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Lebanon (PA) Weather and Climate: A Comprehensive Guide

The climate in Lebanon is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to cold in the cooler months. It is also known for its large amounts of rain/snowfall. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

In Lebanon, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 30°C in July to a chilly 3°C in the coolest month, February.

Nights are cooler, with lows often dropping to around -7°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Lebanon experiences significant rain/snowfall throughout the year, averaging 1205 mm of precipitation annually. The climate in Lebanon shows significant variation throughout the year. Expect high rainfall in June, with an average of 141 mm of precipitation over 14 rainy days.

In contrast, January offers drier and sunnier days, with around 64 mm of snow/rainfall over 10 snowy/rainy days. For more details, please visit our Lebanon Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, Lebanon serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.3 hours of sunshine daily, and embrace the darker days in December, offering only 4.2 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Harrisburg, the United States of America (39 KM, 24 Miles).

Daily hours of sunshine

Data from: Harrisburg, the United States of America (39 KM, 24 Miles).

Forecast for Lebanon (PA)

Sun   Dec 22
-4°C | -11°C
NW 6 m/s
clear and no rain

clear and no rain

Mon   Dec 23
-2°C | -13°C
SE 3 m/s
partly cloudy and no rain

partly cloudy and no rain

Tue   Dec 24
5°C | -6°C
W 2 m/s
2.1 mm
broken clouds and slight snow

broken clouds and slight snow

The best time of year to visit Lebanon in the United States of America

During the months of May and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Lebanon?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Lebanon?
    July has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Lebanon?
    The coldest month is February with an average maximum temperature of 3°C.
  • Which is the wettest month in Lebanon?
    June tops the wettest month list with 141 mm of rainfall.
  • Which is the driest month in Lebanon?
    January is the driest month with 64 mm of precipitation.
  • Which is the sunniest month in Lebanon?
    July is the sunniest month with an average of 310 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.