August weather forecast
Saint Paul, MO

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Weather in August

August, the last month of the summer in Saint Paul, is another warm month, with temperature in the range of an average high of 85.5°F (29.7°C) and an average low of 66°F (18.9°C).

Temperature

The transition into August notes an average high-temperature of a moderately hot 85.5°F (29.7°C), revealing a mild distinction from the 87.1°F (30.6°C) in July. Saint Paul reports an average low-temperature of 66°F (18.9°C) during the nights of August.

Heat index

The heat index value during August is appraised at a torrid 96.8°F (36°C). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In August, the average relative humidity in Saint Paul, Missouri, is 76%.

Rainfall

In Saint Paul, in August, it is raining for 14.5 days, with typically 3.07" (78mm) of accumulated precipitation. In Saint Paul, during the entire year, the rain falls for 152.1 days and collects up to 32.01" (813mm) of precipitation.

Snowfall

In Saint Paul, snow does not fall in May through October.

Daylight

The average length of the day in August is 13h and 38min.
On the first day of August in Saint Paul, sunrise is at 6:04 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:34 pm CDT.

Sunshine

In August, the average sunshine is 10.3h.

UV index

The months with the highest UV index in Saint Paul are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In August, a regular UV index of 6 translates into these guidelines:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

How hot is August in Saint Paul?

In August, the average high-temperature and low-temperature in Saint Paul are 85.5°F (29.7°C) and 66°F (18.9°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 96.8°F (36°C).

What is the average humidity in August in Saint Paul?

The average relative humidity in August in Saint Paul, Missouri, is 76%.

How many days does it rain in August in Saint Paul?

In Saint Paul, in August, it is raining for 14.5 days, with typically 3.07" (78mm) of accumulated precipitation.

When it does not snow in Saint Paul?

In Saint Paul, Missouri, snow does not fall in May through October.

How many hours of daylight does Saint Paul have in August?

In Saint Paul, the average day length in August is 13h and 38min.

When is the sunrise / sunset in August in Saint Paul?

On the first day of August in Saint Paul, sunrise is at 6:04 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:34 pm CDT.

How many hours of sunshine does Saint Paul have in August?

In August, the average sunshine duration in Saint Paul is 10.3h.

When is the highest UV index in Saint Paul?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Saint Paul, Missouri.

What is the UV index reading in August in Saint Paul?

In Saint Paul, Missouri, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Saint Paul, MO

Average temperature in August - Saint Paul, MO
  • Average high temperature in August: 85.5°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in August: 66°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

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Average pressure in August
Saint Paul, MO

Average pressure in August - Saint Paul, MO
  • Average pressure in August: 29.97"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).

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Average wind speed in August
Saint Paul, MO

Average wind speed in August - Saint Paul, MO
  • Average wind speed in August: 5.5mph

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in August
Saint Paul, MO

Average humidity in August - Saint Paul, MO
  • Average humidity in August: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in August
Saint Paul, MO

Average rainfall in August - Saint Paul, MO
  • Average rainfall in August: 3.07"

The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is February (1.77").

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Average rainfall days in August
Saint Paul, MO

Average rainfall days in August - Saint Paul, MO
  • Average rainfall days in August: 14.5 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in August
Saint Paul, MO

Average snowfall in August - Saint Paul, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.15").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Saint Paul, MO

Average snowfall days in August - Saint Paul, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Saint Paul, MO

Average daylight in August / Average sunshine in August - Saint Paul, MO
  • Average daylight in August: 13h and 4min

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 August: 10h and 2min

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 42min).

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Average sunshine days in August
Saint Paul, MO

Average sunshine days in August - Saint Paul, MO
  • Average sunshine days in August: 14.7 days

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in August
Saint Paul, MO

Average UV index in August - Saint Paul, MO
  • Average UV index in August: 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, November and December (UV index 2).

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Average cloud cover in August
Saint Paul, MO

Average cloud cover in August - Saint Paul, MO
  • Average cloud cover in August: 27

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in August
Saint Paul, MO

Average visibility in August - Saint Paul, MO
  • Average visibility in August: 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).

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Saint Paul, Missouri, USA

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