Station information
- Integrated Surface Dataset (ISD) station ID: 998499
- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On September 6 in NORTHERLY ISLAND the average high temperature is 80.5 °F (26.9 °C). The lowest recored high temperature was 70.2 °F (21.2 °C) in 2019 and the highest recored high temperature was 91.0 °F (32.8 °C) in 2016. The high temperature is usually* between 75.9 °F (24.4 °C) and 85.1 °F (29.5 °C). About a quarter of the time, the high temperature is less than 75.9 °F (24.4 °C), and another quarter of the time, the high temperature is greater than and 85.1 °F (29.5 °C). About 95% of the time, the high temperature has been between 67.1 °F (19.5 °C) and 94.0 °F (34.4 °C).
Low Temperatures
On September 6 in NORTHERLY ISLAND the average low temperature is 65.0 °F (18.3 °C). The lowest recored low temperature was 59.0 °F (15.0 °C) in 2019 and the lowest recored low temperature was 73.4 °F (23.0 °C) in 2012. The low temperature is usually* between 61.5 °F (16.4 °C) and 68.6 °F (20.3 °C). About a quarter of the time, the low temperature is less than 61.5 °F (16.4 °C), and another quarter of the time, the low temperature is greater than and 68.6 °F (20.3 °C). About 95% of the time, the low temperature has been between 54.7 °F (12.6 °C) and 75.4 °F (24.1 °C).
Frost
On September 6 in NORTHERLY ISLAND 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:
- NORTHERLY ISLAND — Integrated Surface Dataset (ISD) station ID: 998499 — from year 2012 to 2024