- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On September 10 in NORTHERLY ISLAND the average high temperature is 79.0 °F (26.1 °C). The lowest recored high temperature was 65.8 °F (18.8 °C) in 2020 and the highest recored high temperature was 93.7 °F (34.3 °C) in 2013. The high temperature is usually* between 73.6 °F (23.1 °C) and 84.4 °F (29.1 °C). About a quarter of the time, the high temperature is less than 73.6 °F (23.1 °C), and another quarter of the time, the high temperature is greater than and 84.4 °F (29.1 °C). About 95% of the time, the high temperature has been between 63.3 °F (17.4 °C) and 94.7 °F (34.8 °C).
Low Temperatures
On September 10 in NORTHERLY ISLAND the average low temperature is 63.3 °F (17.4 °C). The lowest recored low temperature was 59.0 °F (15.0 °C) in 2024 and the lowest recored low temperature was 80.4 °F (26.9 °C) in 2013. The low temperature is usually* between 59.4 °F (15.2 °C) and 67.2 °F (19.5 °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 67.2 °F (19.5 °C). About 95% of the time, the low temperature has been between 52.1 °F (11.1 °C) and 74.6 °F (23.6 °C).
Frost
On September 10 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