What’s the climate like in Saint Louis?
The current climate in Saint Louis features temperatures ranging from a high of 32°C to a low of 29°C throughout the year. The average yearly temperature is around 31°C. At night, temperatures in the colder months average around 24°C and in the warmer months around 27°C.
The highest temperature recorded in Saint Louis in recent years was 46°C in September 2016. The lowest daytime temperature recorded was 25°C in January 2019.
On average, Saint Louis receives 1125 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.
Best time to visit Saint Louis?
The best time to visit Saint Louis for sunny weather is January through June and December. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Saint Louis. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Saint Louis
The climate table of Saint Louis shows the average temperatures, rainfall, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp. max (°C) | 29 | 29 | 29 | 30 | 30 | 31 | 31 | 32 | 32 | 31 | 30 | 30 |
| Temp. min (°C) | 24 | 24 | 25 | 25 | 26 | 27 | 27 | 28 | 28 | 27 | 26 | 25 |
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| Precipitation (mm) | 84 | 54 | 32 | 55 | 67 | 40 | 136 | 125 | 150 | 167 | 129 | 86 |
| UV Index | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 7 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 31°C
- Highest temperature: 32°C in August and September
- Lowest temperature: 29°C in January, February and March
- Precipitation: 1125 mm per year, averaging 94 mm per month
- Driest months: 32 mm in March, 40 mm in June and 54 mm in February
- Wettest months: 167 mm in October, 150 mm in September and 136 mm in July
Table of Contents
Average Temperature per Month in Saint Louis
This graph shows the average maximum temperatures per month in Saint Louis, Saint Martin. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Saint Louis
This graph shows how much rainfall Saint Louis, Saint Martin, gets on average per month. Rainfall is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of rainfall is measured in millimeters, and the average is calculated based on the recorded rainfall per month from past years.
Average UV Index per Month in Saint Louis
This graph shows the average UV index per month in Saint Louis, Saint Martin. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Saint Louis
This graph shows the average yearly temperature in Saint Louis, Saint Martin. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Saint Louis
This chart shows the total yearly precipitation in Saint Louis, Saint Martin, over the past few years. The total yearly precipitation, measured in millimeters, is the sum of all the rain that fell in the twelve months of that year.
Weather experiences in Saint Louis
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Average Weather in Saint Louis by Month
Click on a month below to see detailed weather info for Saint Louis. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
