Peoria, Il, Usa is at 40°39'N, 89°41'W, 202 m (663 ft). See map.
Peoria, Il has a humid continental climate with severe winters, no dry season, hot summers and strong seasonality (Köppen-Geiger classification: Dfa).
According to the Holdridge life zones system of bioclimatic classification Peoria, Il is situated in or near the cool temperate moist forest biome.
The mean temperature is 10.4 degrees Celsius (50.7 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
Average monthly temperatures vary by 30 °C (54°F). This indicates that the continentality type is continental, subtype truly continental.
In the winter time records indicate temperatures by day reach 0.6°C (33.1°F) on average falling to -8.5°C (16.8°F) overnight.
In spring time temperatures climb reaching 16.1°C (61°F) generally in the afternoon with overnight lows of 4.7°C (40.5°F).
During summer average high temperatures are 28.7°C (83.7°F) and average low temperatures are 17.3°C (63.1°F).
Come autumn/ fall temperatures decrease achieving average highs of 17.7°C (63.8°F) during the day and lows of 6.5°C (43.6°F) generally shortly after sunrise.
Total annual Precipitation averages 920.8 mm (36.3 inches) which is equivalent to 920.8 Litres/m² (22.58 Gallons/ft²).
Were you to burrow down through the centre of the Earth from Peoria, Il you would pop up nearest to the climate station at Amsterdam Island, French Southern Lands where you would find a Marine west coast climate
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