Manteno (IL) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Manteno.
Climate overview of Manteno
Temperatures in Manteno, Illinois, United States of America, vary greatly throughout the year. July is the hottest month at 29°C (84°F), while January is the coldest at 0°C (32°F).
The city has a wet climate, receiving around 1075 mm (42 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and very cold winters. June is the wettest month.
Manteno Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Manteno - and find the best time to visit.
Monthly Temperature in Manteno
The climate in Manteno is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 29°C (84°F) in July to a very cold 0°C (32°F) in January.
Nighttime temperatures range from 18°C (64°F) in July to -9°C (16°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Manteno
Manteno has a notably wet climate with abundant precipitation, recording 1075 mm (42 in) of rain/snowfall per year. The seasons in Manteno bring significant changes in precipitation. The wettest month, June, receives high rainfall, with an average of 146 mm (5.7 in) of precipitation. This rainfall is distributed across 14 rainy days.
In contrast, the driest month, February, experiences much less snow/rainfall, totaling 53 mm (2.1 in) over 9 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Manteno Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Manteno
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July and September
- Warmest weather: June, July and August
- Fewest rainy days: February, March, September and November
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -9°C (16°F).
Frequently asked questions about the climate in Manteno
What is the best time to visit Manteno?
July and September typically offer the most optimal weather in Manteno. In contrast, January, February, March, November and December tend to have less optimal conditions. Manteno has warm summers and very cold winters.
What temperatures can I expect in Manteno?
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 Manteno get?
Annual rainfall is around 1075 mm (42 in). June is the wettest month with 146 mm (5.7 in), while February is the driest with 53 mm (2.1 in).
Manteno 3-Day Forecast
Manteno on the map
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