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
October in Haarlem witnesses a gentle descent in average high-temperature, descending from September's comfortable 17.7°C (63.9°F) to a moderate 14.6°C (58.3°F). Haarlem registers a subtle dip to an average of 11.5°C (52.7°F) during the nights of October.Humidity
In Haarlem, the average relative humidity in October is 79%.Rainfall
In Haarlem, during October, the rain falls for 16.1 days and regularly aggregates up to 37mm (1.46") of precipitation. Throughout the year, there are 169.2 rainfall days, and 339mm (13.35") of precipitation is accumulated.Snowfall
In Haarlem, snow does not fall in April through November.Daylight
In October, the average length of the day in Haarlem is 10h and 37min.On the first day of the month, sunrise is at 07:43 and sunset at 19:18 CEST. On the last day of October, sunrise is at 07:36 and sunset at 17:13 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 is 4.8h.UV index
In Haarlem, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 3 during October translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What are October temperatures in Haarlem?
What is the average humidity in October in Haarlem?
How much does it rain in Haarlem in October?
When it does not snow in Haarlem?
How many hours of daylight does Haarlem have in October?
When is the sunrise / sunset in October in Haarlem?
When does Daylight Saving Time (DST) end in October in Haarlem?
How long on average sun shines in October in Haarlem?
How high is the UV index in October in Haarlem?
Average temperature in October
Haarlem, Netherlands
- Average high temperature in October: 14.6°C
The warmest month (with the highest average high temperature) is August (19.9°C).
The months with the lowest average high temperature are January and February (5.8°C).
- Average low temperature in October: 11.5°C
The month with the highest average low temperature is August (16.6°C).
The coldest month (with the lowest average low temperature) is February (3.3°C).
Average pressure in October
Haarlem, Netherlands
- Average pressure in October: 1015.3mbar
The month with the highest atmospheric pressure is September (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.9mbar).
Average wind speed in October
Haarlem, Netherlands
- Average wind speed in October: 23.5km/h
The windiest month (with the highest average wind speed) is December (28.4km/h).
The calmest month (with the lowest average wind speed) is July (18km/h).
Average humidity in October
Haarlem, Netherlands
- Average humidity in October: 79%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is August (76%).
Average rainfall in October
Haarlem, Netherlands
- Average rainfall in October: 37mm
The wettest month (with the highest rainfall) is August (48mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in October
Haarlem, Netherlands
- Average rainfall days in October: 16.1 days
The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is April (10.6 days).
Average snowfall in October
Haarlem, Netherlands
- Average snowfall in October: 0mm
The month with the highest snowfall is February (9mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in October
Haarlem, Netherlands
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Haarlem, 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: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in October
Haarlem, Netherlands
- Average sunshine days in October: 10.7 days
The month with the most sunshine days is April (17.7 days).
The month with the least sunshine days is December (9.1 days).
Average UV index in October
Haarlem, Netherlands
- Average UV index in October: 3
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
Haarlem, Netherlands
- Average cloud cover in October: 55
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in October
Haarlem, Netherlands
- Average visibility in October: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (10km).
The month with the lowest visibility is December (9km).
Haarlem, Netherlands
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