Missouri climate and temperatures

Climate type
Mediterranean
Best time to visit
September – November
Avg. temperature
14°C – 30°C
Annual rainfall
600 mm
Warmest month
August (35°C)
Coldest month
January (11°C)
Driest month
July (22 mm)
Wettest month
October (84 mm)

The climate of Missouri is Temperate oceanic climate (Köppen: Cfa), with warm summers and precipitation throughout the year. Monthly temperatures range from a minimum of 6°C in winter (December–February) to a maximum of 30°C in summer (June–August). The average annual temperature is around 20°C.

During the winter months, nighttime temperatures can drop to an average of -4°C, while summer nights average around 19°C.

Popular destinations in Missouri

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Climate table of Missouri

The climate table below gives you a clear overview of the climate in Missouri by month, from average temperatures and rainfall to UV levels. This makes it easy to see when the weather best suits your travel plans.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temp. max (°C) 14 16 17 19 23 27 30 30 27 23 18 16
Temp. min (°C) 6 7 9 11 15 19 22 22 19 15 10 7
Rainfall
Droplet
Droplet
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Rainfall (mm) 46 34 46 64 43 23 22 75 77 84 61 25
UV index 4 5 6 7 8 8 8 8 6 5 4 4

Best time to visit Missouri

The best time to visit Missouri is September. During this period, temperatures are usually pleasant to warm and there is relatively little rainfall. Especially in September, the climate is favorable, with an average high temperature of 28°C and around 45 mm of rainfall. For a city trip, round trip, or active holiday, September are often more comfortable, as it is warm without the heat becoming too intense. The warmest month is July, with an average daytime temperature of around 30°C. The driest month is September, with about 45 mm of rainfall, while October is usually the wettest month of the year, with approximately 146 mm. Snow is rare here, but may occasionally fall in January, December, February, March en November.

Average temperature per month

This chart shows the average daytime (maximum) and nighttime (minimum) temperatures per month in Missouri. The figures are based on climate data from recent years and are presented in degrees Celsius, so you can clearly see the temperature range for each month.

Average rainfall per month

This chart shows the average monthly rainfall in Missouri. The figures are based on long-term climate data and are displayed in millimeters, so you can immediately see which months are drier or wetter.

Average UV index per month

This chart shows the average monthly sun intensity in Missouri. The UV index ranges from 0 (no UV radiation) to 11+ (extreme). A higher UV index means you can burn more quickly, making proper sun protection increasingly important.

Average annual temperature

This chart shows the average annual temperature in Missouri based on data from the past ten years. It allows you to see at a glance how the climate is evolving and whether there are clear warming trends.

Average annual rainfall

This chart shows the average annual rainfall in Missouri over the past ten years. It allows you to see at a glance how much rain falls each year and whether there are clear fluctuations between the years.

Weather experiences in Missouri

The weather in Missouri is rated an average of 4.3 out of 5 stars by 8 visitors. Have you been to Missouri? Share your experience with the weather to help other visitors plan their trip.

Average weather per month

Click on a month below and discover what the weather in Missouri is typically like. For each period, you can instantly see the average temperature, rainfall, wind, and UV index. Thanks to years of historical weather data, you’ll know exactly what to expect during your trip.