Lake Bluff, IL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Lake Bluff now
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Lake Bluff weather by the hour
Lake Bluff weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Lake Bluff.
This week in Lake Bluff
Sunrise, sunset and moon in Lake Bluff
What is the weather usually like in Lake Bluff?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 82°F average high
- Januarycoldest month · 16°F average low
- 39.3 inprecipitation per year · 998 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Lake Bluff: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station WAUKEGAN, IL US (USC00119029), adjusted for the elevation of Lake Bluff.
Lake Bluff weather month by month
Sunrise and sunset in Lake Bluff through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:15 AM | 4:45 PM | 9 h 29 min |
| February | 6:45 AM | 5:25 PM | 10 h 39 min |
| March | 7:01 AM | 6:59 PM | 11 h 57 min |
| April | 6:08 AM | 7:34 PM | 13 h 25 min |
| May | 5:28 AM | 8:07 PM | 14 h 39 min |
| June | 5:12 AM | 8:31 PM | 15 h 18 min |
| July | 5:26 AM | 8:27 PM | 15 h 1 min |
| August | 5:57 AM | 7:54 PM | 13 h 56 min |
| September | 6:30 AM | 7:02 PM | 12 h 32 min |
| October | 7:03 AM | 6:11 PM | 11 h 8 min |
| November | 6:40 AM | 4:31 PM | 9 h 50 min |
| December | 7:11 AM | 4:21 PM | 9 h 9 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Lake Bluff?
Lake Bluff has a hot-summer humid continental climate. The warmest month is July, with an average high of 82°F (28°C), and the coldest is January, with average lows of 16°F (-9°C).
It gets about 39.3 inches (998 mm) of precipitation a year. The wettest month is May and the driest is February.
The best time to visit Lake Bluff is June to 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 Lake Bluff
Weather in towns near Lake Bluff
Questions about the weather in Lake Bluff
What is the hottest month in Lake Bluff?
July, with an average high of 82°F (28°C).
What is the coldest month in Lake Bluff?
January, with an average low of 16°F (-9°C).
How much does it rain in Lake Bluff?
About 39.3 inches (998 mm) a year; the wettest month is May.
Does it snow in Lake Bluff?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Lake Bluff?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Lake Bluff have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Lake Bluff in November?
Highs average 48°F and lows 31°F, with about 2.5 inches of precipitation.
What time is sunrise in Lake Bluff?
Around 6:40 AM in mid-November, and sunset around 4:31 PM. Today’s exact times are shown above.
Where does this Lake Bluff weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Lake Bluff.
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