August weather forecast
Rimrock, AZ

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Weather in August

August sees a slight drop in temperature in Rimrock, Arizona, with 87.4°F (30.8°C) as the high. On the other hand, the month also experiences a considerable amount of rainfall, akin to July, indicating the city's Monsoon season. Despite being one of the warmer months, the rain in August paints a refreshingly different picture of summer in Rimrock.

Temperature

The transition into August notes an average high-temperature of a still tropical 87.4°F (30.8°C), revealing a mild distinction from the 88.3°F (31.3°C) in July. Throughout August nights, Rimrock reports a steady thermal contrast from the day, with an average low-temperature of 65.8°F (18.8°C).

Heat index

For August, the heat index is appraised at a tropical 87.8°F (31°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Rimrock, the average relative humidity in August is 41%.

Rainfall

In Rimrock, during August, the rain falls for 12.8 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Rimrock, during the entire year, the rain falls for 82.6 days and collects up to 11.69" (297mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In August, the average length of the day is 13h and 25min.
On the first day of the month, sunrise is at 5:37 am and sunset at 7:28 pm. On the last day of August, sunrise is at 6:00 am and sunset at 6:54 pm MST.

Sunshine

June and August, with an average of 12.1h of sunshine, are months with the most sunshine.

UV index

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 6 during August translates into the following guidance:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

The average high-temperature and low-temperature during August are 87.4°F (30.8°C) and 65.8°F (18.8°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in August is appraised at 87.8°F (31°C).

What is the average humidity in August?

In August, the average relative humidity is 41%.

How much does it rain in August?

In August, in Rimrock, the rain falls for 12.8 days. Throughout August, 1.77" (45mm) of precipitation is accumulated.

When it does not snow?

In Rimrock, snow does not fall in May through October.

What is the average length of the day in August?

In Rimrock, the average day length in August is 13h and 25min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:37 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 6:54 pm MST.

What are the months with the most sunshine?

June and August, with an average of 12.1h of sunshine, are months with the most sunshine in Rimrock.

How long on average sun shines in August?

In Rimrock, the average sunshine duration in August is 12.1h.

What is the UV index intensity in August?

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's 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 August
Rimrock, AZ

Average temperature in August - Rimrock, AZ
  • Average high temperature in August: 87.4°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (50.9°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is December (32.2°F).

Average pressure in August
Rimrock, AZ

Average pressure in August - Rimrock, AZ
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in August
Rimrock, AZ

Average wind speed in August - Rimrock, AZ
  • Average wind speed in August: 4.5mph

The windiest months (with the highest average wind speed) are April and May (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in August
Rimrock, AZ

Average humidity in August - Rimrock, AZ
  • Average humidity in August: 41%

The month with the highest relative humidity is December (57%).
The month with the lowest relative humidity is June (23%).

Average rainfall in August
Rimrock, AZ

Average rainfall in August - Rimrock, AZ
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is June (0.16").

Average rainfall days in August
Rimrock, AZ

Average rainfall days in August - Rimrock, AZ
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is June (2.3 days).

Average snowfall in August
Rimrock, AZ

Average snowfall in August - Rimrock, AZ
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Rimrock, AZ

Average snowfall days in August - Rimrock, AZ
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Rimrock, AZ

Average daylight in August / Average sunshine in August - Rimrock, AZ
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 12h and 1min

The months with the most sunshine are June and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in August
Rimrock, AZ

Average sunshine days in August - Rimrock, AZ
  • Average sunshine days in August: 11 days

The month with the most sunshine days is May (26.2 days).
The month with the least sunshine days is July (10.4 days).

Average UV index in August
Rimrock, AZ

Average UV index in August - Rimrock, AZ
  • Average UV index in August: 6

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in August
Rimrock, AZ

Average cloud cover in August - Rimrock, AZ
  • Average cloud cover in August: 13

The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 6).

Average visibility in August
Rimrock, AZ

Average visibility in August - Rimrock, AZ
  • Average visibility in August: 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).

Rimrock, Arizona, USA

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