June 21 - custom location - Weather History and Averages

High Temperatures

On June 21 in this location the average high temperature is 74.1 °F (23.4 °C). The lowest recored high temperature was 61.9 °F (16.6 °C) in 1991 and the highest recored high temperature was 109.4 °F (43.0 °C) in 2008. The high temperature is usually* between 70.3 °F (21.3 °C) and 77.8 °F (25.5 °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 77.8 °F (25.5 °C). About 95% of the time, the high temperature has been between 63.2 °F (17.3 °C) and 84.9 °F (29.4 °C).

Low Temperatures

On June 21 in this location the average low temperature is 60.6 °F (15.9 °C). The lowest recored low temperature was 41.0 °F (5.0 °C) in 2023 and the lowest recored low temperature was 69.8 °F (21.0 °C) in 2008. The low temperature is usually* between 59.0 °F (15.0 °C) and 62.3 °F (16.8 °C). About a quarter of the time, the low temperature is less than 59.0 °F (15.0 °C), and another quarter of the time, the low temperature is greater than and 62.3 °F (16.8 °C). About 95% of the time, the low temperature has been between 55.8 °F (13.2 °C) and 65.5 °F (18.6 °C).

Frost

On June 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: