May 21 - custom location - Weather History and Averages

High Temperatures

On May 21 in this location the average high temperature is 74.1 °F (23.4 °C). The lowest recored high temperature was 54.0 °F (12.2 °C) in 2019 and the highest recored high temperature was 92.8 °F (33.8 °C) in 1977. The high temperature is usually* between 67.9 °F (20.0 °C) and 80.2 °F (26.8 °C). About a quarter of the time, the high temperature is less than 67.9 °F (20.0 °C), and another quarter of the time, the high temperature is greater than and 80.2 °F (26.8 °C). About 95% of the time, the high temperature has been between 56.3 °F (13.5 °C) and 91.8 °F (33.2 °C).

Low Temperatures

On May 21 in this location the average low temperature is 50.2 °F (10.1 °C). The lowest recored low temperature was 26.1 °F (-3.3 °C) in 2002 and the lowest recored low temperature was 66.9 °F (19.4 °C) in 1992. The low temperature is usually* between 44.7 °F (7.0 °C) and 55.8 °F (13.2 °C). About a quarter of the time, the low temperature is less than 44.7 °F (7.0 °C), and another quarter of the time, the low temperature is greater than and 55.8 °F (13.2 °C). About 95% of the time, the low temperature has been between 34.0 °F (1.1 °C) and 66.4 °F (19.1 °C).

Frost

On May 21 in this location expect the temperatures to drop below freezing for a risk of frost about 1.4% 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: