August weather forecast
Highland, CA

Share

Weather in August

The last month of the summer, August, is also a hot month in Highland, California, with an average temperature fluctuating between 90.9°F (32.7°C) and 66.6°F (19.2°C).

Temperature

August, with average temperatures reaching a high of 90.9°F (32.7°C) and a low of 66.6°F (19.2°C), is the warmest month.

Humidity

The least humid month in Highland, California, is August, with an average relative humidity of 36%.

Rainfall

In Highland, California, in August, during 2.1 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. In Highland, during the entire year, the rain falls for 51.8 days and collects up to 6.69" (170mm) of precipitation.

Snowfall

January, March through December are months without snowfall in Highland.

Daylight

The average length of the day in August is 13h and 23min.
On the first day of August, sunrise is at 6:00 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:15 pm PDT.

Sunshine

In Highland, the average sunshine in August is 12h.

UV index

The average daily maximum UV index in August in Highland is 6. 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: In August, a regular UV index of 6 translates into these guidelines:
Ward off overexposure. Defence against solar harm is crucial. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
[Resources]

Frequently asked questions

What month is the hottest in Highland?

Temperature records in Highland mark August as the warmest month, with highs averaging 90.9°F (32.7°C) and lows at 66.6°F (19.2°C).

How hot is it in Highland in August?

An average high-temperature, in August, in Highland, is 90.9°F (32.7°C) and the average low-temperature is 66.6°F (19.2°C). In June, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 84.2°F (29°C).

What is the least humid month in Highland?

The least humid month is August, with an average relative humidity of 36%.

What is the average humidity in August in Highland?

In August, the average relative humidity is 36%.

How much does it rain in Highland in August?

In Highland, California, in August, it is raining for 2.1 days, with typically 0.16" (4mm) of accumulated precipitation.

When it does not snow in Highland?

In Highland, California, snow does not fall in January, March through December.

What is the average length of the day in August in Highland?

In August, the average day length in Highland is 13h and 23min.

When is the sunrise / sunset in August in Highland?

In August, on the first day of the month, sunrise is at 6:00 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:15 pm PDT.

How long on average sun shines in August in Highland?

In Highland, the average sunshine duration in August is 12h.

How high is the UV index in August in Highland?

The average daily maximum UV index in August in Highland, California, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Highland, CA

Average temperature in August - Highland, CA
  • Average high temperature in August: 90.9°F

The warmest month (with the highest average high temperature) is August (90.9°F).
The month with the lowest average high temperature is December (57.7°F).

  • Average low temperature in August: 66.6°F

The month with the highest average low temperature is August (66.6°F).
The coldest months (with the lowest average low temperature) are February and December (41.5°F).

[Resources]

Average pressure in August
Highland, CA

Average pressure in August - Highland, CA
  • Average pressure in August: 29.86"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

[Resources]

Average wind speed in August
Highland, CA

Average wind speed in August - Highland, CA
  • Average wind speed in August: 5.1mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is September (4.8mph).

[Resources]

Average humidity in August
Highland, CA

Average humidity in August - Highland, CA
  • Average humidity in August: 36%

The month with the highest relative humidity is February (52%).
The month with the lowest relative humidity is August (36%).

[Resources]

Average rainfall in August
Highland, CA

Average rainfall in August - Highland, CA
  • Average rainfall in August: 0.16"

The wettest month (with the highest rainfall) is December (1.42").
The driest month (with the least rainfall) is June (0.04").

[Resources]

Average rainfall days in August
Highland, CA

Average rainfall days in August - Highland, CA
  • Average rainfall days in August: 2.1 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (1.3 days).

[Resources]

Average snowfall days in August
Highland, CA

Average snowfall days in August - Highland, CA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

[Resources]

Average daylight in August /
Average sunshine in August
Highland, CA

Average daylight in August / Average sunshine in August - Highland, 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: 9h and 54min).

  • Average sunshine in August: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

[Resources]

Average sunshine days in August
Highland, CA

Average sunshine days in August - Highland, CA
  • Average sunshine days in August: 26.3 days

The month with the most sunshine days is June (28.5 days).
The month with the least sunshine days is February (20.9 days).

[Resources]

Average UV index in August
Highland, CA

Average UV index in August - Highland, CA
  • Average UV index in August: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 3).

[Resources]

Average cloud cover in August
Highland, CA

Average cloud cover in August - Highland, CA
  • Average cloud cover in August: 5

The months with the most cloud cover are March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).

[Resources]

Average visibility in August
Highland, CA

Average visibility in August - Highland, 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).

[Resources]

Highland, California, USA

Weather forecast for your location

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