Station information
- Integrated Surface Dataset (ISD) station ID: 998499
- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On May 6 in NORTHERLY ISLAND the average high temperature is 60.0 °F (15.5 °C). The lowest recored high temperature was 48.0 °F (8.9 °C) in 2022 and the highest recored high temperature was 81.1 °F (27.3 °C) in 2016. The high temperature is usually* between 52.9 °F (11.6 °C) and 67.0 °F (19.4 °C). About a quarter of the time, the high temperature is less than 52.9 °F (11.6 °C), and another quarter of the time, the high temperature is greater than and 67.0 °F (19.4 °C). About 95% of the time, the high temperature has been between 39.5 °F (4.2 °C) and 80.4 °F (26.9 °C).
Low Temperatures
On May 6 in NORTHERLY ISLAND the average low temperature is 44.6 °F (7.0 °C). The lowest recored low temperature was 41.0 °F (5.0 °C) in 2017 and the lowest recored low temperature was 49.8 °F (9.9 °C) in 2013. The low temperature is usually* between 42.4 °F (5.8 °C) and 46.9 °F (8.3 °C). About a quarter of the time, the low temperature is less than 42.4 °F (5.8 °C), and another quarter of the time, the low temperature is greater than and 46.9 °F (8.3 °C). About 95% of the time, the low temperature has been between 38.1 °F (3.4 °C) and 51.2 °F (10.7 °C).
Frost
On May 6 in NORTHERLY ISLAND expect the temperatures to drop below freezing for a risk of frost about 0.0% 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