Station information
- Integrated Surface Dataset (ISD) station ID: 998499
- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On December 1 in NORTHERLY ISLAND the average high temperature is 47.1 °F (8.4 °C). The lowest recored high temperature was 36.0 °F (2.2 °C) in 2022 and the highest recored high temperature was 56.7 °F (13.7 °C) in 2012. The high temperature is usually* between 41.6 °F (5.3 °C) and 52.6 °F (11.5 °C). About a quarter of the time, the high temperature is less than 41.6 °F (5.3 °C), and another quarter of the time, the high temperature is greater than and 52.6 °F (11.5 °C). About 95% of the time, the high temperature has been between 31.0 °F (-0.5 °C) and 63.1 °F (17.3 °C).
Low Temperatures
On December 1 in NORTHERLY ISLAND the average low temperature is 31.8 °F (-0.1 °C). The lowest recored low temperature was 19.0 °F (-7.2 °C) in 2014 and the lowest recored low temperature was 39.0 °F (3.9 °C) in 2015. The low temperature is usually* between 26.3 °F (-3.2 °C) and 37.4 °F (3.0 °C). About a quarter of the time, the low temperature is less than 26.3 °F (-3.2 °C), and another quarter of the time, the low temperature is greater than and 37.4 °F (3.0 °C). About 95% of the time, the low temperature has been between 15.7 °F (-9.1 °C) and 47.9 °F (8.9 °C).
Frost
On December 1 in NORTHERLY ISLAND expect the temperatures to drop below freezing for a risk of frost about 50.9% 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 2023