- Latitude: 42.223
- Longitude: -83.744
High Temperatures
On September 18 in this location the average high temperature is 75.4 °F (24.1 °C). The lowest recored high temperature was 64.0 °F (17.8 °C) in 1990 and the highest recored high temperature was 93.0 °F (33.9 °C) in 1955. The high temperature is usually* between 70.3 °F (21.3 °C) and 80.5 °F (27.0 °C). About a quarter of the time, the high temperature is less than 70.3 °F (21.3 °C), and another quarter of the time, the high temperature is greater than and 80.5 °F (27.0 °C). About 95% of the time, the high temperature has been between 60.6 °F (15.9 °C) and 90.2 °F (32.4 °C).
Low Temperatures
On September 18 in this location the average low temperature is 51.6 °F (10.9 °C). The lowest recored low temperature was 30.9 °F (-0.6 °C) in 2014 and the lowest recored low temperature was 66.9 °F (19.4 °C) in 1977. The low temperature is usually* between 46.2 °F (7.9 °C) and 57.0 °F (13.9 °C). About a quarter of the time, the low temperature is less than 46.2 °F (7.9 °C), and another quarter of the time, the low temperature is greater than and 57.0 °F (13.9 °C). About 95% of the time, the low temperature has been between 35.9 °F (2.2 °C) and 67.2 °F (19.6 °C).
Frost
On September 18 in this location expect the temperatures to drop below freezing for a risk of frost about 0.7% 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:
- WILLOW RUN AIRPORT — Integrated Surface Dataset (ISD) station ID: 725376 — Weather Bureau Army Navy (WBAN): 14853 — from year 1973 to 2024
- ANN ARBOR MUNICIPAL ARPT — Integrated Surface Dataset (ISD) station ID: 725374 — Weather Bureau Army Navy (WBAN): 94889 — from year 2006 to 2024
- WILLOW RUN — Integrated Surface Dataset (ISD) station ID: 725376 — from year 2000 to 2003
- DETROIT WILLOW RUN AP — Weather Bureau Army Navy (WBAN): 14853 — from year 1948 to 1968