid continental climate. The warmest month is July, with an average high of 89°F (31°C), and the coldest is January, with average lows of 22°F (-6°C).
It gets about 42.8 inches (1,087 mm) of precipitation a year. The wettest month is July and the driest is February. Snow is common: about 14 inches fall in an average year.
The best time to visit Dupo is May–June and September–October. At 410 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Dupo
Weather in towns near Dupo
Questions about the weather in Dupo
What is the hottest month in Dupo?
July, with an average high of 89°F (31°C).
What is the coldest month in Dupo?
January, with an average low of 22°F (-6°C).
How much does it rain in Dupo?
About 42.8 inches (1,087 mm) a year; the wettest month is July.
Does it snow in Dupo?
Yes, about 14 inches of snow fall in an average year.
When is the best time to visit Dupo?
May–June and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Dupo have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Dupo in November?
Highs average 56°F and lows 35°F, with about 3.3 inches of precipitation.
What time is sunrise in Dupo?
Around 6:41 AM in mid-November, and sunset around 4:49 PM. Today’s exact times are shown above.
Where does this Dupo weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Dupo.
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