The New Cumberland PA climate is a typical mix of humid summers and cold winters. The average highs are in the low seventies and the low eighties, and days are often partly cloudy throughout the year. During the summer months, the probability of precipitation varies throughout the year, with the highest number of wet days occurring in June.
The coldest month in New Cumberland is January. The average high temperature in this month is 38.8degF, and average low temperatures are around 25 degrees Fahrenheit. The shortest growing season, December, has nine hours and 18 mins of daylight. June, on the other hand, has fifteen hours and three minute of daylight. The figure below shows the average temperatures by hour.
The year is full of variations in wind speeds in New Cumberland. The windiest month is February, while the calmest month is August. The windiest period is 5.7 months long, with an average hourly wind speed of over six miles per hour. Winds in New Cumberland generally move from the east to the west, but are not uniform throughout the year.
In addition to this, today is mostly cloudy with a chance of rain in the morning. There is a 40% chance of thunderstorms and showers in the evening. Lows will reach the mid sixties. A rainy night is possible, but it is unlikely to be a major concern.