August weather forecast
Crescent City, CA

Share
The magnificent red and white stone Battery Point Lighthouse in Crescent City, California
The magnificent red and white stone Battery Point Lighthouse in Crescent City, California

Weather in August

The last month of the summer, August, is an agreeable month in Crescent City, California, with an average temperature varying between 54.1°F (12.3°C) and 68°F (20°C).

Temperature

August, with an average high of 68°F (20°C) and a low of 54.1°F (12.3°C), signifies the warmest month of the year.

Humidity

The average relative humidity in August is 78%.

Rainfall

In Crescent City, in August, during 2.8 rainfall days, 0.2" (5mm) of precipitation is typically accumulated. In Crescent City, during the entire year, the rain falls for 131.4 days and collects up to 45.67" (1160mm) of precipitation.

Snowfall

January, March through August, October through December are months without snowfall.

Ocean temperature

In Crescent City, California, in August, the average water temperature is 52.3°F (11.3°C).
Note: In 52.3°F (11.3°C), cold shock and rapid breathing can occur when swimming at temperatures below 50°F (10°C).

Daylight

The average length of the day in August is 13h and 48min.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:34 pm. On the last day of August, sunrise is at 6:42 am and sunset at 7:51 pm PDT.

Sunshine

July and August, with an average of 11.8h of sunshine, are months with the most sunshine.

UV index

July and August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In August, an average UV index of 5 transforms into the following instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

The warmest time of the year is August, with temperatures averaging a high of 68°F (20°C) and a low of 54.1°F (12.3°C).

What are the temperatures in August?

In August, the average high-temperature and low-temperature are 68°F (20°C) and 54.1°F (12.3°C) respectively.

What is the average humidity in August?

In August, the average relative humidity is 78%.

How many days does it rain in August?

In Crescent City, in August, during 2.8 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

When it does not snow?

January, March through August, October through December are months without snowfall.

Does it snow in August?

In Crescent City, in August, it doesn't snow. In September, it regularly snows.

How cold is the water in August?

In Crescent City, the average seawater temperature in August is 52.3°F (11.3°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Crescent City have in August?

The average day length in August in Crescent City is 13h and 48min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:11 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:51 pm PDT.

What is the month with the most sunshine?

The months with the most sunshine are July and August, with an average of 11.8h of sunshine.

How many hours of sunshine does Crescent City have in August?

In Crescent City, California, the average sunshine duration in August is 11.8h.

What are the months with the highest UV index?

July and August, with an average maximum UV index of 5, are months with the highest UV index.

How high is the UV index in August?

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Crescent City, CA

Average temperature in August - Crescent City, CA
  • Average high temperature in August: 68°F

The warmest month (with the highest average high temperature) is August (68°F).
The month with the lowest average high temperature is December (51.3°F).

  • Average low temperature in August: 54.1°F

The months with the highest average low temperature are July and August (54.1°F).
The coldest month (with the lowest average low temperature) is February (43.2°F).

Average pressure in August
Crescent City, CA

Average pressure in August - Crescent City, CA
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).

Average wind speed in August
Crescent City, CA

Average wind speed in August - Crescent City, CA
  • Average wind speed in August: 7.1mph

The windiest month (with the highest average wind speed) is June (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).

Average humidity in August
Crescent City, CA

Average humidity in August - Crescent City, CA
  • Average humidity in August: 78%

The month with the highest relative humidity is March (81%).
The month with the lowest relative humidity is September (76%).

Average rainfall in August
Crescent City, CA

Average rainfall in August - Crescent City, CA
  • Average rainfall in August: 0.2"

The wettest month (with the highest rainfall) is December (8.15").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in August
Crescent City, CA

Average rainfall days in August - Crescent City, CA
  • Average rainfall days in August: 2.8 days

The month with the highest number of rainy days is March (18.7 days).
The month with the least rainy days is July (2.4 days).

Average snowfall in August
Crescent City, CA

Average snowfall in August - Crescent City, CA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.43").
The months with the least snowfall are January, March, April, May, June, July, August, October, November and December (0").

Average snowfall days in August
Crescent City, CA

Average snowfall days in August - Crescent City, CA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, October and November (0 days).

Average sea temperature in August
Crescent City, CA

Average sea temperature in August - Crescent City, CA
  • Average sea temperature in August: 52.2°F

The best month for swimming (with the highest average sea temperature) is October (52.6°F).
The coldest month (with the lowest average sea temperature) is April (50.7°F).

Average daylight in August /
Average sunshine in August
Crescent City, CA

Average daylight in August / Average sunshine in August - Crescent City, CA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in August
Crescent City, CA

Average sunshine days in August - Crescent City, CA
  • Average sunshine days in August: 26.4 days

The month with the most sunshine days is July (27.8 days).
The month with the least sunshine days is March (10.8 days).

Average UV index in August
Crescent City, CA

Average UV index in August - Crescent City, CA
  • Average UV index in August: 5

The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is February (UV index 2).

Average cloud cover in August
Crescent City, CA

Average cloud cover in August - Crescent City, CA
  • Average cloud cover in August: 11

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 10).

Average visibility in August
Crescent City, CA

Average visibility in August - Crescent City, 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).

Crescent City, California, USA

Weather forecast for your location

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