Andover, IL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Andover now
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Andover weather by the hour
Andover weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Andover.
This week in Andover
Sunrise, sunset and moon in Andover
What is the weather usually like in Andover?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 86°F average high
- Januarycoldest month · 15°F average low
- 39.1 inprecipitation per year · 993 mm
- 28.4 insnowfall per year · 72 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Andover: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station GENESEO, IL US (USC00113384), adjusted for the elevation of Andover.
Andover weather month by month
Sunrise and sunset in Andover through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:22 AM | 4:58 PM | 9 h 35 min |
| February | 6:53 AM | 5:36 PM | 10 h 42 min |
| March | 7:10 AM | 7:09 PM | 11 h 58 min |
| April | 6:19 AM | 7:42 PM | 13 h 23 min |
| May | 5:40 AM | 8:14 PM | 14 h 33 min |
| June | 5:25 AM | 8:37 PM | 15 h 11 min |
| July | 5:39 AM | 8:34 PM | 14 h 54 min |
| August | 6:09 AM | 8:01 PM | 13 h 52 min |
| September | 6:40 AM | 7:12 PM | 12 h 31 min |
| October | 7:11 AM | 6:21 PM | 11 h 10 min |
| November | 6:48 AM | 4:43 PM | 9 h 55 min |
| December | 7:18 AM | 4:34 PM | 9 h 16 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Andover?
Andover has a hot-summer humid continental climate. The warmest month is July, with an average high of 86°F (30°C), and the coldest is January, with average lows of 15°F (-10°C).
It gets about 39.1 inches (993 mm) of precipitation a year. The wettest month is May and the driest is January. Snow is common: about 28 inches fall in an average year.
The best time to visit Andover is May–June and August–September. 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 Andover
Weather in towns near Andover
Questions about the weather in Andover
What is the hottest month in Andover?
July, with an average high of 86°F (30°C).
What is the coldest month in Andover?
January, with an average low of 15°F (-10°C).
How much does it rain in Andover?
About 39.1 inches (993 mm) a year; the wettest month is May.
Does it snow in Andover?
Yes, about 28 inches of snow fall in an average year.
When is the best time to visit Andover?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Andover have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Andover in November?
Highs average 49°F and lows 31°F, with about 2.6 inches of precipitation.
What time is sunrise in Andover?
Around 6:48 AM in mid-November, and sunset around 4:43 PM. Today’s exact times are shown above.
Where does this Andover weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Andover.
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