Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
In Altena, the peak average temperatures are observed in August, with a high of 21.3°C (70.3°F) and a low of 13.9°C (57°F).Humidity
The average relative humidity in August is 79%.Rainfall
In Altena, Netherlands, in August, it is raining for 17 days, with typically 37mm (1.46") of accumulated precipitation. Throughout the year, there are 179 rainfall days, and 336mm (13.23") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Altena, the average length of the day in August is 14h and 43min.On the first day of the month, sunrise is at 05:52 and sunset at 21:28. On the last day of August, sunrise is at 06:43 and sunset at 20:25 CEST.
Sunshine
In August, the average sunshine in Altena is 9.1h.UV index
In Altena, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 4 during August translates into the following directions:
Prioritize safety - Recommendations to avert sunburn are shared. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What time of the year is the hottest in Altena?
What is the usual temperature for Altena in August?
What is the average humidity in August in Altena?
How much does it rain in Altena in August?
When it does not snow in Altena?
What is the average length of the day in August in Altena?
When is the sunrise / sunset in August in Altena?
How long on average sun shines in August in Altena?
What is the UV index reading in August in Altena?
Average temperature in August
Altena, Netherlands
- Average high temperature in August: 21.3°C
The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (4.4°C).
- Average low temperature in August: 13.9°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is February (1°C).
Average pressure in August
Altena, Netherlands
- Average pressure in August: 1014.7mbar
The months with the highest atmospheric pressure are May and September (1016.4mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).
Average wind speed in August
Altena, Netherlands
- Average wind speed in August: 14.2km/h
The windiest month (with the highest average wind speed) is December (21.2km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).
Average humidity in August
Altena, Netherlands
- Average humidity in August: 79%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is April (77%).
Average rainfall in August
Altena, Netherlands
- Average rainfall in August: 37mm
The wettest month (with the highest rainfall) is June (41mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in August
Altena, Netherlands
- Average rainfall days in August: 17 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in August
Altena, Netherlands
- Average snowfall in August: 0mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in August
Altena, Netherlands
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Altena, Netherlands
- Average daylight in August: 14h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in August: 9h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in August
Altena, Netherlands
- Average sunshine days in August: 9.2 days
The months with the most sunshine days are March and April (14.8 days).
The month with the least sunshine days is December (9 days).
Average UV index in August
Altena, Netherlands
- Average UV index in August: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Altena, Netherlands
- Average cloud cover in August: 41
The month with the most cloud cover is December (Cloud cover 68).
The months with the least cloud cover are April and August (Cloud cover 41).
Average visibility in August
Altena, Netherlands
- Average visibility in August: 10km
The months with the highest visibility are April and August (10km).
The months with the lowest visibility are January, February, March, May, June, July, September, October, November and December (9km).
Altena, Netherlands
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