August weather forecast
Westport, CA

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Weather in August

August, the last month of the summer in Westport, is another refreshing month, with temperature in the range of an average high of 66.4°F (19.1°C) and an average low of 55°F (12.8°C).

Temperature

Westport steps into August with an average high-temperature of a still comfortable 66.4°F (19.1°C), matching the previous month. In Westport, the average nighttime temperature during August is a fresh 55°F (12.8°C).

Humidity

The months with the highest humidity are March, May and August, with an average relative humidity of 80%.

Rainfall

The months with the least rainfall are June through August Rain falls for 1.8 days and accumulates 0.08" (2mm) of rain.

Snowfall

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

Daylight

The average length of the day in August is 13h and 41min.
On the first day of the month, sunrise is at 6:15 am and sunset at 8:27 pm. On the last day of August, sunrise is at 6:43 am and sunset at 7:47 pm PDT.

Sunshine

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

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 5 in August suggests the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Westport in August?

An average high-temperature, in August, in Westport, is 66.4°F (19.1°C) and the average low-temperature is 55°F (12.8°C).

What is the most humid month?

The months with the highest humidity in Westport are March, May and August, with an average relative humidity of 80%.

What is the average humidity in August in Westport?

In August, the average relative humidity is 80%.

What is the driest month?

June through August are months with the least rain when the rain falls for 1.8 days and typically aggregates up to 0.08" (2mm) of rain.

How many days does it rain in August?

In August, the rain falls for 1.8 days. Throughout August, 0.08" (2mm) of precipitation is accumulated.

When it does not snow?

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

What is the average length of the day in August?

In August, the average day length is 13h and 41min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:15 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:47 pm PDT.

What are the months 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 Westport have in August?

In Westport, the average sunshine duration in August is 11.8h.

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 estimate of 3 to 5 represents a medium hazard to health 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
Westport, CA

Average temperature in August - Westport, CA
  • Average high temperature in August: 66.4°F

The warmest month (with the highest average high temperature) is September (67.5°F).
The months with the lowest average high temperature are February and December (54.3°F).

  • Average low temperature in August: 55°F

The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is February (45.5°F).

Average pressure in August
Westport, CA

Average pressure in August - Westport, CA
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).

Average wind speed in August
Westport, CA

Average wind speed in August - Westport, CA
  • Average wind speed in August: 7.8mph

The windiest month (with the highest average wind speed) is June (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).

Average humidity in August
Westport, CA

Average humidity in August - Westport, CA
  • Average humidity in August: 80%

The months with the highest relative humidity are March, May and August (80%).
The month with the lowest relative humidity is October (75%).

Average rainfall in August
Westport, CA

Average rainfall in August - Westport, CA
  • Average rainfall in August: 0.08"

The wettest month (with the highest rainfall) is December (1.77").
The driest months (with the least rainfall) are June, July and August (0.08").

Average rainfall days in August
Westport, CA

Average rainfall days in August - Westport, CA
  • Average rainfall days in August: 1.8 days

The month with the highest number of rainy days is March (11.4 days).
The months with the least rainy days are June and August (1.8 days).

Average snowfall in August
Westport, CA

Average snowfall in August - Westport, CA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in August
Westport, CA

Average snowfall days in August - Westport, 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).

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

Average daylight in August / Average sunshine in August - Westport, CA
  • Average daylight in August: 13h and 4min

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

  • 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 December (Average sunshine: 5h and 30min).

Average sunshine days in August
Westport, CA

Average sunshine days in August - Westport, CA
  • Average sunshine days in August: 27.7 days

The month with the most sunshine days is July (28.2 days).
The month with the least sunshine days is March (18.4 days).

Average UV index in August
Westport, CA

Average UV index in August - Westport, CA
  • 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 3).

Average cloud cover in August
Westport, CA

Average cloud cover in August - Westport, CA
  • Average cloud cover in August: 11

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 10).

Average visibility in August
Westport, CA

Average visibility in August - Westport, 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).

Westport, California, USA

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