July weather forecast
Westminster, CO

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Weather in July

July is a hot summer month in Westminster, Colorado, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 87.4°F (30.8°C).

Temperature

With average high and low temperatures of 87.4°F (30.8°C) and 60.8°F (16°C) respectively, July is Westminster's warmest month.

Heat index

For July, the heat index is estimated at a hot 87.8°F (31°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

The average relative humidity in July in Westminster, Colorado, is 42%.

Rainfall

In July, in Westminster, the rain falls for 14.3 days. Throughout July, 1.46" (37mm) of precipitation is accumulated. In Westminster, during the entire year, the rain falls for 101.9 days and collects up to 10.91" (277mm) of precipitation.

Snowfall

June through September are months without snowfall in Westminster.

Daylight

In Westminster, the average length of the day in July is 14h and 40min.
On the first day of the month, sunrise is at 5:35 am and sunset at 8:32 pm. On the last day of July, sunrise is at 5:58 am and sunset at 8:14 pm MDT.

Sunshine

June and July, with an average of 11.8h of sunshine, are months with the most sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Westminster. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Shun overexposure. Protection from sun ravages is indispensable. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Westminster?

July, on average, is the warmest month in Westminster, registering a high temperature of 87.4°F (30.8°C) and a low of 60.8°F (16°C).

How hot is it in Westminster in July?

The average high-temperature and low-temperature in Westminster, Colorado, during July are 87.4°F (30.8°C) and 60.8°F (16°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in July is estimated at 87.8°F (31°C).

What is the average humidity in July in Westminster?

The average relative humidity in July in Westminster, Colorado, is 42%.

How many days does it rain in July in Westminster?

In Westminster, Colorado, during July, the rain falls for 14.3 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When it does not snow in Westminster?

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

How many hours of daylight does Westminster have in July?

In Westminster, Colorado, the average day length in July is 14h and 40min.

When are sunrise and sunset in July in Westminster?

In July, on the first day of the month, sunrise is at 5:35 am and sunset at 8:32 pm. On the last day of the month, in Westminster, sunrise is at 5:58 am and sunset at 8:14 pm MDT.

What are the months with the most sunshine in Westminster?

The months with the most sunshine are June and July, with an average of 11.8h of sunshine.

How many hours of sunshine does Westminster have in July?

In July, the average sunshine duration in Westminster is 11.8h.

When is the highest UV index in Westminster?

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

What is the UV index intensity in July in Westminster?

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

Average temperature in July - Westminster, CO
  • Average high temperature in July: 87.4°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is December (41.2°F).

  • Average low temperature in July: 60.8°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is December (21.2°F).

Average pressure in July
Westminster, CO

Average pressure in July - Westminster, CO
  • Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).

Average wind speed in July
Westminster, CO

Average wind speed in July - Westminster, CO
  • Average wind speed in July: 5.9mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest months (with the lowest average wind speed) are August, September and December (5.8mph).

Average humidity in July
Westminster, CO

Average humidity in July - Westminster, CO
  • Average humidity in July: 42%

The month with the highest relative humidity is February (65%).
The months with the lowest relative humidity are June and August (40%).

Average rainfall in July
Westminster, CO

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

The wettest month (with the highest rainfall) is May (2.05").
The driest months (with the least rainfall) are January and December (0.35").

Average rainfall days in July
Westminster, CO

Average rainfall days in July - Westminster, CO
  • Average rainfall days in July: 14.3 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (3.3 days).

Average snowfall in July
Westminster, CO

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

The month with the highest snowfall is April (5.55").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Westminster, CO

Average snowfall days in July - Westminster, 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
Westminster, CO

Average daylight in July / Average sunshine in July - Westminster, CO
  • Average daylight in July: 14h 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 24min).

  • Average sunshine in July: 11h and 5min

The months with the most sunshine are June and July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

Average sunshine days in July
Westminster, CO

Average sunshine days in July - Westminster, CO
  • Average sunshine days in July: 8.8 days

The month with the most sunshine days is December (23.9 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in July
Westminster, CO

Average UV index in July - Westminster, 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
Westminster, CO

Average cloud cover in July - Westminster, CO
  • Average cloud cover in July: 19

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

Average visibility in July
Westminster, CO

Average visibility in July - Westminster, 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).

Westminster, Colorado, USA

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