Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Antioch (IL) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Antioch.
–
Climate overview of Antioch
Antioch, Illinois, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 28°C (82°F) in July, while winters cool to -2°C (28°F) in January.
Antioch sees a moderate amount of rain/snowfall, totalling around 961 mm (38 in) per year. It experiences warm summers and very cold winters, creating some seasonal variation. The most sunshine falls in July, with an average of 10.6 hours of daily sunshine.
Antioch Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Antioch - and find the best time to visit.
Monthly Temperature in Antioch
Depending on the time of the year, temperatures range from comfortable to very cold in Antioch. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in July, the warmest time of the year, to a very cold -2°C (28°F) during cooler months like January.
At night, you can expect temperatures ranging from 16°C (61°F) in July to around -11°C (12°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Antioch
Generally, Antioch has a moderate amount of precipitation, averaging 961 mm (38 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, June it receives high rainfall, averaging 118 mm (4.6 in) of precipitation, recorded across 13 rainy days. In contrast, the driest month January brings less snowfall, with 40 mm (1.6 in) over 10 snowy days. For more details, please visit our Antioch 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 Antioch
Seasonal changes in sunshine hours are quite dramatic in Antioch. 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
Data from: Chicago, the United States of America (57 KM, 35 Miles).
Daily hours of sunshine
Data from: Chicago, the United States of America (57 KM, 35 Miles).
Daily percentage of sunshine
Data from: Chicago, the United States of America (57 KM, 35 Miles).
Humidity in Antioch by Month
The relative humidity is high throughout the year in Antioch.
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
Data from: Chicago, the United States of America (57 KM, 35 Miles).
Best Time to Visit Antioch
For comfortable weather, consider visiting Antioch in May, August and September. Conditions are usually least favourable in January, February, March, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
very cold
Mar
cold
Apr
mixed
May
excellent
Jun
very good
Jul
very good
Aug
excellent
Sep
excellent
Oct
good
Nov
cold
Dec
cold
- Best overall: May, August and September
- Warmest weather: July and August
- Most sunshine: June and July
- Fewer rainy days: January, February, July, September and November
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -11°C (12°F).
Frequently asked questions about the climate in Antioch
What is the best time to visit Antioch?
May, August and September typically offer the most optimal weather in Antioch. In contrast, January, February, March, November and December tend to have less optimal conditions. Antioch has warm summers and very cold winters.
What temperatures can I expect in Antioch?
Daytime highs range from -2°C (28°F) in January to 28°C (82°F) in July. Nighttime lows range from -11°C (12°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does Antioch get?
Annual rainfall is around 961 mm (38 in). June is the wettest month with 118 mm (4.6 in), while January is the driest with 40 mm (1.6 in).
How sunny is Antioch?
Antioch 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, Antioch enjoys abundant sunshine.
Antioch 3-Day Forecast
Antioch on the map
Antioch is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
Miami Beach
29°C (84°F) Orlando29°C (84°F) Kissimmee
29°C (84°F) Destin26°C (79°F) Los Angeles24°C (75°F) New York City19°C (66°F) Big Bear Lake19°C (66°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
The 10 most alternative cities in the United States
Discover the top 10 fun and alternative U.S. cities rich in art, culture, and adventure. From Portland's hippy charm to Sedona's stunning landscapes.
Sedona: Explore Majestic Red Rock Landscapes
A picturesque artists' town surrounded by red rocks and known for its spirituality, vortex energy, and stunning hikes like Cathedral Rock.
10 most idyllic villages to visit in the United States
Discover 10 idyllic villages in the USA, from California to Vermont. Explore their unique charm, rich history, stunning nature, and vibrant arts scenes.