August weather forecast
Grover, CO

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Weather in August

The last month of the summer, August, is another tropical month in Grover, Colorado, with an average temperature varying between 87.1°F (30.6°C) and 59°F (15°C).

Temperature

The commencement of August notes an average high-temperature of a still tropical 87.1°F (30.6°C), exhibiting little difference from the previous month. A noticeable temperature swing characterizes Grover's August nights, dipping to an average of 59°F (15°C).

Heat index

In August, the average heat index is estimated at a hot 87.8°F (31°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
Note that heat index values are valued for light wind and location in the shade. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', melds the effects of warmth and moisture to generate a feeling of heat. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 44%.

Rainfall

In Grover, in August, it is raining for 12.8 days, with typically 1.02" (26mm) of accumulated precipitation. Throughout the year, in Grover, there are 108.3 rainfall days, and 12.32" (313mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Grover, the average length of the day in August is 13h and 45min.
On the first day of the month, sunrise is at 5:54 am and sunset at 8:12 pm. On the last day of August, sunrise is at 6:23 am and sunset at 7:30 pm MDT.

Sunshine

The average sunshine in August is 11.7h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

The average high-temperature and low-temperature in Grover during August are 87.1°F (30.6°C) and 59°F (15°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 87.8°F (31°C).

What is the least humid month?

The months with the lowest humidity are August and September, with an average relative humidity of 44%.

What is the average humidity in August?

In Grover, the average relative humidity in August is 44%.

How many days does it rain in August?

In Grover, in August, during 12.8 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Grover have in August?

The average day length in August is 13h and 45min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 5:54 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:30 pm MDT.

How many hours of sunshine does Grover have in August?

In Grover, the average sunshine duration in August is 11.7h.

When is the highest UV index?

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

What is the UV index intensity in August?

In Grover, Colorado, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Grover, CO

Average temperature in August - Grover, CO
  • Average high temperature in August: 87.1°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (38.3°F).

  • Average low temperature in August: 59°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).

Average pressure in August
Grover, CO

Average pressure in August - Grover, CO
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in August
Grover, CO

Average wind speed in August - Grover, CO
  • Average wind speed in August: 6.3mph

The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in August
Grover, CO

Average humidity in August - Grover, CO
  • Average humidity in August: 44%

The month with the highest relative humidity is December (64%).
The months with the lowest relative humidity are August and September (44%).

Average rainfall in August
Grover, CO

Average rainfall in August - Grover, CO
  • Average rainfall in August: 1.02"

The wettest month (with the highest rainfall) is May (2.68").
The driest months (with the least rainfall) are January and December (0.31").

Average rainfall days in August
Grover, CO

Average rainfall days in August - Grover, CO
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (2.9 days).

Average snowfall in August
Grover, CO

Average snowfall in August - Grover, CO
  • Average snowfall in August: 0"

The month with the highest snowfall is April (3.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Grover, CO

Average snowfall days in August - Grover, CO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in August /
Average sunshine in August
Grover, CO

Average daylight in August / Average sunshine in August - Grover, CO
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 11h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

Average sunshine days in August
Grover, CO

Average sunshine days in August - Grover, CO
  • Average sunshine days in August: 12.2 days

The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is May (10.9 days).

Average UV index in August
Grover, CO

Average UV index in August - Grover, CO
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Grover, CO

Average cloud cover in August - Grover, CO
  • Average cloud cover in August: 18

The months with the most cloud cover are February and April (Cloud cover 29).
The month with the least cloud cover is June (Cloud cover 17).

Average visibility in August
Grover, CO

Average visibility in August - Grover, CO
  • 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).

Grover, Colorado, USA

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