August weather forecast
Geysir, Iceland

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Weather in August

August carries through the summer weather, albeit with slightly lower temperatures. An average high of 10.4°C (50.7°F) and 19 hours of daylight underscores the persistence of summer traits. Sudden rain showers amidst mild temperatures portray a typical picture of August weather in Geysir. This month is opportune for hiking and outdoor exploration. Weather remains relatively pleasant, despite slight variations compared to July.

Temperature

The average high-temperature in Geysir, Iceland, during August registers at a still cool 10.4°C (50.7°F), maintaining a close resemblance to the previous month. August nights in Geysir are marked by an average temperature drop to a wintry 5°C (41°F).

Humidity

The average relative humidity in August in Geysir is 82%.

Rainfall

In August, in Geysir, the rain falls for 19.3 days. Throughout August, 75mm (2.95") of precipitation is accumulated. Throughout the year, in Geysir, there are 201.7 rainfall days, and 1100mm (43.31") of precipitation is accumulated.

Snowfall

In Geysir, Iceland, snow does not fall in June through August.

Daylight

In Geysir, the average length of the day in August is 16h and 21min.
On the first day of the month, sunrise is at 04:28 and sunset at 22:26. On the last day of August, in Geysir, sunrise is at 06:02 and sunset at 20:40 GMT.

Sunshine

With an average of 8.2h of sunshine, August has the most sunshine of the year.

UV index

In August, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, a regular UV index of 2 translates into these guidelines:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What are August temperatures in Geysir?

The average high-temperature and low-temperature in Geysir, Iceland, during August are 10.4°C (50.7°F) and 5°C (41°F) respectively.

What is the average humidity in August in Geysir?

In Geysir, the average relative humidity in August is 82%.

How many days does it rain in August in Geysir?

In Geysir, Iceland, during August, the rain falls for 19.3 days and regularly aggregates up to 75mm (2.95") of precipitation.

When it does not snow in Geysir?

June through August are months without snowfall in Geysir, Iceland.

Does it snow in Geysir in August?

In Geysir, Iceland, in August, it doesn't snow. In September, it regularly snows.

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

In August, the average day length is 16h and 21min.

When are sunrise and sunset in August in Geysir?

On the first day of August, sunrise is at 04:28 and sunset at 22:26. On the last day of the month, sunrise is at 06:02 and sunset at 20:40 GMT.

What month has the most sunshine in Geysir?

The month with the most sunshine in Geysir, Iceland, is August, with an average of 8.2h of sunshine.

How many hours of sunshine does Geysir have in August?

In August, the average sunshine duration in Geysir, Iceland, is 8.2h.

What is the UV index reading in August in Geysir?

In Geysir, the average daily maximum UV index in August is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
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
Geysir, Iceland

Average temperature in August - Geysir, Iceland
  • Average high temperature in August: 10.4°C

The warmest month (with the highest average high temperature) is July (11.3°C).
The month with the lowest average high temperature is December (-2.6°C).

  • Average low temperature in August: 5°C

The month with the highest average low temperature is July (5.9°C).
The coldest month (with the lowest average low temperature) is December (-7.6°C).

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Average pressure in August
Geysir, Iceland

Average pressure in August - Geysir, Iceland
  • Average pressure in August: 1007.9mbar

The month with the highest atmospheric pressure is June (1013.9mbar).
The month with the lowest atmospheric pressure is January (997.4mbar).

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Average wind speed in August
Geysir, Iceland

Average wind speed in August - Geysir, Iceland
  • Average wind speed in August: 12.8km/h

The windiest month (with the highest average wind speed) is February (19.9km/h).
The calmest month (with the lowest average wind speed) is June (11.8km/h).

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Average humidity in August
Geysir, Iceland

Average humidity in August - Geysir, Iceland
  • Average humidity in August: 82%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is June (78%).

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Average rainfall in August
Geysir, Iceland

Average rainfall in August - Geysir, Iceland
  • Average rainfall in August: 75mm

The wettest month (with the highest rainfall) is January (141mm).
The driest month (with the least rainfall) is June (41mm).

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Average rainfall days in August
Geysir, Iceland

Average rainfall days in August - Geysir, Iceland
  • Average rainfall days in August: 19.3 days

The month with the highest number of rainy days is September (21.9 days).
The month with the least rainy days is February (12.2 days).

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Average snowfall in August
Geysir, Iceland

Average snowfall in August - Geysir, Iceland
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (393mm).
The months with the least snowfall are June, July and August (0mm).

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Average snowfall days in August
Geysir, Iceland

Average snowfall days in August - Geysir, Iceland
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is March (17.2 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in August /
Average sunshine in August
Geysir, Iceland

Average daylight in August / Average sunshine in August - Geysir, Iceland
  • Average daylight in August: 16h and 2min

The month with the longest days is June (Average daylight: 21h and 0min).
The month with the shortest days is December (Average daylight: 4h and 18min).

  • Average sunshine in August: 8h and 1min

The month with the most sunshine is August (Average sunshine: 8h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

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Average sunshine days in August
Geysir, Iceland

Average sunshine days in August - Geysir, Iceland
  • Average sunshine days in August: 8.7 days

The month with the most sunshine days is June (10.5 days).
The month with the least sunshine days is September (5.3 days).

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Average UV index in August
Geysir, Iceland

Average UV index in August - Geysir, Iceland
  • Average UV index in August: 2

The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are October and November (UV index 1).

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Average cloud cover in August
Geysir, Iceland

Average cloud cover in August - Geysir, Iceland
  • Average cloud cover in August: 57

The month with the most cloud cover is September (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 57).

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Average visibility in August
Geysir, Iceland

Average visibility in August - Geysir, Iceland
  • Average visibility in August: 9km

The months with the highest visibility are May, June, July and August (9km).
The month with the lowest visibility is January (7km).

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Geysir, Iceland

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