July weather forecast and climate
Louisville, CO

Weather in July

July, like June, in Louisville, Colorado, is another warm summer month, with 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

The average heat index in July is estimated at 85.6°F (29.8°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the 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 'feels like', 'apparent temperature', 'real feel', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (metabolic differences, differences in body mass, height, and shape, clothing), and activity. 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

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

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day is 14.7h.

Sunshine

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

UV index

Months with the highest UV index in Louisville are July and August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
Note: In July, the average maximum UV index of 6 translate into the following recommendations:
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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in Louisville?

July is the warmest month in Louisville, 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, is 85.5°F (29.7°C), while the average low-temperature is 59°F (15°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), that represents influence of the relative humidity to air temperaure, in July is calculated to 85.6°F (29.8°C).

What is the average humidity in July in Louisville?

In July, the average relative humidity is 44%.

How many days does it rain in July in Louisville?

In July, in Louisville, Colorado, the rain falls for 13.5 days. Throughout July, 0.87" (22mm) of precipitation is accumulated.

What is the wettest month in Louisville?

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

When it does not snow in Louisville?

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

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

In Louisville, Colorado, the average length of the day in July is 14.7h.

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 in Louisville, Colorado.

How many hours of sunshine does Louisville have in July?

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

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

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

What is the UV index intensity in July in Louisville?

In Louisville, Colorado, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the UV radiation.

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"

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

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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").
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).
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: 14.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in July: 11.8h

Months with the most sunshine are June, July and August (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.7h).

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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

Months with the highest UV index are July and August (UV index 6).
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

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

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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