August weather forecast
Annapolis, CA

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Weather in August

August, the last month of the summer in Annapolis, is another warm month, with an average temperature ranging between max 83.5°F (28.6°C) and min 54.1°F (12.3°C).

Temperature

Temperature readings reach their annual highs in August, averaging 83.5°F (28.6°C) and a minimum average of 54.1°F (12.3°C).

Heat index

Throughout August, the heat index is evaluated at a hot 87.8°F (31°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

The average relative humidity in August in Annapolis is 62%.

Rainfall

July and August are months with the least rain in Annapolis, California, when the rain falls for 0.9 days and typically aggregates up to 0.04" (1mm) of rain.

Snowfall

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

Daylight

The average length of the day in August is 13h and 37min.
On the first day of August, sunrise is at 6:15 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:44 pm PDT.

Sunshine

The months with the most sunshine in Annapolis are July and August, with an average of 12h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents 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:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. 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.
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Frequently asked questions

What is the warmest month in Annapolis?

Annapolis's warmest month, August, registers temperatures that range from a high of 83.5°F (28.6°C) to a low of 54.1°F (12.3°C).

How hot is August in Annapolis?

The average high-temperature and low-temperature in Annapolis, California, during August are 83.5°F (28.6°C) and 54.1°F (12.3°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 87.8°F (31°C).

What is the average humidity in August in Annapolis?

In Annapolis, the average relative humidity in August is 62%.

What is the driest month in Annapolis?

July and August are months with the least rain in Annapolis when the rain falls for 0.9 days and typically aggregates up to 0.04" (1mm) of rain.

How much does it rain in Annapolis in August?

In Annapolis, in August, it is raining for 0.9 days, with typically 0.04" (1mm) of accumulated precipitation.

When it does not snow in Annapolis?

January, March through December are months without snowfall in Annapolis, California.

How many hours of daylight does Annapolis have in August?

The average day length in August in Annapolis, California, is 13h and 37min.

What time are sunrise and sunset in August in Annapolis?

On the first day of August in Annapolis, sunrise is at 6:15 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:44 pm PDT.

What is the month with the most sunshine in Annapolis?

The months with the most sunshine in Annapolis, California, are July and August, with an average of 12h of sunshine.

How many hours of sunshine does Annapolis have in August?

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

When is the highest UV index in Annapolis?

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

What is the UV index reading in August in Annapolis?

In August, the average daily maximum UV index in Annapolis is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Annapolis, CA

Average temperature in August - Annapolis, CA
  • Average high temperature in August: 83.5°F

The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (54.7°F).

  • Average low temperature in August: 54.1°F

The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is December (39.9°F).

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Average pressure in August
Annapolis, CA

Average pressure in August - Annapolis, 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).

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Average wind speed in August
Annapolis, CA

Average wind speed in August - Annapolis, CA
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

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Average humidity in August
Annapolis, CA

Average humidity in August - Annapolis, CA
  • Average humidity in August: 62%

The month with the highest relative humidity is March (78%).
The months with the lowest relative humidity are July and September (60%).

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Average rainfall in August
Annapolis, CA

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

The wettest month (with the highest rainfall) is February (4.49").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in August
Annapolis, CA

Average rainfall days in August - Annapolis, CA
  • Average rainfall days in August: 0.9 days

The month with the highest number of rainy days is March (15 days).
The month with the least rainy days is August (0.9 days).

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Average snowfall in August
Annapolis, CA

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

The month with the highest snowfall is February (0.2").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in August
Annapolis, CA

Average snowfall days in August - Annapolis, CA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 12h and 0min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in August
Annapolis, CA

Average sunshine days in August - Annapolis, CA
  • Average sunshine days in August: 29.6 days

The months with the most sunshine days are July and August (29.6 days).
The month with the least sunshine days is March (14.6 days).

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Average UV index in August
Annapolis, CA

Average UV index in August - Annapolis, 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 February, November and December (UV index 3).

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Average cloud cover in August
Annapolis, CA

Average cloud cover in August - Annapolis, CA
  • Average cloud cover in August: 6

The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 6).

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Average visibility in August
Annapolis, CA

Average visibility in August - Annapolis, 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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Annapolis, California, USA

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