April 18 - custom location - Weather History and Averages

High Temperatures

On April 18 in this location the average high temperature is 60.7 °F (15.9 °C). The lowest recored high temperature was 32.0 °F (0.0 °C) in 1983 and the highest recored high temperature was 87.1 °F (30.6 °C) in 2025. The high temperature is usually* between 53.8 °F (12.1 °C) and 67.5 °F (19.7 °C). About a quarter of the time, the high temperature is less than 53.8 °F (12.1 °C), and another quarter of the time, the high temperature is greater than and 67.5 °F (19.7 °C). About 95% of the time, the high temperature has been between 40.7 °F (4.8 °C) and 80.6 °F (27.0 °C).

Low Temperatures

On April 18 in this location the average low temperature is 40.5 °F (4.7 °C). The lowest recored low temperature was 23.0 °F (-5.0 °C) in 1991 and the lowest recored low temperature was 64.0 °F (17.8 °C) in 2002. The low temperature is usually* between 35.8 °F (2.1 °C) and 45.3 °F (7.4 °C). About a quarter of the time, the low temperature is less than 35.8 °F (2.1 °C), and another quarter of the time, the low temperature is greater than and 45.3 °F (7.4 °C). About 95% of the time, the low temperature has been between 26.7 °F (-3.0 °C) and 54.4 °F (12.5 °C).

Frost

On April 18 in this location expect the temperatures to drop below freezing for a risk of frost about 11.4% 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: