August weather forecast
Heyburn, ID

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Weather in August

August, the last month of the summer in Heyburn, is also a hot month, with an average temperature ranging between min 60.8°F (16°C) and max 86.9°F (30.5°C).

Temperature

With the start of August, Heyburn measures an average high-temperature of a still tropical 86.9°F (30.5°C), not significantly differing from July's 88.3°F (31.3°C). Throughout August, Heyburn acknowledges a distinct difference between its daytime highs and the steady low average of 60.8°F (16°C).

Humidity

July and August, with an average relative humidity of 30%, are the least humid months in Heyburn.

Rainfall

In August, in Heyburn, the rain falls for 5.2 days. Throughout August, 0.35" (9mm) of precipitation is accumulated. Throughout the year, there are 105.2 rainfall days, and 10.63" (270mm) of precipitation is accumulated.

Snowfall

In Heyburn, snow does not fall in June through August.

Daylight

In Heyburn, the average length of the day in August is 13h and 51min.
On the first day of August, sunrise is at 6:28 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 8:10 pm MDT.

Sunshine

In August, the average sunshine in Heyburn is 11.8h.

UV index

In August, the average daily maximum UV index in Heyburn, Idaho, is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 5 in August transforms into this advice:
Make use of precautions - It is urged to ward off sun damage. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

How hot is it in Heyburn in August?

An average high-temperature, in August, in Heyburn, is 86.9°F (30.5°C) and the average low-temperature is 60.8°F (16°C).

What is the least humid month in Heyburn?

The months with the lowest humidity in Heyburn, Idaho, are July and August, with an average relative humidity of 30%.

What is the average humidity in August in Heyburn?

In August, the average relative humidity is 30%.

How many days does it rain in August in Heyburn?

In Heyburn, in August, during 5.2 rainfall days, 0.35" (9mm) of precipitation is typically accumulated.

When it does not snow in Heyburn?

In Heyburn, snow does not fall in June through August.

Does it snow in Heyburn in August?

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

How many hours of daylight does Heyburn have in August?

The average day length in August in Heyburn, Idaho, is 13h and 51min.

What time are sunrise and sunset in August in Heyburn?

On the first day of August in Heyburn, sunrise is at 6:28 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 8:10 pm MDT.

How many hours of sunshine does Heyburn have in August?

In Heyburn, Idaho, the average sunshine duration in August is 11.8h.

How high is the UV index in August in Heyburn?

In August, the average daily maximum UV index in Heyburn is 5. A UV Index of 3 to 5 symbolizes a moderate 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
Heyburn, ID

Average temperature in August - Heyburn, ID
  • Average high temperature in August: 86.9°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in August: 60.8°F

The months with the highest average low temperature are July and August (60.8°F).
The coldest month (with the lowest average low temperature) is December (21.6°F).

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Average pressure in August
Heyburn, ID

Average pressure in August - Heyburn, ID
  • Average pressure in August: 29.89"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in August
Heyburn, ID

Average wind speed in August - Heyburn, ID
  • Average wind speed in August: 7.3mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is January (7.1mph).

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Average humidity in August
Heyburn, ID

Average humidity in August - Heyburn, ID
  • Average humidity in August: 30%

The month with the highest relative humidity is January (80%).
The months with the lowest relative humidity are July and August (30%).

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Average rainfall in August
Heyburn, ID

Average rainfall in August - Heyburn, ID
  • Average rainfall in August: 0.35"

The wettest month (with the highest rainfall) is March (1.46").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in August
Heyburn, ID

Average rainfall days in August - Heyburn, ID
  • Average rainfall days in August: 5.2 days

The months with the highest number of rainy days are March and April (14 days).
The months with the least rainy days are July and August (5.2 days).

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Average snowfall in August
Heyburn, ID

Average snowfall in August - Heyburn, ID
  • Average snowfall in August: 0"

The month with the highest snowfall is December (6.54").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Heyburn, ID

Average snowfall days in August - Heyburn, ID
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (13 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in August /
Average sunshine in August
Heyburn, ID

Average daylight in August / Average sunshine in August - Heyburn, ID
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 11h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

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Average sunshine days in August
Heyburn, ID

Average sunshine days in August - Heyburn, ID
  • Average sunshine days in August: 21.8 days

The month with the most sunshine days is July (22.6 days).
The month with the least sunshine days is March (12 days).

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Average UV index in August
Heyburn, ID

Average UV index in August - Heyburn, ID
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Heyburn, ID

Average cloud cover in August - Heyburn, ID
  • Average cloud cover in August: 11

The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in August
Heyburn, ID

Average visibility in August - Heyburn, ID
  • Average visibility in August: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Heyburn, Idaho, USA

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