Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
Alphen aan den Rijn's weather subtly changes with the onset of October, barely falling from a refreshing 18.1°C (64.6°F) in September to a mild 14.6°C (58.3°F). Consistently, Alphen aan den Rijn reports average nighttime temperatures of 10.7°C (51.3°F) during October, a marginal step down from its daytime highs.Humidity
In Alphen aan den Rijn, the average relative humidity in October is 79%.Rainfall
In October, in Alphen aan den Rijn, the rain falls for 17.3 days. Throughout October, 39mm (1.54") of precipitation is accumulated. In Alphen aan den Rijn, during the entire year, the rain falls for 183.4 days and collects up to 400mm (15.75") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In October, the average length of the day in Alphen aan den Rijn, Netherlands, is 10h and 38min.On the first day of October in Alphen aan den Rijn, sunrise is at 07:43 and sunset at 19:18 CEST. On the last day of the month, sunrise is at 07:35 and sunset at 17:14 CET.
Note: On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 02:00; consequently, the time zone reverts from CET to CEST.
Sunshine
The average sunshine in October in Alphen aan den Rijn is 5h.UV index
In Alphen aan den Rijn, the average daily maximum UV index in October is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 4 in October leads to these guidelines:
Undertake protective steps - Recommendations to avoid sunburn are issued. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What are October temperatures in Alphen aan den Rijn?
What is the average humidity in October in Alphen aan den Rijn?
How many days does it rain in October in Alphen aan den Rijn?
When it does not snow in Alphen aan den Rijn?
Does it snow in Alphen aan den Rijn in October?
What is the average length of the day in October in Alphen aan den Rijn?
When is the sunrise / sunset in October in Alphen aan den Rijn?
When does Daylight Saving Time (DST) end in October in Alphen aan den Rijn?
How many hours of sunshine does Alphen aan den Rijn have in October?
What is the UV index reading in October in Alphen aan den Rijn?
Average temperature in October
Alphen aan den Rijn, Netherlands
- Average high temperature in October: 14.6°C
The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in October: 10.7°C
The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is February (2.8°C).
Average pressure in October
Alphen aan den Rijn, Netherlands
- Average pressure in October: 1015.5mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).
Average wind speed in October
Alphen aan den Rijn, Netherlands
- Average wind speed in October: 20.2km/h
The windiest month (with the highest average wind speed) is December (24.7km/h).
The calmest month (with the lowest average wind speed) is July (16.1km/h).
Average humidity in October
Alphen aan den Rijn, Netherlands
- Average humidity in October: 79%
The months with the highest relative humidity are January and December (83%).
The months with the lowest relative humidity are April and August (75%).
Average rainfall in October
Alphen aan den Rijn, Netherlands
- Average rainfall in October: 39mm
The wettest month (with the highest rainfall) is August (53mm).
The driest month (with the least rainfall) is April (14mm).
Average rainfall days in October
Alphen aan den Rijn, Netherlands
- Average rainfall days in October: 17.3 days
The month with the highest number of rainy days is August (19.1 days).
The month with the least rainy days is April (11.3 days).
Average snowfall in October
Alphen aan den Rijn, Netherlands
- Average snowfall in October: 0mm
The month with the highest snowfall is February (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in October
Alphen aan den Rijn, Netherlands
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Alphen aan den Rijn, Netherlands
- Average daylight in October: 10h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in October: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in October
Alphen aan den Rijn, Netherlands
- Average sunshine days in October: 9.6 days
The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is December (8.1 days).
Average UV index in October
Alphen aan den Rijn, Netherlands
- Average UV index in October: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Alphen aan den Rijn, Netherlands
- Average cloud cover in October: 53
The month with the most cloud cover is December (Cloud cover 65).
The months with the least cloud cover are April and August (Cloud cover 38).
Average visibility in October
Alphen aan den Rijn, Netherlands
- Average visibility in October: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
Alphen aan den Rijn, Netherlands
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