- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On January 26 in NORTHERLY ISLAND the average high temperature is 35.7 °F (2.0 °C). The lowest recored high temperature was 13.3 °F (-10.4 °C) in 2019 and the highest recored high temperature was 51.3 °F (10.7 °C) in 2018. The high temperature is usually* between 30.1 °F (-1.0 °C) and 41.2 °F (5.1 °C). About a quarter of the time, the high temperature is less than 30.1 °F (-1.0 °C), and another quarter of the time, the high temperature is greater than and 41.2 °F (5.1 °C). About 95% of the time, the high temperature has been between 19.6 °F (-6.9 °C) and 51.7 °F (11.0 °C).
Low Temperatures
On January 26 in NORTHERLY ISLAND the average low temperature is 21.9 °F (-5.6 °C). The lowest recored low temperature was -2.9 °F (-19.4 °C) in 2019 and the lowest recored low temperature was 35.1 °F (1.7 °C) in 2024. The low temperature is usually* between 14.0 °F (-10.0 °C) and 29.8 °F (-1.2 °C). About a quarter of the time, the low temperature is less than 14.0 °F (-10.0 °C), and another quarter of the time, the low temperature is greater than and 29.8 °F (-1.2 °C). About 95% of the time, the low temperature has been between -1.1 °F (-18.4 °C) and 44.9 °F (7.2 °C).
Frost
On January 26 in NORTHERLY ISLAND expect the temperatures to drop below freezing for a risk of frost about 80.6% 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 2013 to 2025