August weather forecast
Hollister, OK

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Weather in August

August in Hollister, Oklahoma is akin to July, maintaining the summer heat but with very minor dips in average high and low temperatures to 96.6°F (35.9°C) and 75.6°F (24.2°C) respectively. Hollister sees an extended summer in August, mirroring July's weather with high heat and ample sunshine. The city sees a decrease in rainfall as the month progresses, making it an opportune time for various summer activities. Hollister maintains its hot stature well through the month of August, consistently presenting warm, sunny days. It is noteworthy that in the midst of these warmer temperatures, the city experiences the lowest average relative humidity of the year, reinforcing the dry, summer ambience.

Temperature

As August takes hold in Hollister, the average high-temperature is a still fiery hot 96.6°F (35.9°C), nearly mirroring that of the previous month. Throughout August, the average low-temperature records at a moderately hot 75.6°F (24.2°C).

Heat index

August's heat index is appraised at an extremely hot 107.6°F (42°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', offers an insight into how hot it feels when we factor in moisture content. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

The least humid month is August, with an average relative humidity of 49%.

Rainfall

In August, the rain falls for 10.8 days. Throughout August, 1.57" (40mm) of precipitation is accumulated. Throughout the year, there are 102.6 rainfall days, and 20.55" (522mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Hollister.

Daylight

In August, the average length of the day is 13h and 24min.
On the first day of the month, sunrise is at 6:46 am and sunset at 8:36 pm. On the last day of August, sunrise is at 7:08 am and sunset at 8:02 pm CDT.

Sunshine

In August, the average sunshine is 10.7h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.
Note: In August, the maximum UV index of 7 suggests this advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

The average high-temperature and low-temperature during August are 96.6°F (35.9°C) and 75.6°F (24.2°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is appraised at 107.6°F (42°C).

What is the least humid month?

The least humid month in Hollister is August, with an average relative humidity of 49%.

What is the average humidity in August?

The average relative humidity in August is 49%.

How much does it rain in August?

In Hollister, in August, during 10.8 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Hollister have in August?

In Hollister, the average day length in August is 13h and 24min.

When are sunrise and sunset in August in Hollister?

On the first day of August, sunrise is at 6:46 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 8:02 pm CDT.

How long on average sun shines in August?

In Hollister, the average sunshine duration in August is 10.7h.

When is the highest UV index?

May through August, with an average maximum UV index of 7, are months with the highest UV index.

How high is the UV index in August?

The average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Hollister, OK

Average temperature in August - Hollister, OK
  • Average high temperature in August: 96.6°F

The warmest month (with the highest average high temperature) is July (96.8°F).
The month with the lowest average high temperature is December (52.9°F).

  • Average low temperature in August: 75.6°F

The month with the highest average low temperature is July (76.6°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

Average pressure in August
Hollister, OK

Average pressure in August - Hollister, OK
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in August
Hollister, OK

Average wind speed in August - Hollister, OK
  • Average wind speed in August: 8.8mph

The windiest month (with the highest average wind speed) is April (12.1mph).
The calmest months (with the lowest average wind speed) are August and September (8.8mph).

Average humidity in August
Hollister, OK

Average humidity in August - Hollister, OK
  • Average humidity in August: 49%

The months with the highest relative humidity are May and December (62%).
The month with the lowest relative humidity is August (49%).

Average rainfall in August
Hollister, OK

Average rainfall in August - Hollister, OK
  • Average rainfall in August: 1.57"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is November (0.79").

Average rainfall days in August
Hollister, OK

Average rainfall days in August - Hollister, OK
  • Average rainfall days in August: 10.8 days

The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is January (4 days).

Average snowfall in August
Hollister, OK

Average snowfall in August - Hollister, OK
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.1").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Hollister, OK

Average snowfall days in August - Hollister, OK
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Hollister, OK

Average daylight in August / Average sunshine in August - Hollister, OK
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 10h and 4min

The months with the most sunshine are June and July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in August
Hollister, OK

Average sunshine days in August - Hollister, OK
  • Average sunshine days in August: 16.6 days

The month with the most sunshine days is January (25.5 days).
The month with the least sunshine days is September (15.9 days).

Average UV index in August
Hollister, OK

Average UV index in August - Hollister, OK
  • Average UV index in August: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in August
Hollister, OK

Average cloud cover in August - Hollister, OK
  • Average cloud cover in August: 18

The month with the most cloud cover is March (Cloud cover 31).
The months with the least cloud cover are June and August (Cloud cover 18).

Average visibility in August
Hollister, OK

Average visibility in August - Hollister, OK
  • 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).

Hollister, Oklahoma, USA

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