August 21 - custom location - Weather History and Averages

High Temperatures

On August 21 in this location the average high temperature is 78.8 °F (26.0 °C). The lowest recored high temperature was 62.8 °F (17.1 °C) in 2010 and the highest recored high temperature was 100.0 °F (37.8 °C) in 1982. The high temperature is usually* between 75.9 °F (24.4 °C) and 81.7 °F (27.6 °C). About a quarter of the time, the high temperature is less than 75.9 °F (24.4 °C), and another quarter of the time, the high temperature is greater than and 81.7 °F (27.6 °C). About 95% of the time, the high temperature has been between 70.5 °F (21.4 °C) and 87.2 °F (30.7 °C).

Low Temperatures

On August 21 in this location the average low temperature is 64.0 °F (17.8 °C). The lowest recored low temperature was 55.4 °F (13.0 °C) in 1944 and the lowest recored low temperature was 73.0 °F (22.8 °C) in 2020. The low temperature is usually* between 61.9 °F (16.6 °C) and 66.2 °F (19.0 °C). About a quarter of the time, the low temperature is less than 61.9 °F (16.6 °C), and another quarter of the time, the low temperature is greater than and 66.2 °F (19.0 °C). About 95% of the time, the low temperature has been between 57.8 °F (14.3 °C) and 70.3 °F (21.3 °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.

Usually* in this context means around 50% of the time, assuming a normal distribution of values.

Data Source(s)

The data used to compute the average high/low temperatures for this location were taken from the following stations: