Coatesville
Pennsylvania, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Coatesville, PA

The first month of the winter, December, is still a mild month in Coatesville, Pennsylvania, with average temperature fluctuating between 24.8°F (-4°C) and 59°F (15°C).

Temperature

In December, the average high-temperature is relatively the same as in November - a mild 59°F (15°C). In Coatesville, in December, the average low-temperature is 24.8°F (-4°C).

Rainfall

During December, Coatesville regularly aggregates up to 3.8" (97mm) of precipitation. During the entire year, Coatesville aggregates up to 45.8" (1164mm) of precipitation.

Daylight

With an average of 9.4h of daylight, December has the shortest days of the year.

What is the temperature in December in Coatesville?

In Coatesville, in December, the average high-temperature is 59°F (15°C), and the average low-temperature is 24.8°F (-4°C).

How much does it rain in Coatesville in December?

During December, Coatesville regularly aggregates up to 3.8" (97mm) of precipitation.

What is the month with the shortest days in Coatesville?

With an average of 9.4h of daylight, December has the shortest days of the year in Coatesville, Pennsylvania.

How many hours of daylight does Coatesville have in December?

The average length of the day in December in Coatesville, Pennsylvania, is 9.4h.
Average temperature in December - Coatesville, PA
  • Average high temperature in December: 59°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (51.8°F).

  • Average low temperature in December: 24.8°F

The month with the highest average low temperature is June (68°F).
The coldest month (with the lowest average low temperature) is December (24.8°F).

Average rainfall in December - Coatesville, PA
  • Average rainfall in December: 3.8"

Wettest months (with the highest rainfall) are June and August (4.5").
Driest months (with the lowest rainfall) are February, October and November (3.3").

Average daylight in December - Coatesville, PA
  • Average daylight in December: 9.4h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.4h).