August weather forecast
Newark, CA

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Weather in August

The last month of the summer, August, is another warm month in Newark, California, with an average temperature varying between 56.8°F (13.8°C) and 80.4°F (26.9°C).

Temperature

A minimal variation is noted in Newark's average high-temperature at the onset of August, reaching a still warm 80.4°F (26.9°C) from July's 80.6°F (27°C). Nightfall in August introduces a considerable dip in temperature, settling at an average of 56.8°F (13.8°C).

Humidity

The average relative humidity in August is 63%.

Rainfall

July and August are months without rainfall.

Daylight

In August, the average length of the day is 13h and 34min.
On the first day of August, sunrise is at 6:12 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:38 pm PDT.

Sunshine

In August, the average sunshine is 11.9h.

UV index

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: During August, 5 as the daily maximum UV index converts into the following advice:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in August?

The high-temperature during August is 80.4°F (26.9°C) and the low-temperature is 56.8°F (13.8°C). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in July is evaluated at 82.4°F (28°C).

What is the average humidity in August?

In Newark, the average relative humidity in August is 63%.

What is the driest month?

July and August are months without rainfall.

Does it rain in August?

In Newark, in August, it doesn't rain. In September, it rains.

How many hours of daylight does Newark have in August?

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

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:12 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:38 pm PDT.

How many hours of sunshine does Newark have in August?

In August, the average sunshine duration is 11.9h.

What is the UV index intensity in August?

In Newark, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Newark, CA

Average temperature in August - Newark, CA
  • Average high temperature in August: 80.4°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is December (56.5°F).

  • Average low temperature in August: 56.8°F

The month with the highest average low temperature is August (56.8°F).
The coldest months (with the lowest average low temperature) are January, February and December (43.7°F).

Average pressure in August
Newark, CA

Average pressure in August - Newark, CA
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

Average wind speed in August
Newark, CA

Average wind speed in August - Newark, CA
  • Average wind speed in August: 4.9mph

The windiest month (with the highest average wind speed) is May (6.2mph).
The calmest months (with the lowest average wind speed) are October and November (4.6mph).

Average humidity in August
Newark, CA

Average humidity in August - Newark, CA
  • Average humidity in August: 63%

The month with the highest relative humidity is March (72%).
The months with the lowest relative humidity are July and September (61%).

Average rainfall in August
Newark, CA

Average rainfall in August - Newark, CA
  • Average rainfall in August: 0"

The wettest months (with the highest rainfall) are February and March (0.47").
The driest months (with the least rainfall) are July and August (0").

Average rainfall days in August
Newark, CA

Average rainfall days in August - Newark, CA
  • Average rainfall days in August: 0.4 days

The month with the highest number of rainy days is March (8.2 days).
The month with the least rainy days is July (0.3 days).

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

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 11h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in August
Newark, CA

Average sunshine days in August - Newark, CA
  • Average sunshine days in August: 30.3 days

The month with the most sunshine days is July (30.5 days).
The month with the least sunshine days is February (21.3 days).

Average UV index in August
Newark, CA

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are February, November and December (UV index 3).

Average cloud cover in August
Newark, CA

Average cloud cover in August - Newark, CA
  • Average cloud cover in August: 8

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 6).

Average visibility in August
Newark, CA

Average visibility in August - Newark, 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).

Newark, California, USA

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