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

January weather forecast and climate
Bethlehem, PA

A tranquil setting of dry trees and neat fields behind this large hall in the Lehigh University in Bethlehem, Pennsylvania, under a scenic clear
A tranquil setting of dry trees and neat fields behind this large hall in the Lehigh University in Bethlehem, Pennsylvania, under a scenic clear
January, the same as December, is a wintry winter month in Bethlehem, Pennsylvania, with average temperature ranging between max 36°F (2.2°C) and min 19°F (-7.2°C).

Temperature

With an average high-temperature of 36°F (2.2°C) and an average low-temperature of 19°F (-7.2°C), January is the coldest month.

Rainfall

Throughout January, 3" (77mm) of precipitation is accumulated. During the entire year, Bethlehem aggregates up to 45.4" (1154.4mm) of precipitation.

Daylight

In Bethlehem, the average length of the day in January is 9.7h.

What is the coldest month in Bethlehem?

The coldest month in Bethlehem is January, with an average high-temperature of 36°F (2.2°C) and an average low-temperature of 19°F (-7.2°C).

What is the temperature in January in Bethlehem?

In January, in Bethlehem, the average high-temperature is 36°F (2.2°C), and the average low-temperature is 19°F (-7.2°C).

How much does it rain in Bethlehem in January?

Throughout January, 3" (77mm) of precipitation is accumulated.

How many hours of daylight does Bethlehem have in January?

In Bethlehem, the average length of the day in January is 9.7h.
Average temperature in January - Bethlehem, PA
  • Average high temperature in January: 36°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in January: 19°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average rainfall in January - Bethlehem, PA
  • Average rainfall in January: 3"

The wettest month (with the highest rainfall) is July (5").
The driest month (with the lowest rainfall) is February (2.8").

Average daylight in January - Bethlehem, PA
  • Average daylight in January: 9.7h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.3h).