August weather forecast
Santa Maria, CA

Share
The hilly region of Santa Maria in California, over the neat vineyard farm on a sunny day
The hilly region of Santa Maria in California, over the neat vineyard farm on a sunny day

Weather in August

The last month of the summer, August, is another warm month in Santa Maria, California, with an average temperature varying between 79.3°F (26.3°C) and 59.4°F (15.2°C).

Temperature

August is the month that records the highest temperatures, with averages ranging from a high of 79.3°F (26.3°C) to a low of 59.4°F (15.2°C).

Humidity

The average relative humidity in August is 64%.

Rainfall

June and August are months with the least rain when the rain falls for 0.8 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

In Santa Maria, California, the average length of the day in August is 13h and 26min.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:04 pm. On the last day of August, sunrise is at 6:34 am and sunset at 7:29 pm PDT.

Sunshine

June through August, with an average of 12h of sunshine, are months with the most sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

August, marked by an average high-temperature of 79.3°F (26.3°C) and a low-temperature of 59.4°F (15.2°C), is the warmest month.

What is the usual temperature for Santa Maria in August?

In Santa Maria, 79.3°F (26.3°C) is the average high-temperature and 59.4°F (15.2°C) is the average low-temperature during August.

What is the average humidity in August?

The average relative humidity in August is 64%.

What is the driest month?

June and August are months with the least rain in Santa Maria when the rain falls for 0.8 days and typically aggregates up to 0.04" (1mm) of rain.

How much does it rain in August?

In August, the rain falls for 0.8 days. Throughout August, 0.04" (1mm) of precipitation is accumulated.

How many hours of daylight does Santa Maria have in August?

In August, the average day length is 13h and 26min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:11 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 7:29 pm PDT.

What is the month with the most sunshine?

The months with the most sunshine are June through August, with an average of 12h of sunshine.

How many hours of sunshine does Santa Maria have in August?

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

When is the highest UV index?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Santa Maria.

What is the UV index intensity in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Santa Maria, CA

Average temperature in August - Santa Maria, CA
  • Average high temperature in August: 79.3°F

The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is December (61.9°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is September (59.9°F).
The coldest month (with the lowest average low temperature) is February (46.6°F).

Average pressure in August
Santa Maria, CA

Average pressure in August - Santa Maria, CA
  • Average pressure in August: 29.91"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.91"Hg).

Average wind speed in August
Santa Maria, CA

Average wind speed in August - Santa Maria, CA
  • Average wind speed in August: 6.2mph

The windiest months (with the highest average wind speed) are April and May (7.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in August
Santa Maria, CA

Average humidity in August - Santa Maria, CA
  • Average humidity in August: 64%

The month with the highest relative humidity is March (68%).
The month with the lowest relative humidity is October (58%).

Average rainfall in August
Santa Maria, CA

Average rainfall in August - Santa Maria, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is March (1.5").
The driest months (with the least rainfall) are June and August (0.04").

Average rainfall days in August
Santa Maria, CA

Average rainfall days in August - Santa Maria, CA
  • Average rainfall days in August: 0.8 days

The month with the highest number of rainy days is March (7.9 days).
The months with the least rainy days are June and August (0.8 days).

Average daylight in August /
Average sunshine in August
Santa Maria, CA

Average daylight in August / Average sunshine in August - Santa Maria, CA
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 12h and 0min

The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).

Average sunshine days in August
Santa Maria, CA

Average sunshine days in August - Santa Maria, CA
  • Average sunshine days in August: 29.3 days

The month with the most sunshine days is August (29.3 days).
The month with the least sunshine days is February (21.3 days).

Average UV index in August
Santa Maria, CA

Average UV index in August - Santa Maria, CA
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (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
Santa Maria, CA

Average cloud cover in August - Santa Maria, CA
  • Average cloud cover in August: 6

The month with the most cloud cover is March (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 6).

Average visibility in August
Santa Maria, CA

Average visibility in August - Santa Maria, 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).

Santa Maria, California, USA

Weather forecast for your location

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