May 21 - custom location - Weather History and Averages

High Temperatures

On May 21 in this location the average high temperature is 72.7 °F (22.6 °C). The lowest recored high temperature was 57.4 °F (14.1 °C) in 1995 and the highest recored high temperature was 100.4 °F (38.0 °C) in 2000. The high temperature is usually* between 69.2 °F (20.7 °C) and 76.2 °F (24.5 °C). About a quarter of the time, the high temperature is less than 69.2 °F (20.7 °C), and another quarter of the time, the high temperature is greater than and 76.2 °F (24.5 °C). About 95% of the time, the high temperature has been between 62.6 °F (17.0 °C) and 82.8 °F (28.2 °C).

Low Temperatures

On May 21 in this location the average low temperature is 56.7 °F (13.7 °C). The lowest recored low temperature was 39.4 °F (4.1 °C) in 1948 and the lowest recored low temperature was 71.6 °F (22.0 °C) in 2017. The low temperature is usually* between 54.4 °F (12.5 °C) and 59.1 °F (15.0 °C). About a quarter of the time, the low temperature is less than 54.4 °F (12.5 °C), and another quarter of the time, the low temperature is greater than and 59.1 °F (15.0 °C). About 95% of the time, the low temperature has been between 50.0 °F (10.0 °C) and 63.4 °F (17.5 °C).

Frost

On May 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: