July weather forecast
Holyoke, CO

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Weather in July

July is a tropical summer month in Holyoke, Colorado, with temperature in the range of an average high of 88.7°F (31.5°C) and an average low of 66°F (18.9°C).

Temperature

During the warmest month, July, temperatures average a high of 88.7°F (31.5°C) and a low of 66°F (18.9°C).

Heat index

During July, the heat index is calculated to be a hot 93.2°F (34°C). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

In Holyoke, the average relative humidity in July is 53%.

Rainfall

In July, in Holyoke, Colorado, the rain falls for 15.3 days. Throughout July, 1.97" (50mm) of precipitation is accumulated. In Holyoke, during the entire year, the rain falls for 119.5 days and collects up to 16.14" (410mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in July is 14h and 44min.
On the first day of July, sunrise is at 5:22 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:05 pm MDT.

Sunshine

July and August, with an average of 11.5h of sunshine, are months with the most sunshine.

UV index

The month with the highest UV index is July, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: In July, an average UV index of 7 transforms into the following instructions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

July, marked by an average high-temperature of 88.7°F (31.5°C) and a low-temperature of 66°F (18.9°C), is the warmest month.

Is it hot during July?

In Holyoke, in July, the average high-temperature is 88.7°F (31.5°C), and the average low-temperature is 66°F (18.9°C). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 93.2°F (34°C).

What is the average humidity in July?

In July, the average relative humidity is 53%.

How many days does it rain in July?

In Holyoke, in July, during 15.3 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Holyoke have in July?

In July, the average day length in Holyoke, Colorado, is 14h and 44min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:22 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:05 pm MDT.

What are the months with the most sunshine?

The months with the most sunshine are July and August, with an average of 11.5h of sunshine.

How many hours of sunshine does Holyoke have in July?

In Holyoke, the average sunshine duration in July is 11.5h.

When is the highest UV index?

With an average maximum UV index of 7, July is the month with the highest UV index.

How high is the UV index in July?

In Holyoke, the average daily maximum UV index in July is 7. A UV Index estimate of 6 to 7 represents 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
Holyoke, CO

Average temperature in July - Holyoke, CO
  • Average high temperature in July: 88.7°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is December (39.2°F).

  • Average low temperature in July: 66°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is December (23.2°F).

Average pressure in July
Holyoke, CO

Average pressure in July - Holyoke, CO
  • Average pressure in July: 29.9"Hg

The months with the highest atmospheric pressure are January and December (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

Average wind speed in July
Holyoke, CO

Average wind speed in July - Holyoke, CO
  • Average wind speed in July: 9.7mph

The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).

Average humidity in July
Holyoke, CO

Average humidity in July - Holyoke, CO
  • Average humidity in July: 53%

The months with the highest relative humidity are January and February (66%).
The month with the lowest relative humidity is September (51%).

Average rainfall in July
Holyoke, CO

Average rainfall in July - Holyoke, CO
  • Average rainfall in July: 1.97"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in July
Holyoke, CO

Average rainfall days in July - Holyoke, CO
  • Average rainfall days in July: 15.3 days

The month with the highest number of rainy days is May (17.8 days).
The months with the least rainy days are November and December (4.2 days).

Average snowfall in July
Holyoke, CO

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

The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Holyoke, CO

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

The months with the highest number of snowfall days are January and February (8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Holyoke, 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 18min).

  • Average sunshine in July: 11h and 3min

The months with the most sunshine are July and August (Average sunshine: 11h and 30min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).

Average sunshine days in July
Holyoke, CO

Average sunshine days in July - Holyoke, CO
  • Average sunshine days in July: 12.1 days

The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is May (10.6 days).

Average UV index in July
Holyoke, CO

Average UV index in July - Holyoke, CO
  • Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July
Holyoke, CO

Average cloud cover in July - Holyoke, CO
  • Average cloud cover in July: 21

The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in July
Holyoke, CO

Average visibility in July - Holyoke, 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).

Holyoke, Colorado, USA

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