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Lake Bluff (IL) Weather and Climate: A Comprehensive Guide

The temperature in Lake Bluff can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and very cold during the cooler months. It receives a reasonable amount of rain/snowfall. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

Visitors to Lake Bluff can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 27°C in July. In January, the coolest month of the year, temperatures drop to a very cold -1°C.

At night, you can expect cooler temperatures, with averages dropping to around -9°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Lake Bluff experiences moderate precipitation patterns, averaging 988 mm yearly. Lake Bluff can be quite wet during August, receiving approximately 105 mm of precipitation over 11 rainy days.

In contrast January, experiences much drier conditions, with 44 mm of snowfall, spread across 10 snowy days. For more details, please visit our Lake Bluff Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Lake Bluff can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.6 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 3.6 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Chicago, the United States of America (33 KM, 20 Miles).

Daily hours of sunshine

Data from: Chicago, the United States of America (33 KM, 20 Miles).

Forecast for Lake Bluff (IL)

Mon   Dec 23
3°C | 0°C
SW 6 m/s
0.4 mm
broken clouds and  chance of slight rain

broken clouds and chance of slight rain

Tue   Dec 24
2°C | -2°C
N 4 m/s
overcast and no rain

overcast and no rain

Wed   Dec 25
3°C | -3°C
E 3 m/s
overcast and no rain

overcast and no rain

The best time of year to visit Lake Bluff in the United States of America

During the months of June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is winter in Lake Bluff?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Lake Bluff?
    July has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Lake Bluff?
    The coldest month is January with an average maximum temperature of -1°C.
  • Which is the wettest month in Lake Bluff?
    August tops the wettest month list with 105 mm of rainfall.
  • Which is the driest month in Lake Bluff?
    January is the driest month with 44 mm of precipitation.
  • Which is the sunniest month in Lake Bluff?
    July is the sunniest month with an average of 319 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.