- Latitude: 42.47
- Longitude: -82.76
High Temperatures
On August 21 in this location the average high temperature is 81.0 °F (27.2 °C). The lowest recored high temperature was 66.6 °F (19.2 °C) in 2004 and the highest recored high temperature was 101.3 °F (38.5 °C) in 1960. The high temperature is usually* between 77.1 °F (25.1 °C) and 84.8 °F (29.3 °C). About a quarter of the time, the high temperature is less than 77.1 °F (25.1 °C), and another quarter of the time, the high temperature is greater than and 84.8 °F (29.3 °C). About 95% of the time, the high temperature has been between 69.7 °F (21.0 °C) and 92.2 °F (33.4 °C).
Low Temperatures
On August 21 in this location the average low temperature is 61.4 °F (16.3 °C). The lowest recored low temperature was 36.9 °F (2.7 °C) in 1995 and the lowest recored low temperature was 75.9 °F (24.4 °C) in 1955. The low temperature is usually* between 57.7 °F (14.3 °C) and 65.1 °F (18.4 °C). About a quarter of the time, the low temperature is less than 57.7 °F (14.3 °C), and another quarter of the time, the low temperature is greater than and 65.1 °F (18.4 °C). About 95% of the time, the low temperature has been between 50.6 °F (10.3 °C) and 72.3 °F (22.4 °C).
Frost
On August 21 in this location 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:
- SELFRIDGE AIR NATIONAL GUARD — Integrated Surface Dataset (ISD) station ID: 725377 — Weather Bureau Army Navy (WBAN): 14804 — from year 1937 to 2025
- DETROIT CITY AIRPORT — Integrated Surface Dataset (ISD) station ID: 725375 — Weather Bureau Army Navy (WBAN): 14822 — from year 1973 to 2025
- WINDSOR — Integrated Surface Dataset (ISD) station ID: 715380 — from year 1977 to 2025
- OAKLAND/TROY AIRPORT — Integrated Surface Dataset (ISD) station ID: 720113 — Weather Bureau Army Navy (WBAN): 54829 — from year 2005 to 2025
- ST CLAIR SHORES — Integrated Surface Dataset (ISD) station ID: 997996 — from year 2008 to 2025
- ALGONAC — Integrated Surface Dataset (ISD) station ID: 998492 — from year 2012 to 2025
- LAKE ST CLAIR — Integrated Surface Dataset (ISD) station ID: 997219 — from year 2005 to 2017
- LAKE ST CLAIR MI — Integrated Surface Dataset (ISD) station ID: 994770 — from year 2004 to 2010
- SELFRIDGE ANGB — Integrated Surface Dataset (ISD) station ID: 725377 — from year 2000 to 2004
- BELLE ISLE COAST GUARD STATIO — Integrated Surface Dataset (ISD) station ID: 725385 — from year 1977 to 1995
- BELLE RIVER — Integrated Surface Dataset (ISD) station ID: 716363 — from year 1992 to 1994
- SELFRIDGE ANGB/TRAIN — Integrated Surface Dataset (ISD) station ID: 690110 — from year 1943 to 1991
- WINDSOR AIRPORT — Integrated Surface Dataset (ISD) station ID: 725380 — from year 1973 to 1976
- DETROIT CITY AIRPORT — Weather Bureau Army Navy (WBAN): 14822 — from year 1948 to 1972