August weather forecast
Glasgow, IA

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Weather in August

August, the last month of the summer in Glasgow, is also a moderately hot month, with an average temperature varying between 63.3°F (17.4°C) and 81.7°F (27.6°C).

Temperature

Transitioning from July to August, Glasgow observes an average high-temperature of a still warm 81.7°F (27.6°C), differing subtly from the previous month. August brings an average low-temperature of 63.3°F (17.4°C) to Glasgow.

Heat index

Throughout August, the heat index is computed to be a tropical 87.8°F (31°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In August, the average relative humidity is 79%.

Rainfall

In August, in Glasgow, the rain falls for 13.1 days. Throughout August, 2.2" (56mm) of precipitation is accumulated. In Glasgow, during the entire year, the rain falls for 140.1 days and collects up to 29.92" (760mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in August in Glasgow is 13h and 46min.
On the first day of August, sunrise is at 6:04 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:40 pm CDT.

Sunshine

In August, the average sunshine in Glasgow is 9.9h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Glasgow. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during August leads to these advisories:
Stay clear of intense sun exposure. Solar protection is of utmost significance. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What is the usual temperature for Glasgow in August?

An average high-temperature, in August, in Glasgow, is 81.7°F (27.6°C) and the average low-temperature is 63.3°F (17.4°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in August in Glasgow?

In August, the average relative humidity in Glasgow is 79%.

How much does it rain in Glasgow in August?

In Glasgow, during August, the rain falls for 13.1 days and regularly aggregates up to 2.2" (56mm) of precipitation.

When it does not snow in Glasgow?

In Glasgow, snow does not fall in May through September.

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

In Glasgow, Iowa, the average day length in August is 13h and 46min.

What time are sunrise and sunset in August in Glasgow?

On the first day of August in Glasgow, Iowa, sunrise is at 6:04 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:40 pm CDT.

How long on average sun shines in August in Glasgow?

In August, the average sunshine duration is 9.9h.

What is the month with the highest UV index in Glasgow?

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

What is the UV index reading in August in Glasgow?

In Glasgow, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Glasgow, IA

Average temperature in August - Glasgow, IA
  • Average high temperature in August: 81.7°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in August: 63.3°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in August
Glasgow, IA

Average pressure in August - Glasgow, IA
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Glasgow, IA

Average wind speed in August - Glasgow, IA
  • Average wind speed in August: 6.9mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity in August
Glasgow, IA

Average humidity in August - Glasgow, IA
  • Average humidity in August: 79%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Glasgow, IA

Average rainfall in August - Glasgow, IA
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.38").

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Average rainfall days in August
Glasgow, IA

Average rainfall days in August - Glasgow, IA
  • Average rainfall days in August: 13.1 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.6 days).

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Average snowfall in August
Glasgow, IA

Average snowfall in August - Glasgow, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (4.76").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Glasgow, IA

Average snowfall days in August - Glasgow, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Glasgow, IA

Average daylight in August / Average sunshine in August - Glasgow, IA
  • Average daylight in August: 13h and 5min

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

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in August
Glasgow, IA

Average sunshine days in August - Glasgow, IA
  • Average sunshine days in August: 14.8 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in August
Glasgow, IA

Average UV index in August - Glasgow, IA
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in August
Glasgow, IA

Average cloud cover in August - Glasgow, IA
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July, August and September (Cloud cover 31).

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Average visibility in August
Glasgow, IA

Average visibility in August - Glasgow, IA
  • Average visibility in August: 6mi

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

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Glasgow, Iowa, USA

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