As of 16:30 CDT

Peoria, IL weather in August

84°

Peoria, Saturday, 8 August, 16:30

Clear. Feels like 89°. High 84°, low 69°.

Pressure30.00 inHg

Wind2 mph W

Humidity63%

Visibility6.2 mi

Dew point70°

See detailed hourly forecast

In August, Peoria, IL averages a high of 81.8° and a low of 65.6°. About 3.3 inches of precipitation fall over the month (10 wet days). The record high is 97.7° (1988) and the record low 47.1° (1986). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	82.8°	65.7°	25%	97.7° (1988)	54.7° (1992)
2	82.9°	66.6°	33%	96.6° (2006)	56.3° (1976)
3	83.1°	66.6°	43%	95.9° (1964)	53.2° (1976)
4	82.2°	66.2°	42%	96.3° (1988)	53.4° (1978)
5	81.5°	66°	32%	92.5° (2018)	53.2° (1972)
6	81.7°	65.8°	33%	92.7° (1979)	51.4° (1994)
7	82°	66°	33%	94.5° (1979)	53.4° (1993)
8	82.8°	66.7°	30%	97.2° (1988)	51.6° (1976)
9	82.4°	66.7°	30%	92.5° (1979)	53.8° (1976)
10	81.7°	66.2°	38%	93.4° (1983)	51.1° (1972)
11	80.8°	64.9°	28%	93.2° (2016)	52° (1967)
12	80.8°	63.9°	28%	93.4° (2007)	49.5° (1967)
13	81.3°	65.1°	23%	93.4° (2010)	52.5° (2004)
14	81.1°	65.3°	22%	94.6° (2007)	51.1° (1964)
15	81.5°	65.3°	33%	95.7° (1988)	52° (2004)
16	81.9°	65.5°	38%	97.3° (1988)	52.7° (2004)
17	82.2°	66°	43%	97.5° (1988)	53.4° (1992)
18	81.9°	65.8°	40%	96.6° (1988)	51.4° (1963)
19	81.5°	66.2°	42%	95.2° (1983)	53.4° (1977)
20	81.1°	65.5°	35%	94.8° (1983)	52.7° (1985)
21	81.7°	64.6°	22%	94.8° (1983)	52.9° (1985)
22	81.7°	65.1°	28%	90° (2007)	55.2° (2024)
23	81.1°	65.3°	25%	95.2° (2023)	55.6° (2009)
24	81.7°	64.8°	32%	97.2° (2023)	53.1° (1966)
25	82°	65.3°	33%	93.7° (2014)	54.3° (1966)
26	82.4°	66.2°	35%	92.1° (2003)	53.1° (1964)
27	82.2°	66.4°	23%	94.5° (2024)	53.8° (1968)
28	81.7°	65.5°	27%	92.7° (2013)	48.9° (1986)
29	81.7°	65.1°	35%	93.7° (1984)	47.1° (1986)
30	80.8°	64.6°	28%	96.1° (2013)	52.3° (1986)
31	80.2°	64°	23%	92.1° (2011)	49.6° (2009)