July weather forecast
Castlewood, CO

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Weather in July

July, the same as June, is a moderately hot summer month in Castlewood, Colorado, with an average temperature fluctuating between 59.2°F (15.1°C) and 85.6°F (29.8°C).

Temperature

July is Castlewood's warmest month, registering average high temperatures of 85.6°F (29.8°C) and lows of 59.2°F (15.1°C).

Heat index

During July, the heat index is evaluated at a hot 86°F (30°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', determines the feeling of heat when you account for the relative humidity. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

In Castlewood, the average relative humidity in July is 46%.

Rainfall

In Castlewood, in July, it is raining for 12.3 days, with typically 1.46" (37mm) of accumulated precipitation. In Castlewood, during the entire year, the rain falls for 94.2 days and collects up to 11.97" (304mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Castlewood, the average length of the day in July is 14h and 38min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:31 pm. On the last day of July, sunrise is at 5:58 am and sunset at 8:13 pm MDT.

Sunshine

June and July, with an average of 11.9h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum daily UV index of 6 during July morphs into the following directions:
Deter overexposure. Protecting against the sun's effects is essential. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

What time of the year is the hottest?

July is the month that records the highest temperatures, with averages ranging from a high of 85.6°F (29.8°C) to a low of 59.2°F (15.1°C).

How hot is July?

The high-temperature, in July, in Castlewood, is 85.6°F (29.8°C), while the low-temperature averages to 59.2°F (15.1°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is evaluated at 86°F (30°C).

What is the average humidity in July?

In July, the average relative humidity is 46%.

How much does it rain in July?

In Castlewood, in July, during 12.3 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Castlewood have in July?

In July, the average day length is 14h and 38min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:36 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:13 pm MDT.

What are the months with the most sunshine?

The months with the most sunshine are June and July, with an average of 11.9h of sunshine.

How long on average sun shines in July?

The average sunshine duration in July is 11.9h.

When is the highest UV index?

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

What is the UV index reading in July in Castlewood?

The average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to 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 July
Castlewood, CO

Average temperature in July - Castlewood, CO
  • Average high temperature in July: 85.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is December (40.3°F).

  • Average low temperature in July: 59.2°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).

Average pressure in July
Castlewood, CO

Average pressure in July - Castlewood, CO
  • Average pressure in July: 30"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 July
Castlewood, CO

Average wind speed in July - Castlewood, CO
  • Average wind speed in July: 6.6mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest months (with the lowest average wind speed) are August and December (6.5mph).

Average humidity in July
Castlewood, CO

Average humidity in July - Castlewood, CO
  • Average humidity in July: 46%

The month with the highest relative humidity is February (65%).
The months with the lowest relative humidity are June, August and September (43%).

Average rainfall in July
Castlewood, CO

Average rainfall in July - Castlewood, CO
  • Average rainfall in July: 1.46"

The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is September (0.47").

Average rainfall days in July
Castlewood, CO

Average rainfall days in July - Castlewood, CO
  • Average rainfall days in July: 12.3 days

The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is November (3.4 days).

Average snowfall in July
Castlewood, CO

Average snowfall in July - Castlewood, CO
  • Average snowfall in July: 0"

The month with the highest snowfall is April (6.34").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Castlewood, CO

Average snowfall days in July - Castlewood, CO
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in July /
Average sunshine in July
Castlewood, CO

Average daylight in July / Average sunshine in July - Castlewood, CO
  • Average daylight in July: 14h 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 July: 11h and 5min

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).

Average sunshine days in July
Castlewood, CO

Average sunshine days in July - Castlewood, CO
  • Average sunshine days in July: 15.5 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is April (12.7 days).

Average UV index in July
Castlewood, CO

Average UV index in July - Castlewood, CO
  • Average UV index in July: 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 July
Castlewood, CO

Average cloud cover in July - Castlewood, CO
  • Average cloud cover in July: 18

The month with the most cloud cover is April (Cloud cover 26).
The months with the least cloud cover are June and September (Cloud cover 15).

Average visibility in July
Castlewood, CO

Average visibility in July - Castlewood, CO
  • Average visibility in July: 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).

Castlewood, Colorado, USA

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