Weather in Saint Louis County, United States
Weather Advisories
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Today's weather summary
The weather in Saint Louis County on Sunday, July 26th, will vary throughout the day from foggy weather to clear.
Looks like fog will appear before dawn and there is a high chance for clear skies before dawn.
Weather information for Saint Louis County, on Sunday, July 26th:
The highest temperature of the day is going to be 28°C at about 4 pm. The day will be extremely humid, with average humidity of 87%, ranging from 68% to a maximum value of 100% at about 10 am. The wind will be breezy, and will get up to 18 km/h at 8 pm, blowing from the south. The cloud coverage will range from 0% around 1 am to as high as 100% around 5 pm with an average of 68%.
There is no probability for any precipitation throughout the day. The dew point will range from 13°C up to a maximum value of 22°C around 2 pm.
The visibility is expected to be good with average visibility of 10 km throughout the day. Atmospheric pressure will be low with average pressure of 1008 hPa. Sunrise will be at 5:39 am, and sunset at 8:52 pm. The day will have 15 hours and 13 minutes of daylight.
Air quality forecast for Saint Louis County, on Sunday, July 26th:
On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 52 and 82.
Pollen forecast for Saint Louis County, on Sunday, July 26th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.
The weather in Saint Louis County on Monday, July 27th, is going to be clear for most of the day, together with few clouds during the morning.
There is also a chance for cloud overcast before dawn around 1 am.
Weather information for Saint Louis County, on Monday, July 27th:
The highest temperature during the day will be 29°C at about 4 pm. The day will be extremely humid, with average humidity of 77%, ranging from 56% to a maximum value of 93% at about 8 am. The wind will be light, and will get up to 16 km/h at 3 am, blowing from the south-east. The cloud coverage will range from 2% around 7 pm to as high as 99% around 5 am with an average of 30%.
There is no probability for any precipitation throughout the day. The dew point will range from 17°C up to a maximum value of 20°C around 1 pm.
The visibility is expected to be good with average visibility of 15 km throughout the day. Atmospheric pressure will be low with average pressure of 1007 hPa. Sunrise will be at 5:41 am, and sunset at 8:51 pm. The day will have 15 hours and 10 minutes of daylight.
Air quality forecast for Saint Louis County, on Monday, July 27th:
On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 26 and 78.
Pollen forecast for Saint Louis County, on Monday, July 27th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.
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