April 21 - custom location - Weather History and Averages

High Temperatures

On April 21 in this location the average high temperature is 70.3 °F (21.3 °C). The lowest recored high temperature was 57.9 °F (14.4 °C) in 2001 and the highest recored high temperature was 100.2 °F (37.9 °C) in 2009. The high temperature is usually* between 65.3 °F (18.5 °C) and 75.2 °F (24.0 °C). About a quarter of the time, the high temperature is less than 65.3 °F (18.5 °C), and another quarter of the time, the high temperature is greater than and 75.2 °F (24.0 °C). About 95% of the time, the high temperature has been between 56.0 °F (13.3 °C) and 84.6 °F (29.2 °C).

Low Temperatures

On April 21 in this location the average low temperature is 51.5 °F (10.8 °C). The lowest recored low temperature was 37.0 °F (2.8 °C) in 2008 and the lowest recored low temperature was 70.0 °F (21.1 °C) in 2009. The low temperature is usually* between 48.1 °F (8.9 °C) and 54.9 °F (12.7 °C). About a quarter of the time, the low temperature is less than 48.1 °F (8.9 °C), and another quarter of the time, the low temperature is greater than and 54.9 °F (12.7 °C). About 95% of the time, the low temperature has been between 41.6 °F (5.3 °C) and 61.4 °F (16.3 °C).

Frost

On April 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: