Lowest Daily High Temperatures in Whyalla History

This is a list of the coldest daily high temperatures ever recorded in Whyalla, South Australia history from 1906–2023 based on data from the NOAA.

Lowest temperatures all-time

Record for the lowest daily high temperature in Whyalla

The lowest high temperature for a calendar day in Whyalla, South Australia history was 9.4 °C which happened on Thursday, June 1, 1989.

Rank	Temperature	Date
1	9.4 °C	June 1, 1989
2	10.0 °C	July 1, 1968
3	10.2 °C	June 27, 2023
3	10.2 °C	August 7, 2020
5	10.4 °C	June 18, 1968
6	10.6 °C	July 12, 2005
7	10.7 °C	July 22, 1989
8	10.9 °C	June 17, 1968
9	11.0 °C	August 6, 2020
10	11.1 °C	July 14, 2006
11	11.2 °C	July 18, 2010
11	11.2 °C	July 16, 1998
11	11.2 °C	July 15, 1989
14	11.4 °C	August 31, 1977
15	11.5 °C	July 15, 1998
15	11.5 °C	July 27, 1986
17	11.6 °C	June 21, 2023
17	11.6 °C	June 26, 1968
19	11.7 °C	August 10, 2003
19	11.7 °C	July 13, 1968
19	11.7 °C	July 22, 1961
19	11.7 °C	July 29, 1959