July weather forecast
Louisville, CO

Weather in July

July, like June, in Louisville, Colorado, is a moderately hot summer month, with an average temperature varying between 85.5°F (29.7°C) and 59°F (15°C).

Temperature

With an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 59°F (15°C), July is the warmest month.

Heat index

In July, the average heat index is appraised at a tropical 86°F (30°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, metabolic differences, wind, and pregnancy affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In July, the average relative humidity in Louisville is 44%.

Rainfall

The wettest months in Louisville are May and July, with an average 0.87" (22mm) of rainfall.

Snowfall

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

Daylight

The average length of the day in July in Louisville, Colorado, is 14h and 41min.
On the first day of July, sunrise is at 5:35 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:15 pm MDT.

Sunshine

June through August, with an average of 11.8h of sunshine, are months with the most sunshine.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in July interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the warmest month in Louisville?

July is the warmest month in Louisville, Colorado, with an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 59°F (15°C).

What is the temperature in July in Louisville?

The average high-temperature, in July, in Louisville, Colorado, is 85.5°F (29.7°C), while the average low-temperature is 59°F (15°C). in July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is appraised at 86°F (30°C).

What is the average humidity in July in Louisville?

In July, the average relative humidity in Louisville, Colorado, is 44%.

What is the wettest month in Louisville?

The months with the most rainfall in Louisville are May and July, with an average 0.87" (22mm) of precipitation.

How much does it rain in Louisville in July?

In Louisville, in July, it is raining for 13.5 days, with typically 0.87" (22mm) of accumulated precipitation.

When it does not snow in Louisville?

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

What is the average length of the day in July in Louisville?

In July, the average day length in Louisville is 14h and 41min.

When is the sunrise / sunset in July in Louisville?

In July, on the first day of the month, sunrise is at 5:35 am and sunset at 8:33 pm. On the last day of the month, in Louisville, Colorado, sunrise is at 5:58 am and sunset at 8:15 pm MDT.

What are the months with the most sunshine in Louisville?

June through August, with an average of 11.8h of sunshine, are months with the most sunshine.

How long on average sun shines in July in Louisville?

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

What are the months with the highest UV index in Louisville?

The months with the highest UV index in Louisville are July and August, with an average maximum UV index of 6.

How high is the UV index in July in Louisville?

In Louisville, 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 sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Louisville, CO

Average temperature in July - Louisville, CO
  • Average high temperature in July: 85.5°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (39.4°F).

  • Average low temperature in July: 59°F

The month with the highest average low temperature is July (59°F).
The coldest months (with the lowest average low temperature) are February and December (20.7°F).

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Average pressure in July
Louisville, CO

Average pressure in July - Louisville, CO
  • Average pressure in July: 30.01"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).

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Average wind speed in July
Louisville, CO

Average wind speed in July - Louisville, CO
  • Average wind speed in July: 5.7mph

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is September (5.6mph).

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Average humidity in July
Louisville, CO

Average humidity in July - Louisville, CO
  • Average humidity in July: 44%

The month with the highest relative humidity is February (67%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in July
Louisville, CO

Average rainfall in July - Louisville, CO
  • Average rainfall in July: 0.87"

The wettest months (with the highest rainfall) are May and July (0.87").
The driest month (with the least rainfall) is January (0.16").

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Average rainfall days in July
Louisville, CO

Average rainfall days in July - Louisville, CO
  • Average rainfall days in July: 13.5 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is November (3.5 days).

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Average snowfall in July
Louisville, CO

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

The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Louisville, CO

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

The month with the highest number of snowfall days is February (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Louisville, CO
  • Average daylight in July: 14h and 41min

The month with the longest days is June (Average daylight: 14h and 58min).
The month with the shortest days is December (Average daylight: 9h and 23min).

  • Average sunshine in July: 11h and 48min

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 42min).

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Average sunshine days in July
Louisville, CO

Average sunshine days in July - Louisville, CO
  • Average sunshine days in July: 10 days

The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is July (10 days).

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Average UV index in July
Louisville, CO

Average UV index in July - Louisville, CO
  • Average UV index in July: 6

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

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Average cloud cover in July
Louisville, CO

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

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

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Average visibility in July
Louisville, CO

Average visibility in July - Louisville, 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).

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