August weather forecast
Masonville, CO

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Weather in August

The last month of the summer, August, is also a moderately hot month in Masonville, Colorado, with an average temperature ranging between max 81.5°F (27.5°C) and min 55.2°F (12.9°C).

Temperature

Entering August, Masonville's average high-temperature reads a still moderately hot 81.5°F (27.5°C), indicating a close resemblance to the previous month's climate. A sharp divergence from daytime highs is noted during the month of August, with the average nighttime temperature settling at a cool 55.2°F (12.9°C).

Heat index

The heat index for August is evaluated at 82.4°F (28°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
One should consider that heat index numbers are for shaded settings and light wind. 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 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

June, August and September, with an average relative humidity of 45%, are the least humid months.

Rainfall

In August, the rain falls for 10.8 days. Throughout August, 0.75" (19mm) of precipitation is accumulated. In Masonville, during the entire year, the rain falls for 73.4 days and collects up to 7.64" (194mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 44min.
On the first day of the month, sunrise is at 5:58 am and sunset at 8:15 pm. On the last day of August, sunrise is at 6:27 am and sunset at 7:33 pm MDT.

Sunshine

The average sunshine in August is 11.6h.

UV index

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 5 in August suggests the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in August?

The average high-temperature, in August, in Masonville, is 81.5°F (27.5°C), while the average low-temperature is 55.2°F (12.9°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 82.4°F (28°C).

What is the least humid month?

June, August and September, with an average relative humidity of 45%, are the least humid months.

What is the average humidity in August?

In Masonville, the average relative humidity in August is 45%.

How many days does it rain in August?

In Masonville, during August, the rain falls for 10.8 days and regularly aggregates up to 0.75" (19mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Masonville have in August?

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

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 5:58 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:33 pm MDT.

How many hours of sunshine does Masonville have in August?

In August, the average sunshine duration is 11.6h.

What is the UV index intensity in August in Masonville?

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Masonville, CO

Average temperature in August - Masonville, CO
  • Average high temperature in August: 81.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (36.1°F).

  • Average low temperature in August: 55.2°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).

Average pressure in August
Masonville, CO

Average pressure in August - Masonville, CO
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in August
Masonville, CO

Average wind speed in August - Masonville, CO
  • Average wind speed in August: 5.6mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in August
Masonville, CO

Average humidity in August - Masonville, CO
  • Average humidity in August: 45%

The month with the highest relative humidity is February (67%).
The months with the lowest relative humidity are June, August and September (45%).

Average rainfall in August
Masonville, CO

Average rainfall in August - Masonville, CO
  • Average rainfall in August: 0.75"

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is January (0.12").

Average rainfall days in August
Masonville, CO

Average rainfall days in August - Masonville, CO
  • Average rainfall days in August: 10.8 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is January (1.2 days).

Average snowfall in August
Masonville, CO

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

The month with the highest snowfall is April (3.27").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Masonville, CO

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

The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Masonville, CO
  • 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: 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 42min).

Average sunshine days in August
Masonville, CO

Average sunshine days in August - Masonville, CO
  • Average sunshine days in August: 18.3 days

The months with the most sunshine days are January and December (27.5 days).
The month with the least sunshine days is July (14.9 days).

Average UV index in August
Masonville, CO

Average UV index in August - Masonville, CO
  • Average UV index in August: 5

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

Average cloud cover in August
Masonville, CO

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

The months with the most cloud cover are February, April and May (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 16).

Average visibility in August
Masonville, CO

Average visibility in August - Masonville, 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).

Masonville, Colorado, USA

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