Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
Castle Rock's August showcases an average high-temperature of a still warm 82°F (27.8°C), hardly distinct from July's 83.3°F (28.5°C). Castle Rock reports a marked divergence from daytime peaks throughout August, with lows averaging at a refreshing 56.5°F (13.6°C).Heat index
The heat index for August is computed to be 82.4°F (28°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.The heat index's values are generally associated with conditions in shade and light breezes. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Humidity
In August, the average relative humidity in Castle Rock is 46%.Rainfall
In Castle Rock, in August, it is raining for 13.3 days, with typically 1.14" (29mm) of accumulated precipitation. In Castle Rock, Colorado, during the entire year, the rain falls for 107.3 days and collects up to 13.7" (348mm) of precipitation.Snowfall
In Castle Rock, snow does not fall in July through September.Daylight
The average length of the day in August is 13h and 40min.On the first day of the month, sunrise is at 6:00 am and sunset at 8:11 pm. On the last day of August, in Castle Rock, sunrise is at 6:27 am and sunset at 7:31 pm MDT.
Sunshine
The months with the most sunshine in Castle Rock are June through August, with an average of 11.8h of sunshine.UV index
In August, the average daily maximum UV index in Castle Rock is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 5 in August leads to these recommendations:
Act with care - The need to guard against sun damage is communicated. Direct Sun exposure should be minimized especially during midday when radiation is most intense. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Castle Rock in August?
What is the average humidity in August in Castle Rock?
How much does it rain in Castle Rock in August?
When it does not snow in Castle Rock?
What is the average length of the day in August in Castle Rock?
When are sunrise and sunset in August in Castle Rock?
What are the months with the most sunshine in Castle Rock?
How many hours of sunshine does Castle Rock have in August?
What is the UV index reading in August in Castle Rock?
Average temperature in August
Castle Rock, CO
- Average high temperature in August: 82°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is December (39.6°F).
- Average low temperature in August: 56.5°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is December (20.1°F).
Average pressure in August
Castle Rock, CO
- Average pressure in August: 30.01"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).
Average wind speed in August
Castle Rock, CO
- Average wind speed in August: 6.5mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest months (with the lowest average wind speed) are July, August and September (6.5mph).
Average humidity in August
Castle Rock, CO
- Average humidity in August: 46%
The month with the highest relative humidity is February (66%).
The months with the lowest relative humidity are June and September (45%).
Average rainfall in August
Castle Rock, CO
- Average rainfall in August: 1.14"
The wettest month (with the highest rainfall) is May (2.24").
The driest months (with the least rainfall) are January and December (0.55").
Average rainfall days in August
Castle Rock, CO
- Average rainfall days in August: 13.3 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is November (3 days).
Average snowfall in August
Castle Rock, CO
- Average snowfall in August: 0"
The month with the highest snowfall is April (7.13").
The months with the least snowfall are July, August and September (0").
Average snowfall days in August
Castle Rock, CO
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (9.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in August /
Average sunshine in August
Castle Rock, CO
- Average daylight in August: 13h and 4min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in August: 11h and 5min
The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).
Average sunshine days in August
Castle Rock, CO
- Average sunshine days in August: 12.3 days
The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in August
Castle Rock, CO
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in August
Castle Rock, CO
- Average cloud cover in August: 17
The month with the most cloud cover is April (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 15).
Average visibility in August
Castle Rock, 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).
Castle Rock, Colorado, USA
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