Dexter (MO) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Dexter.
Climate overview of Dexter
Temperatures in Dexter, Missouri, United States of America, vary greatly throughout the year. July is the hottest month at 32°C (90°F), while January is the coldest at 7°C (45°F).
Rain/snowfall is high, totalling around 1349 mm (53 in) per year. April is the wettest month and June the driest. The city also experiences very warm summers and cold winters.
Dexter Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Dexter - and find the best time to visit.
Monthly Temperature in Dexter
The climate in Dexter is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a very warm 32°C (90°F) in July, the warmest time of the year, to a chilly 7°C (45°F) during cooler months like January.
At night, you can expect temperatures ranging from 21°C (70°F) in July to around -3°C (27°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Dexter
Dexter has a notably wet climate with abundant precipitation, recording 1349 mm (53 in) of rain/snowfall per year. While rainfall varies throughout the year, each season offers its own charm. April brings wetter days averaging 155 mm (6.1 in) of precipitation, spread over 11 rainy days.
In contrast, the driest month June experiences a drier climate, with about 72 mm (2.8 in) of rainfall spread across 10 rainy days. For more details, please visit our Dexter Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Dexter
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, May, September and October
- Warmest weather: June, July and August
- Seasonal pattern: Very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Dexter
What is the best time to visit Dexter?
April, May, September and October typically offer the most optimal weather in Dexter. In contrast, January, February and December tend to have less optimal conditions. Dexter has very warm summers and cold winters.
What temperatures can I expect in Dexter?
Daytime highs range from 7°C (45°F) in January to 32°C (90°F) in July. Nighttime lows range from -3°C (27°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Dexter get?
Annual rainfall is around 1349 mm (53 in). April is the wettest month with 155 mm (6.1 in), while June is the driest with 72 mm (2.8 in).
Dexter 3-Day Forecast
Dexter (MO) 3-Day Forecast
Dexter on the map
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