Station information
- Integrated Surface Dataset (ISD) station ID: 998499
- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On April 24 in NORTHERLY ISLAND the average high temperature is 59.0 °F (15.0 °C). The lowest recored high temperature was 48.4 °F (9.1 °C) in 2023 and the highest recored high temperature was 82.0 °F (27.8 °C) in 2022. The high temperature is usually* between 51.6 °F (10.9 °C) and 66.5 °F (19.1 °C). About a quarter of the time, the high temperature is less than 51.6 °F (10.9 °C), and another quarter of the time, the high temperature is greater than and 66.5 °F (19.1 °C). About 95% of the time, the high temperature has been between 37.5 °F (3.1 °C) and 80.6 °F (27.0 °C).
Low Temperatures
On April 24 in NORTHERLY ISLAND the average low temperature is 41.7 °F (5.4 °C). The lowest recored low temperature was 36.0 °F (2.2 °C) in 2023 and the lowest recored low temperature was 48.0 °F (8.9 °C) in 2021. The low temperature is usually* between 38.7 °F (3.7 °C) and 44.7 °F (7.1 °C). About a quarter of the time, the low temperature is less than 38.7 °F (3.7 °C), and another quarter of the time, the low temperature is greater than and 44.7 °F (7.1 °C). About 95% of the time, the low temperature has been between 33.1 °F (0.6 °C) and 50.4 °F (10.2 °C).
Frost
On April 24 in NORTHERLY ISLAND expect the temperatures to drop below freezing for a risk of frost about 1.4% 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