August weather forecast
Hatfield, MO

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Weather in August

August, the last month of the summer in Hatfield, is also a moderately hot month, with an average temperature ranging between min 63.3°F (17.4°C) and max 81.7°F (27.6°C).

Temperature

August's average high-temperature stands at a still moderately hot 81.7°F (27.6°C), showing little deviation from July's 83.5°F (28.6°C). An average nighttime temperature of 63.3°F (17.4°C) is observed in Hatfield, Missouri, during August.

Heat index

The average heat index in August is evaluated at a hot 87.8°F (31°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
Heat index's context suggests values are appropriate for shady areas and slight breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

In Hatfield, the average relative humidity in August is 79%.

Rainfall

In Hatfield, Missouri, in August, during 13.3 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. Throughout the year, there are 126.9 rainfall days, and 22.6" (574mm) of precipitation is accumulated.

Snowfall

In Hatfield, snow does not fall in June through September.

Daylight

In Hatfield, the average length of the day in August is 13h and 44min.
On the first day of August, sunrise is at 6:14 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:49 pm CDT.

Sunshine

The average sunshine in August in Hatfield is 9.9h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 6 in August transforms into the following instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the usual temperature for Hatfield in August?

The high-temperature, in August, in Hatfield, records 81.7°F (27.6°C), while the low-temperature is 63.3°F (17.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in August in Hatfield?

The average relative humidity in August in Hatfield, Missouri, is 79%.

How much does it rain in Hatfield in August?

In Hatfield, in August, it is raining for 13.3 days, with typically 2.32" (59mm) of accumulated precipitation.

When it does not snow in Hatfield?

In Hatfield, snow does not fall in June through September.

What is the average length of the day in August in Hatfield?

In August, the average day length is 13h and 44min.

When is the sunrise / sunset in August in Hatfield?

In August, on the first day of the month, sunrise is at 6:14 am and sunset at 8:31 pm. On the last day of the month, in Hatfield, sunrise is at 6:43 am and sunset at 7:49 pm CDT.

How many hours of sunshine does Hatfield have in August?

In August, the average sunshine duration in Hatfield, Missouri, is 9.9h.

What is the month with the highest UV index in Hatfield?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Hatfield, Missouri.

How high is the UV index in August in Hatfield?

In Hatfield, Missouri, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
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
Hatfield, MO

Average temperature in August - Hatfield, MO
  • Average high temperature in August: 81.7°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in August: 63.3°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

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Average pressure in August
Hatfield, MO

Average pressure in August - Hatfield, MO
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in August
Hatfield, MO

Average wind speed in August - Hatfield, MO
  • Average wind speed in August: 6.8mph

The windiest months (with the highest average wind speed) are January, February and March (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in August
Hatfield, MO

Average humidity in August - Hatfield, MO
  • Average humidity in August: 79%

The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Hatfield, MO

Average rainfall in August - Hatfield, MO
  • Average rainfall in August: 2.32"

The wettest month (with the highest rainfall) is June (3.86").
The driest months (with the least rainfall) are February and December (0.71").

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Average rainfall days in August
Hatfield, MO

Average rainfall days in August - Hatfield, MO
  • Average rainfall days in August: 13.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (4.1 days).

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Average snowfall in August
Hatfield, MO

Average snowfall in August - Hatfield, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is January (3.54").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Hatfield, MO

Average snowfall days in August - Hatfield, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Hatfield, MO

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in August
Hatfield, MO

Average sunshine days in August - Hatfield, MO
  • Average sunshine days in August: 14.5 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in August
Hatfield, MO

Average UV index in August - Hatfield, MO
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in August
Hatfield, MO

Average cloud cover in August - Hatfield, MO
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in August
Hatfield, MO

Average visibility in August - Hatfield, 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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Hatfield, Missouri, USA

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