Alto Pass, IL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Alto Pass now
Loading the National Weather Service forecast…
Alto Pass weather by the hour
Alto Pass weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Alto Pass.
This week in Alto Pass
Sunrise, sunset and moon in Alto Pass
What is the weather usually like in Alto Pass?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 89°F average high
- Januarycoldest month · 25°F average low
- 51.1 inprecipitation per year · 1,299 mm
- 10.4 insnowfall per year · 26 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Alto Pass: April–May and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station ANNA 2 NNE, IL US (USC00110187), adjusted for the elevation of Alto Pass.
Alto Pass weather month by month
Sunrise and sunset in Alto Pass through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:09 AM | 5:04 PM | 9 h 54 min |
| February | 6:44 AM | 5:37 PM | 10 h 53 min |
| March | 7:06 AM | 7:05 PM | 11 h 59 min |
| April | 6:20 AM | 7:34 PM | 13 h 13 min |
| May | 5:46 AM | 8:01 PM | 14 h 15 min |
| June | 5:33 AM | 8:21 PM | 14 h 47 min |
| July | 5:46 AM | 8:19 PM | 14 h 33 min |
| August | 6:12 AM | 7:51 PM | 13 h 39 min |
| September | 6:38 AM | 7:06 PM | 12 h 28 min |
| October | 7:04 AM | 6:21 PM | 11 h 17 min |
| November | 6:35 AM | 4:47 PM | 10 h 11 min |
| December | 7:03 AM | 4:41 PM | 9 h 38 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Alto Pass?
Alto Pass has a humid subtropical climate. The warmest month is July, with an average high of 89°F (32°C), and the coldest is January, with average lows of 25°F (-4°C).
It gets about 51.1 inches (1,299 mm) of precipitation a year. The wettest month is May and the driest is August. Snow is common: about 10 inches fall in an average year.
The best time to visit Alto Pass is April–May and September–October. At 748 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 Alto Pass
Weather in towns near Alto Pass
Questions about the weather in Alto Pass
What is the hottest month in Alto Pass?
July, with an average high of 89°F (32°C).
What is the coldest month in Alto Pass?
January, with an average low of 25°F (-4°C).
How much does it rain in Alto Pass?
About 51.1 inches (1,299 mm) a year; the wettest month is May.
Does it snow in Alto Pass?
Yes, about 10 inches of snow fall in an average year.
When is the best time to visit Alto Pass?
April–May and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Alto Pass have?
Humid subtropical (Köppen Cfa).
What is the weather like in Alto Pass in November?
Highs average 59°F and lows 37°F, with about 4.5 inches of precipitation.
What time is sunrise in Alto Pass?
Around 6:35 AM in mid-November, and sunset around 4:47 PM. Today’s exact times are shown above.
Where does this Alto Pass weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Alto Pass.
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