August weather forecastHolland, IA
August
Weather in August
August, the last month of the summer in Holland, is also a moderately hot month, with temperature in the range of an average high of 78.4°F (25.8°C) and an average low of 61.2°F (16.2°C).Temperature
The onset of August manifests an average high-temperature of a still moderately hot 78.4°F (25.8°C), demonstrating a minor variation from the preceding month. During August, Holland witnesses a consistent average low-temperature of 61.2°F (16.2°C).Humidity
In August, the average relative humidity is 82%.Rainfall
In Holland, during August, the rain falls for 14.3 days and regularly aggregates up to 2.17" (55mm) of precipitation. Throughout the year, there are 137.9 rainfall days, and 28.62" (727mm) of precipitation is accumulated.Snowfall
In Holland, snow does not fall in June through September.Daylight
The average length of the day in August is 13h and 51min.On the first day of August, sunrise is at 6:04 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:46 pm CDT.
Sunshine
In Holland, the average sunshine in August is 9.9h.UV index
In Holland, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: A typical high UV index of 5 in August suggests the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Holland, IA
- Average high temperature in August: 78.4°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in August: 61.2°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).
Average pressure in August
Holland, 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 (29.89"Hg).
Average wind speed in August
Holland, IA
- Average wind speed in August: 7.1mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in August
Holland, IA
- Average humidity in August: 82%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (71%).
Average rainfall in August
Holland, IA
- Average rainfall in August: 2.17"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days in August
Holland, IA
- Average rainfall days in August: 14.3 days
The month with the highest number of rainy days is June (18.6 days).
The month with the least rainy days is February (3.6 days).
Average snowfall in August
Holland, IA
- Average snowfall in August: 0"
The month with the highest snowfall is February (4.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Holland, IA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Holland, IA
- Average daylight in August: 13h and 48min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in August: 9h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in August
Holland, IA
- Average sunshine days in August: 14.1 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in August
Holland, IA
- Average UV index in August: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Holland, IA
- Average cloud cover in August: 31
The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in August
Holland, IA
- Average visibility in August: 5mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).





