Station information
- Integrated Surface Dataset (ISD) station ID: 998499
- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On March 9 in NORTHERLY ISLAND the average high temperature is 48.7 °F (9.3 °C). The lowest recored high temperature was 34.0 °F (1.1 °C) in 2018 and the highest recored high temperature was 70.0 °F (21.1 °C) in 2016. The high temperature is usually* between 40.9 °F (4.9 °C) and 56.5 °F (13.6 °C). About a quarter of the time, the high temperature is less than 40.9 °F (4.9 °C), and another quarter of the time, the high temperature is greater than and 56.5 °F (13.6 °C). About 95% of the time, the high temperature has been between 26.1 °F (-3.3 °C) and 71.3 °F (21.8 °C).
Low Temperatures
On March 9 in NORTHERLY ISLAND the average low temperature is 32.8 °F (0.4 °C). The lowest recored low temperature was 23.0 °F (-5.0 °C) in 2014 and the lowest recored low temperature was 57.9 °F (14.4 °C) in 2016. The low temperature is usually* between 27.6 °F (-2.4 °C) and 37.9 °F (3.3 °C). About a quarter of the time, the low temperature is less than 27.6 °F (-2.4 °C), and another quarter of the time, the low temperature is greater than and 37.9 °F (3.3 °C). About 95% of the time, the low temperature has been between 17.8 °F (-7.9 °C) and 47.8 °F (8.8 °C).
Frost
On March 9 in NORTHERLY ISLAND expect the temperatures to drop below freezing for a risk of frost about 46.0% 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