- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On February 16 in NORTHERLY ISLAND the average high temperature is 35.0 °F (1.7 °C). The lowest recored high temperature was 13.8 °F (-10.1 °C) in 2015 and the highest recored high temperature was 53.1 °F (11.7 °C) in 2023. The high temperature is usually* between 27.4 °F (-2.6 °C) and 42.6 °F (5.9 °C). About a quarter of the time, the high temperature is less than 27.4 °F (-2.6 °C), and another quarter of the time, the high temperature is greater than and 42.6 °F (5.9 °C). About 95% of the time, the high temperature has been between 12.9 °F (-10.6 °C) and 57.1 °F (13.9 °C).
Low Temperatures
On February 16 in NORTHERLY ISLAND the average low temperature is 17.6 °F (-8.0 °C). The lowest recored low temperature was 1.0 °F (-17.2 °C) in 2015 and the lowest recored low temperature was 31.6 °F (-0.2 °C) in 2018. The low temperature is usually* between 10.7 °F (-11.8 °C) and 24.5 °F (-4.2 °C). About a quarter of the time, the low temperature is less than 10.7 °F (-11.8 °C), and another quarter of the time, the low temperature is greater than and 24.5 °F (-4.2 °C). About 95% of the time, the low temperature has been between -2.5 °F (-19.2 °C) and 37.7 °F (3.2 °C).
Frost
On February 16 in NORTHERLY ISLAND expect the temperatures to drop below freezing for a risk of frost about 92.0% 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 2013 to 2025