Summum, IL
Unincorporated community in Fulton County, Illinois
Summum is a small unincorporated community in Fulton County, Illinois. It is 5.0 miles SW of Astoria, the nearest town. Its ZIP code is 61501.
Summum at a glance
- State
- Illinois
- County
- Fulton County
- ZIP code
- 61501
- Nearest town
- Astoria (5.0 mi)
- Time zone
- America/Chicago
- Coordinates
- 40.2678, -90.2783
Weather in Summum now
Loading the National Weather Service forecast…
Summum weather by the hour
Summum weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Summum.
This week in Summum
Sunrise, sunset and moon in Summum
What is the weather usually like in Summum?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 88°F average high
- Januarycoldest month · 16°F average low
- 41.0 inprecipitation per year · 1,042 mm
- 27.9 insnowfall per year · 71 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Summum: May and August to October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station HAVANA, IL US (USC00113940), adjusted for the elevation of Summum.
Summum weather month by month
Sunrise and sunset in Summum through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:20 AM | 5:01 PM | 9 h 41 min |
| February | 6:52 AM | 5:37 PM | 10 h 45 min |
| March | 7:10 AM | 7:09 PM | 11 h 58 min |
| April | 6:20 AM | 7:41 PM | 13 h 20 min |
| May | 5:43 AM | 8:11 PM | 14 h 28 min |
| June | 5:29 AM | 8:34 PM | 15 h 4 min |
| July | 5:42 AM | 8:31 PM | 14 h 48 min |
| August | 6:11 AM | 7:59 PM | 13 h 48 min |
| September | 6:40 AM | 7:11 PM | 12 h 30 min |
| October | 7:10 AM | 6:22 PM | 11 h 12 min |
| November | 6:45 AM | 4:45 PM | 10 h 0 min |
| December | 7:15 AM | 4:37 PM | 9 h 22 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Summum?
Summum has a hot-summer humid continental climate. The warmest month is July, with an average high of 88°F (31°C), and the coldest is January, with average lows of 16°F (-9°C).
It gets about 41.0 inches (1,042 mm) of precipitation a year. The wettest month is May and the driest is February. Snow is common: about 28 inches fall in an average year.
The best time to visit Summum is May and August to October. 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.
Webcams near Summum
The closest live webcam is Macomb › South-east: Macombopoly, 24.5 miles NW of Summum.
Webcams: Windy.com. Distances in a straight line from Summum.
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Map of Summum, IL
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Summum Street View
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Open in Google Maps ›Towns near Summum
Other communities near Summum
Questions about Summum
Where is Summum, IL?
Summum is an unincorporated community in Fulton County, Illinois, 5.0 miles SW of Astoria.
What county is Summum in?
Summum is in Fulton County, Illinois.
What is the ZIP code of Summum, IL?
The ZIP code for Summum is 61501.
What is the nearest town to Summum?
Astoria, 5.0 miles away.
Are there webcams near Summum?
Yes. The closest is Macomb › South-east: Macombopoly, 24.5 miles away.
What is the hottest month in Summum?
July, with an average high of 88°F (31°C).
What is the coldest month in Summum?
January, with an average low of 16°F (-9°C).
How much does it rain in Summum?
About 41.0 inches (1,042 mm) a year; the wettest month is May.
Does it snow in Summum?
Yes, about 28 inches of snow fall in an average year.
When is the best time to visit Summum?
May and August to October, when temperatures are most pleasant and rainy days are fewer.
What climate does Summum have?
Hot-summer humid continental (Köppen Dfa).
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