April 21 - custom location - Weather History and Averages

High Temperatures

On April 21 in this location the average high temperature is 59.4 °F (15.2 °C). The lowest recored high temperature was 41.0 °F (5.0 °C) in 1993 and the highest recored high temperature was 83.8 °F (28.8 °C) in 1987. The high temperature is usually* between 52.2 °F (11.2 °C) and 66.6 °F (19.2 °C). About a quarter of the time, the high temperature is less than 52.2 °F (11.2 °C), and another quarter of the time, the high temperature is greater than and 66.6 °F (19.2 °C). About 95% of the time, the high temperature has been between 38.4 °F (3.6 °C) and 80.4 °F (26.9 °C).

Low Temperatures

On April 21 in this location the average low temperature is 42.1 °F (5.6 °C). The lowest recored low temperature was 27.0 °F (-2.8 °C) in 2013 and the lowest recored low temperature was 60.8 °F (16.0 °C) in 2001. The low temperature is usually* between 36.5 °F (2.5 °C) and 47.7 °F (8.7 °C). About a quarter of the time, the low temperature is less than 36.5 °F (2.5 °C), and another quarter of the time, the low temperature is greater than and 47.7 °F (8.7 °C). About 95% of the time, the low temperature has been between 25.9 °F (-3.4 °C) and 58.3 °F (14.6 °C).

Frost

On April 21 in this location expect the temperatures to drop below freezing for a risk of frost about 11.2% 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: