Lebanon (MO) Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Lebanon.

Full Climate overview Temperature Rainfall
Current conditions Lebanon –  

Climate overview of Lebanon

Temperatures in Lebanon, Missouri, United States of America, vary greatly throughout the year. July is the hottest month at 31°C (88°F), while January is the coldest at 6°C (43°F).

The city has a wet climate, receiving around 1239 mm (49 in) of rain/snowfall per year. Despite the high annual total, it has very warm summers and cold winters. May is the wettest month.

Lebanon Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Lebanon - and find the best time to visit.

Monthly Temperature in Lebanon

The climate in Lebanon is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a very warm 31°C (88°F) in July to a chilly 6°C (43°F) in January.

Nighttime temperatures range from 20°C (68°F) in July to -5°C (23°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Lebanon

Lebanon has a notably wet climate with abundant precipitation, recording 1239 mm (49 in) of rain/snowfall per year. The seasons in Lebanon bring significant changes in precipitation. The wettest month, May, receives high rainfall, with an average of 147 mm (5.8 in) of precipitation. This rainfall is distributed across 14 rainy days.

In contrast, the driest month, January, experiences much less snow/rainfall, totaling 50 mm (2 in) over 6 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Lebanon Precipitation page.

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

Best Time to Visit Lebanon

Conditions in Lebanon are generally most comfortable in October. They are typically least comfortable in January, February and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: October
  • Warmest weather: July and August
  • Fewest rainy days: January, February and November
  • Seasonal pattern: Very warm summers and cold winters
  • Coldest conditions: January, with freezing nights around -5°C (23°F).

Frequently asked questions about the climate in Lebanon

What is the best time to visit Lebanon?

October typically offers the most optimal weather in Lebanon. In contrast, January, February and December tend to have less optimal conditions. Lebanon has very warm summers and cold winters.

What temperatures can I expect in Lebanon?

Daytime highs range from 6°C (43°F) in January to 31°C (88°F) in July. Nighttime lows range from -5°C (23°F) to 20°C (68°F). Temperatures vary considerably through the year.

How much rain does Lebanon get?

Annual rainfall is around 1239 mm (49 in). May is the wettest month with 147 mm (5.8 in), while January is the driest with 50 mm (2 in).

Lebanon 3-Day Forecast

Lebanon on the map

Lebanon is highlighted - select any city to see its climate.

Popular in October

Where to go in October - average daytime high across popular destinations.

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