Station information
- Integrated Surface Dataset (ISD) station ID: 725306
- Weather Bureau Army Navy (WBAN): 14855
- Country: US
- State: IL
- Latitude: 42.083
- Longitude: -87.833
High Temperatures
On August 21 in NAVAL AIR STATION the average high temperature is 82.0 °F (27.8 °C). The lowest recored high temperature was 69.1 °F (20.6 °C) in 1985 and the highest recored high temperature was 98.1 °F (36.7 °C) in 1955. The high temperature is usually* between 77.0 °F (25.0 °C) and 86.9 °F (30.5 °C). About a quarter of the time, the high temperature is less than 77.0 °F (25.0 °C), and another quarter of the time, the high temperature is greater than and 86.9 °F (30.5 °C). About 95% of the time, the high temperature has been between 67.6 °F (19.8 °C) and 96.4 °F (35.8 °C).
Low Temperatures
On August 21 in NAVAL AIR STATION the average low temperature is 63.8 °F (17.7 °C). The lowest recored low temperature was 46.0 °F (7.8 °C) in 1950 and the lowest recored low temperature was 77.0 °F (25.0 °C) in 1968. The low temperature is usually* between 59.4 °F (15.2 °C) and 68.2 °F (20.1 °C). About a quarter of the time, the low temperature is less than 59.4 °F (15.2 °C), and another quarter of the time, the low temperature is greater than and 68.2 °F (20.1 °C). About 95% of the time, the low temperature has been between 50.9 °F (10.5 °C) and 76.7 °F (24.8 °C).
Frost
On August 21 in NAVAL AIR STATION expect the temperatures to drop below freezing for a risk of frost about 0.0% of the time.
Data Source(s)
The data used to compute the average high/low temperatures for this location were taken from the following stations:
- NAVAL AIR STATION — Integrated Surface Dataset (ISD) station ID: 725306 — Weather Bureau Army Navy (WBAN): 14855 — from year 1973 to 1994
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— Weather Bureau Army Navy (WBAN): 14855 — from year 1945 to 1972