August weather forecast
Delta, CO

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Weather in August

August, the last month of the summer in Delta, is also a moderately hot month, with an average temperature varying between 81.1°F (27.3°C) and 53.4°F (11.9°C).

Temperature

Welcoming August, Delta notes an average high-temperature of a still moderately hot 81.1°F (27.3°C), nearly consistent with July's 83.7°F (28.7°C). During August, Delta's temperature records a considerable difference from its daily highs to an average low of 53.4°F (11.9°C).

Heat index

The average heat index in August is estimated at 80.6°F (27°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

The average relative humidity in August is 44%.

Rainfall

August is the month with the most rainfall. Rain falls for 12.3 days and accumulates 1.54" (39mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Delta, the average length of the day in August is 13h and 38min.
On the first day of the month, sunrise is at 6:14 am and sunset at 8:22 pm. On the last day of August, in Delta, sunrise is at 6:41 am and sunset at 7:43 pm MDT.

Sunshine

In August, the average sunshine is 11.9h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index, 5 in August, converts into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures in Delta?

In Delta, in August, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 53.4°F (11.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is estimated at 80.6°F (27°C).

What is the average humidity in August?

The average relative humidity in August is 44%.

What is the wettest month in Delta?

August is the month with the most rainfall. Rain falls for 12.3 days and accumulates 1.54" (39mm) of precipitation.

How many days does it rain in August?

In Delta, in August, during 12.3 rainfall days, 1.54" (39mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Delta have in August?

In Delta, the average day length in August is 13h and 38min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:14 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 7:43 pm MDT.

How many hours of sunshine does Delta have in August?

The average sunshine duration in August is 11.9h.

What are the months with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

How high is the UV index in August?

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
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 August
Delta, CO

Average temperature in August - Delta, CO
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in August: 53.4°F

The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in August
Delta, CO

Average pressure in August - Delta, CO
  • Average pressure in August: 30.03"Hg

The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is May (29.92"Hg).

Average wind speed in August
Delta, CO

Average wind speed in August - Delta, CO
  • Average wind speed in August: 5.4mph

The windiest month (with the highest average wind speed) is June (7mph).
The calmest month (with the lowest average wind speed) is January (3.9mph).

Average humidity in August
Delta, CO

Average humidity in August - Delta, CO
  • Average humidity in August: 44%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is June (34%).

Average rainfall in August
Delta, CO

Average rainfall in August - Delta, CO
  • Average rainfall in August: 1.54"

The wettest month (with the highest rainfall) is August (1.54").
The driest month (with the least rainfall) is June (0.71").

Average rainfall days in August
Delta, CO

Average rainfall days in August - Delta, CO
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is April (13.8 days).
The month with the least rainy days is June (6.8 days).

Average snowfall in August
Delta, CO

Average snowfall in August - Delta, CO
  • Average snowfall in August: 0"

The month with the highest snowfall is December (5.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Delta, CO

Average snowfall days in August - Delta, CO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Delta, CO

Average daylight in August / Average sunshine in August - Delta, CO
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 11h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).

Average sunshine days in August
Delta, CO

Average sunshine days in August - Delta, CO
  • Average sunshine days in August: 13.3 days

The months with the most sunshine days are June and November (20.4 days).
The month with the least sunshine days is August (13.3 days).

Average UV index in August
Delta, CO

Average UV index in August - Delta, CO
  • Average UV index in August: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Delta, CO

Average cloud cover in August - Delta, CO
  • Average cloud cover in August: 14

The months with the most cloud cover are January and February (Cloud cover 33).
The month with the least cloud cover is June (Cloud cover 11).

Average visibility in August
Delta, CO

Average visibility in August - Delta, CO
  • Average visibility in August: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

Delta, Colorado, USA

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