Weather in St Louis in June 2025
Average weather
Average temperature in St Louis in June
The expected average maximum temperature in June is +88°F with a maximum of +97°F and a minimum of +54°F.
The average maximum temperature goes up 17% by the end of the month, compared with the beginning of the month, from +90°F to +97°F.
Is St Louis warm or cold in June?
St Louis is typically warm in June.
Maximum temperatures go up compared to the previous month from +77°F to +86°F. The minimum temperature also goes up from +59°F to +68°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
June is one of the warmest months in St Louis, here is the comparison with other months:
Climate in St Louis in June
| May | June | July | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +77°F | +86°F | +88°F | ||||
| Min. temperature | ||||||
| +37°F | +48°F | +52°F | ||||
| Max. temperature | ||||||
| +93°F | +106°F | +106°F | ||||
| Rainfall | ||||||
| 130 mm | 108 mm | 101 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 68% | 69% | 70% | ||||
| Air pressure | ||||||
| 1013 HPa | 1013 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 7 | 8 | 10 | ||||
| Cloudy days | ||||||
| 6 | 5 | 5 | ||||
| Rainy days | ||||||
| 17 | 15 | 15 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
June weather is still as good as in May. It’s getting warmer as June arrives. The average maximum temperature goes up from +77°F to +86°F during the day. As June arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 130 mm to 108 mm. Humidity rises from 68% to 69%. The average wind speed doesn’t change much during June, staying around 2 m/s. The good news is there are likely to be more sunny days in June, from 7 to 8.
July brings much the same weather, it remains good.
Wind
The average wind speed is 2 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in St Louis is gradually increasing during June, going from 1 m/s to 1 m/s over the course of the month.
Rain
How was the weather last June in St Louis?
Climate Change Over the Years
The climate in St Louis in June has not changed that much over the last 43 years.
The average temperature was the lowest in 1979 (+64°F) and the highest in 2012 (+71°F). The driest year was 2007 with only 666 mm of rainfall, and the wettest year was 2020 with 1575 mm.
FAQ
Is June a good time to visit St Louis?
Can you sunbathe in St Louis in June?
Is St Louis rainy in June?
Is it sunny in St Louis in June?
Other cities in USA
Monthly weather in St Louis
Source of the data
For this page, we’ve looked at the typical weather in St Louis, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.