August weather forecast
Exeter, CA

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Weather in August

August, the last month of the summer in Exeter, is also a fiery hot month, with an average temperature fluctuating between 95°F (35°C) and 63.9°F (17.7°C).

Temperature

The advent of August brings an average high-temperature of a still fiery hot 95°F (35°C), almost identical to the preceding month. Despite the high peak temperatures, Exeter witnesses an average nighttime cooling to a refreshing 63.9°F (17.7°C) in August.

Humidity

With an average relative humidity of 29%, August is the least humid month in Exeter.

Rainfall

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

Daylight

The average length of the day in August in Exeter is 13h and 29min.
On the first day of August, sunrise is at 6:04 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:25 pm PDT.

Sunshine

The average sunshine in August is 12.1h.

UV index

The months with the highest UV index in Exeter are June through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 7 during August translates into the following directions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

How hot does it get in Exeter in August?

In Exeter, in August, the average high-temperature is 95°F (35°C), and the average low-temperature is 63.9°F (17.7°C).

What is the least humid month in Exeter?

August is the least humid month in Exeter, California, with an average relative humidity of 29%.

What is the average humidity in August in Exeter?

The average relative humidity in August is 29%.

What is the driest month in Exeter?

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

How much does it rain in Exeter in August?

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

How many hours of daylight does Exeter have in August?

The average day length in August in Exeter is 13h and 29min.

What time are sunrise and sunset in August in Exeter?

On the first day of August in Exeter, sunrise is at 6:04 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:25 pm PDT.

How many hours of sunshine does Exeter have in August?

In Exeter, the average sunshine duration in August is 12.1h.

What are the months with the highest UV index in Exeter?

June through August, with an average maximum UV index of 7, are months with the highest UV index in Exeter.

How high is the UV index in August in Exeter?

In Exeter, California, the average daily maximum UV index in August is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Exeter, CA

Average temperature in August - Exeter, CA
  • Average high temperature in August: 95°F

The warmest month (with the highest average high temperature) is July (95.5°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is December (39.7°F).

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Average pressure in August
Exeter, CA

Average pressure in August - Exeter, CA
  • Average pressure in August: 29.9"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in August
Exeter, CA

Average wind speed in August - Exeter, CA
  • Average wind speed in August: 4.1mph

The windiest month (with the highest average wind speed) is June (4.6mph).
The calmest month (with the lowest average wind speed) is December (3.3mph).

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Average humidity in August
Exeter, CA

Average humidity in August - Exeter, CA
  • Average humidity in August: 29%

The month with the highest relative humidity is January (63%).
The month with the lowest relative humidity is August (29%).

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Average rainfall in August
Exeter, CA

Average rainfall in August - Exeter, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is March (2.32").
The driest months (with the least rainfall) are June, July and August (0.04").

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Average rainfall days in August
Exeter, CA

Average rainfall days in August - Exeter, CA
  • Average rainfall days in August: 1 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (1 days).

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

Average daylight in August / Average sunshine in August - Exeter, CA
  • Average daylight in August: 13h and 3min

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

  • Average sunshine in August: 12h and 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 12min).
The months with the least sunshine are February and December (Average sunshine: 6h and 54min).

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Average sunshine days in August
Exeter, CA

Average sunshine days in August - Exeter, CA
  • Average sunshine days in August: 28.9 days

The month with the most sunshine days is August (28.9 days).
The month with the least sunshine days is March (19.8 days).

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Average UV index in August
Exeter, CA

Average UV index in August - Exeter, CA
  • Average UV index in August: 7

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in August
Exeter, CA

Average cloud cover in August - Exeter, CA
  • Average cloud cover in August: 4

The month with the most cloud cover is March (Cloud cover 22).
The months with the least cloud cover are July, August and September (Cloud cover 4).

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Average visibility in August
Exeter, CA

Average visibility in August - Exeter, 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).

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Exeter, California, USA

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