May 21 - custom location - Weather History and Averages

High Temperatures

On May 21 in this location the average high temperature is 72.5 °F (22.5 °C). The lowest recored high temperature was 42.1 °F (5.6 °C) in 1987 and the highest recored high temperature was 102.2 °F (39.0 °C) in 2003. The high temperature is usually* between 68.8 °F (20.5 °C) and 76.1 °F (24.5 °C). About a quarter of the time, the high temperature is less than 68.8 °F (20.5 °C), and another quarter of the time, the high temperature is greater than and 76.1 °F (24.5 °C). About 95% of the time, the high temperature has been between 61.9 °F (16.6 °C) and 83.0 °F (28.3 °C).

Low Temperatures

On May 21 in this location the average low temperature is 56.8 °F (13.8 °C). The lowest recored low temperature was 34.0 °F (1.1 °C) in 1987 and the lowest recored low temperature was 84.2 °F (29.0 °C) in 2003. The low temperature is usually* between 54.4 °F (12.4 °C) and 59.3 °F (15.2 °C). About a quarter of the time, the low temperature is less than 54.4 °F (12.4 °C), and another quarter of the time, the low temperature is greater than and 59.3 °F (15.2 °C). About 95% of the time, the low temperature has been between 49.7 °F (9.8 °C) and 64.0 °F (17.8 °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: