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

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

Full Climate overview Temperature Rainfall
Current conditions Farmington –  

Climate overview of Farmington

Farmington, Missouri, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 31°C (88°F) in August, while winters cool to 6°C (43°F) in January.

Rain/snowfall is high, totalling around 1165 mm (46 in) per year. May is the wettest month and January the driest. The city also experiences very warm summers and cold winters.

Farmington Weather by Month

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

Monthly Temperature in Farmington

Depending on the time of the year, temperatures range from very warm to chilly in Farmington. Average maximum daytime temperatures range from a very warm 31°C (88°F) in August, the warmest time of the year, to a chilly 6°C (43°F) during cooler months like January.

At night, you can expect temperatures ranging from 19°C (66°F) in August to around -6°C (21°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Farmington

Farmington has a relatively rain/snowy climate with high precipitation levels, averaging 1165 mm (46 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, May it receives high rainfall, averaging 143 mm (5.6 in) of precipitation, recorded across 14 rainy days. In contrast, the driest month January brings less snow/rainfall, with 54 mm (2.1 in) over 7 snowy/rainy days. For more details, please visit our Farmington Precipitation page.

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

Best Time to Visit Farmington

For comfortable weather, consider visiting Farmington in June, September and October. Conditions are usually least favourable 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: June, September and October
  • Warmest weather: June, July and August
  • Fewest rainy days: January, February, October and November
  • Seasonal pattern: Very warm summers and cold winters
  • Coldest conditions: January, with freezing nights around -6°C (21°F).

Frequently asked questions about the climate in Farmington

What is the best time to visit Farmington?

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

What temperatures can I expect in Farmington?

Daytime highs range from 6°C (43°F) in January to 31°C (88°F) in August. Nighttime lows range from -6°C (21°F) to 19°C (66°F). Temperatures vary considerably through the year.

How much rain does Farmington get?

Annual rainfall is around 1165 mm (46 in). May is the wettest month with 143 mm (5.6 in), while January is the driest with 54 mm (2.1 in).

Farmington 3-Day Forecast

Farmington on the map

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