July weather forecast
Amherst, CO

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Weather in July

July in Amherst, Colorado, is a tropical summer month, with an average temperature varying between 66°F (18.9°C) and 88.7°F (31.5°C).

Temperature

July brings the highest temperatures, with an average high of 88.7°F (31.5°C) and an average low of 66°F (18.9°C).

Heat index

July's average heat index is computed to be a tropical 93.2°F (34°C). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

In July, the average relative humidity is 53%.

Rainfall

In Amherst, during July, the rain falls for 15.3 days and regularly aggregates up to 1.97" (50mm) of precipitation. In Amherst, during the entire year, the rain falls for 119.5 days and collects up to 16.14" (410mm) of precipitation.

Snowfall

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

Daylight

In Amherst, the average length of the day in July is 14h and 45min.
On the first day of July, sunrise is at 5:21 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:04 pm MDT.

Sunshine

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

UV index

July is the month with the highest UV index, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 7 in July translates into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Jun 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

July is the warmest month, with the temperature often reaching an average high of 88.7°F (31.5°C) and an average low of 66°F (18.9°C).

How hot is July?

During July, Amherst experiences an average high-temperature of 88.7°F (31.5°C) and a low-temperature of 66°F (18.9°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in July is computed to be 93.2°F (34°C).

What is the average humidity in July?

The average relative humidity in July is 53%.

How many days does it rain in July?

In Amherst, during July, the rain falls for 15.3 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When it does not snow?

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

What is the average length of the day in July?

The average day length in July is 14h and 45min.

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:21 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:04 pm MDT.

What is the month with the most sunshine?

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

How long on average sun shines in July?

In July, the average sunshine duration is 11.5h.

When is the highest UV index in Amherst?

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 Amherst, Colorado, the average daily maximum UV index in July is 7. A UV Index 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
Amherst, CO

Average temperature in July - Amherst, 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
Amherst, CO

Average pressure in July - Amherst, 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
Amherst, CO

Average wind speed in July - Amherst, 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
Amherst, CO

Average humidity in July - Amherst, 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
Amherst, CO

Average rainfall in July - Amherst, 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
Amherst, CO

Average rainfall days in July - Amherst, 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
Amherst, CO

Average snowfall in July - Amherst, 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
Amherst, CO

Average snowfall days in July - Amherst, 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
Amherst, CO

Average daylight in July / Average sunshine in July - Amherst, 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
Amherst, CO

Average sunshine days in July - Amherst, 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
Amherst, CO

Average UV index in July - Amherst, 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
Amherst, CO

Average cloud cover in July - Amherst, 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
Amherst, CO

Average visibility in July - Amherst, 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).

Amherst, Colorado, USA

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