August weather forecast
Robinson Ranch, CA

Share

Weather in August

The last month of the summer, August, is also a moderately hot month in Robinson Ranch, California, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 64.2°F (17.9°C).

Temperature

With average high temperatures of 81.1°F (27.3°C) and lows of 64.2°F (17.9°C), August is the warmest month.

Heat index

In August, the heat index is calculated to be 84.2°F (29°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

In August, the average relative humidity is 64%.

Rainfall

In Robinson Ranch, in August, during 3.3 rainfall days, 0.35" (9mm) of precipitation is typically accumulated. Throughout the year, there are 64.2 rainfall days, and 5.79" (147mm) of precipitation is accumulated.

Daylight

The average length of the day in August is 13h and 22min.
On the first day of August, sunrise is at 6:03 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:16 pm PDT.

Sunshine

August has the most sunshine of the year, with an average of 12h of sunshine.

UV index

The months with the highest UV index in Robinson Ranch are June through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, a regular UV index of 6 translates into these guidelines:
Inhibit overexposure. Warding off sun damage is of utmost importance. 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. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest in Robinson Ranch?

August, on average, is the warmest month in Robinson Ranch, registering a high temperature of 81.1°F (27.3°C) and a low of 64.2°F (17.9°C).

What are the temperatures in August?

In Robinson Ranch, 81.1°F (27.3°C) is the average high-temperature and 64.2°F (17.9°C) is the average low-temperature during August. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in August is calculated to be 84.2°F (29°C).

What is the average humidity in August?

In August, the average relative humidity is 64%.

How many days does it rain in August?

In Robinson Ranch, during August, the rain falls for 3.3 days and regularly aggregates up to 0.35" (9mm) of precipitation.

What is the average length of the day in August in Robinson Ranch?

In August, the average day length is 13h and 22min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:03 am and sunset at 7:50 pm. On the last day of the month, in Robinson Ranch, sunrise is at 6:24 am and sunset at 7:16 pm PDT.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 12h of sunshine.

How long on average sun shines in August?

The average sunshine duration in August is 12h.

When is the highest UV index?

June through September, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Robinson Ranch, CA

Average temperature in August - Robinson Ranch, CA
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (63°F).

  • Average low temperature in August: 64.2°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is February (48.9°F).

Average pressure in August
Robinson Ranch, CA

Average pressure in August - Robinson Ranch, CA
  • Average pressure in August: 29.89"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).

Average wind speed in August
Robinson Ranch, CA

Average wind speed in August - Robinson Ranch, CA
  • Average wind speed in August: 4.5mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in August
Robinson Ranch, CA

Average humidity in August - Robinson Ranch, CA
  • Average humidity in August: 64%

The months with the highest relative humidity are May and June (70%).
The month with the lowest relative humidity is November (56%).

Average rainfall in August
Robinson Ranch, CA

Average rainfall in August - Robinson Ranch, CA
  • Average rainfall in August: 0.35"

The wettest month (with the highest rainfall) is December (1.02").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in August
Robinson Ranch, CA

Average rainfall days in August - Robinson Ranch, CA
  • Average rainfall days in August: 3.3 days

The month with the highest number of rainy days is March (8.6 days).
The month with the least rainy days is June (1.9 days).

Average daylight in August /
Average sunshine in August
Robinson Ranch, CA

Average daylight in August / Average sunshine in August - Robinson Ranch, CA
  • 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: 10h and 0min).

  • Average sunshine in August: 12h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in August
Robinson Ranch, CA

Average sunshine days in August - Robinson Ranch, CA
  • Average sunshine days in August: 24.1 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is February (19.8 days).

Average UV index in August
Robinson Ranch, CA

Average UV index in August - Robinson Ranch, CA
  • Average UV index in August: 6

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

Average cloud cover in August
Robinson Ranch, CA

Average cloud cover in August - Robinson Ranch, CA
  • Average cloud cover in August: 7

The months with the most cloud cover are March and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 7).

Average visibility in August
Robinson Ranch, CA

Average visibility in August - Robinson Ranch, CA
  • 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).

Robinson Ranch, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location