June weather forecastCreve Coeur, MO
June
Weather in June
June ushers in summer in Creve Coeur with the temperature continuing on its upward trajectory from May. The warm climate encourages outdoor activities such as barbecue parties and picnics. June also brings in the longest day of the year, ensuring ample sunshine throughout the month. However, it is not all drier weather; rainfall remains persistent, albeit less frequent than its predecessor month, keeping the lush greenery intact. Meanwhile, the humidity levels remain virtually unchanged from May.Temperature
The start of June brings a shift in the average high-temperature, increasing from May's moderately hot 74.8°F (23.8°C) to a still warm 84.2°F (29°C). The nights of June anticipate an average low-temperature of 67.1°F (19.5°C).Heat index
In June, the heat index is computed to be a hot 93.2°F (34°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.Heat index details are generally centered around shaded locations and a mild breeze. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an estimation of the warmth sensation when considering humidity levels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Humidity
In Creve Coeur, the average relative humidity in June is 76%.Rainfall
In Creve Coeur, during June, the rain falls for 15.8 days and regularly aggregates up to 3.5" (89mm) of precipitation. In Creve Coeur, during the entire year, the rain falls for 144.8 days and collects up to 30.59" (777mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
June has the longest days of the year, with an average of 14h and 48min of daylight.On the first day of June, sunrise is at 5:38 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:30 pm CDT.
Sunshine
June and July, with an average of 10.5h of sunshine, are months with the most sunshine.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 6 during June leads to these instructions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Creve Coeur, MO
- Average high temperature in June: 84.2°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in June: 67.1°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in June
Creve Coeur, MO
- Average pressure in June: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in June
Creve Coeur, MO
- Average wind speed in June: 6.4mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in June
Creve Coeur, MO
- Average humidity in June: 76%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (70%).
Average rainfall in June
Creve Coeur, MO
- Average rainfall in June: 3.5"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.69").
Average rainfall days in June
Creve Coeur, MO
- Average rainfall days in June: 15.8 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in June
Creve Coeur, MO
- Average snowfall in June: 0"
The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in June
Creve Coeur, MO
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in June /
Average sunshine in June
Creve Coeur, MO
- Average daylight in June: 14h and 48min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in June: 10h and 30min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in June
Creve Coeur, MO
- Average sunshine days in June: 11.2 days
The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in June
Creve Coeur, MO
- Average UV index in June: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in June
Creve Coeur, MO
- Average cloud cover in June: 28
The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in June
Creve Coeur, MO
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





