Lombard (IL) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Lombard.
Climate overview of Lombard
Lombard, Illinois, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 29°C (84°F) in July, while winters cool to 0°C (32°F) in January.
Rain/snowfall is high, totalling around 1058 mm (42 in) per year. June is the wettest month and January the driest. The most sunshine falls in July, with an average of 10.6 hours of daily sunshine.
Lombard Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Lombard — and find the best time to visit.
Monthly Temperature in Lombard
Depending on the time of the year, temperatures range from comfortable to very cold in Lombard. Average maximum daytime temperatures range from a comfortable 29°C (84°F) in July, the warmest time of the year, to a very cold 0°C (32°F) during cooler months like January.
At night, you can expect temperatures ranging from 18°C (64°F) in July to around -9°C (16°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Lombard
Lombard has a relatively rain/snowy climate with high precipitation levels, averaging 1058 mm (42 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, June it receives high rainfall, averaging 126 mm (5 in) of precipitation, recorded across 14 rainy days. In contrast, the driest month January brings less snowfall, with 51 mm (2 in) over 10 snowy days. For more details, please visit our Lombard Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Lombard
Seasonal changes in sunshine hours are quite dramatic in Lombard. While July receives considerable daily sunshine with up to 10.6 hours, December marks the darkest time of the year, where sunshine is scarce with only 3.6 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Lombard by Month
The relative humidity is high throughout the year in Lombard.
The city experiences its highest humidity in December, reaching 76%. In May, the humidity drops to its lowest level at 64%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Lombard
The average wind speed over the year ranges from 4 m/s (8 knots) to 6 m/s (12 knots). It is lower in June, July, August and September and higher in January, March and April. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Lombard
Rainfall during this time ranges from 91 mm (3.6 in) in September to 126 mm (5 in) in June. This means you can expect a mix of sunny days and occasional showers. Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.
Frequently asked questions about the climate in Lombard
What is the best time to visit Lombard?
September typically offers the most optimal weather in Lombard. In contrast, January, February, March, November and December tend to have less optimal conditions.
What temperatures can I expect in Lombard?
Daytime highs range from 0°C (32°F) in January to 29°C (84°F) in July. Nighttime lows range from -9°C (16°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Lombard get?
Annual rainfall is around 1058 mm (42 in). June is the wettest month with 126 mm (5 in), while January is the driest with 51 mm (2 in).
How sunny is Lombard?
Lombard receives around 2,509 hours of sunshine per year. July is the sunniest month with 319 hours, while December is the cloudiest with just 107 hours. Overall, Lombard enjoys abundant sunshine.
Lombard 3-Day Forecast
Lombard (IL) 3-Day Forecast
Lombard on the map
Lombard is highlighted — select any city to see its climate.
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