August weather forecast
Belmont, CA

Weather in August

August, the last month of the summer in Belmont, is another pleasant month, with an average temperature ranging between max 73°F (22.8°C) and min 56.1°F (13.4°C).

Temperature

August is the warmest month, with an average high-temperature of 73°F (22.8°C) and an average low-temperature of 56.1°F (13.4°C).

Humidity

The average relative humidity in August in Belmont is 73%.

Rainfall

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

Daylight

The average length of the day in August in Belmont, California, is 13h and 34min.
On the first day of the month, sunrise is at 6:13 am and sunset at 8:17 pm. On the last day of August, sunrise is at 6:38 am and sunset at 7:40 pm PDT.

Sunshine

In August, the average sunshine is 11.9h.

UV index

The months with the highest UV index in Belmont are June through September, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 5 in August transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
[Resources]

FAQ

What is the warmest month in Belmont?

With an average high-temperature of 73°F (22.8°C) and an average low-temperature of 56.1°F (13.4°C), August is the warmest month in Belmont, California.

What is the temperature in August in Belmont?

In Belmont, California, in August, the average high-temperature is 73°F (22.8°C), and the average low-temperature is 56.1°F (13.4°C).

What is the average humidity in August in Belmont?

In Belmont, California, the average relative humidity in August is 73%.

What is the driest month in Belmont?

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

How many days does it rain in August in Belmont?

In Belmont, in August, during 2 rainfall days, 0.08" (2mm) of precipitation is typically accumulated.

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

In August, the average day length in Belmont, California, is 13h and 34min.

When are sunrise and sunset in August in Belmont?

In August, on the first day of the month, sunrise is at 6:13 am and sunset at 8:17 pm. On the last day of the month, in Belmont, California, sunrise is at 6:38 am and sunset at 7:40 pm PDT.

How many hours of sunshine does Belmont have in August?

In Belmont, the average sunshine duration in August is 11.9h.

What is the month with the highest UV index in Belmont?

June through September, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index reading in August in Belmont?

In August, the average daily maximum UV index in Belmont is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Belmont, CA

Average temperature in August - Belmont, CA
  • Average high temperature in August: 73°F

The warmest month (with the highest average high temperature) is August (73°F).
The month with the lowest average high temperature is December (55.9°F).

  • Average low temperature in August: 56.1°F

The month with the highest average low temperature is September (56.7°F).
The coldest month (with the lowest average low temperature) is January (46°F).

[Resources]

Average pressure in August
Belmont, CA

Average pressure in August - Belmont, 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 September (29.92"Hg).

[Resources]

Average wind speed in August
Belmont, CA

Average wind speed in August - Belmont, CA
  • Average wind speed in August: 5.6mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is October (5.5mph).

[Resources]

Average humidity in August
Belmont, CA

Average humidity in August - Belmont, CA
  • Average humidity in August: 73%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (68%).

[Resources]

Average rainfall in August
Belmont, CA

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

The wettest month (with the highest rainfall) is February (2.09").
The driest months (with the least rainfall) are July and August (0.08").

[Resources]

Average rainfall days in August
Belmont, CA

Average rainfall days in August - Belmont, CA
  • Average rainfall days in August: 2 days

The month with the highest number of rainy days is March (13 days).
The month with the least rainy days is July (1.8 days).

[Resources]

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

Average daylight in August / Average sunshine in August - Belmont, CA
  • Average daylight in August: 13h and 34min

The month with the longest days is June (Average daylight: 14h and 43min).
The month with the shortest days is December (Average daylight: 9h and 37min).

  • Average sunshine in August: 11h and 54min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

[Resources]

Average sunshine days in August
Belmont, CA

Average sunshine days in August - Belmont, CA
  • Average sunshine days in August: 23.1 days

The month with the most sunshine days is July (25.3 days).
The month with the least sunshine days is March (16.3 days).

[Resources]

Average UV index in August
Belmont, CA

Average UV index in August - Belmont, CA
  • Average UV index in August: 5

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February, November and December (UV index 3).

[Resources]

Average cloud cover in August
Belmont, CA

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

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 9).

[Resources]

Average visibility in August
Belmont, CA

Average visibility in August - Belmont, 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]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location