- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On January 27 in NORTHERLY ISLAND the average high temperature is 35.2 °F (1.8 °C). The lowest recored high temperature was 13.1 °F (-10.5 °C) in 2019 and the highest recored high temperature was 52.0 °F (11.1 °C) in 2018. The high temperature is usually* between 28.6 °F (-1.9 °C) and 41.9 °F (5.5 °C). About a quarter of the time, the high temperature is less than 28.6 °F (-1.9 °C), and another quarter of the time, the high temperature is greater than and 41.9 °F (5.5 °C). About 95% of the time, the high temperature has been between 16.1 °F (-8.9 °C) and 54.4 °F (12.5 °C).
Low Temperatures
On January 27 in NORTHERLY ISLAND the average low temperature is 21.2 °F (-6.0 °C). The lowest recored low temperature was -9.9 °F (-23.3 °C) in 2019 and the lowest recored low temperature was 37.9 °F (3.3 °C) in 2018. The low temperature is usually* between 13.1 °F (-10.5 °C) and 29.4 °F (-1.4 °C). About a quarter of the time, the low temperature is less than 13.1 °F (-10.5 °C), and another quarter of the time, the low temperature is greater than and 29.4 °F (-1.4 °C). About 95% of the time, the low temperature has been between -2.5 °F (-19.2 °C) and 45.0 °F (7.2 °C).
Frost
On January 27 in NORTHERLY ISLAND expect the temperatures to drop below freezing for a risk of frost about 81.3% 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