Alkmaar in september: average Weather, Temperature and Climate
Weather in Alkmaar in september 2025
The weather in Alkmaar in september comes from statistical datas on the past years. You can view the weather statistics the entire month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
59°F
Partly Cloudy
28% of time
26%
19%
17%
Weather at 12pm
65°F
Clear/Sunny
29% of time
25%
24%
16%
Weather at 6pm
63°F
Clear/Sunny
34% of time
25%
24%
12%
Weather at 3am
59°F
30%
28%
23%
13%
Evolution of daily average temperature and precipitation in Alkmaar in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Alkmaar in september.
The climate of Alkmaar in september is good
The weather in september in Alkmaar is wet (with 4.3in of precipitation over 7 days). This is better than the previous month since in august it receives an average of 5.6in of rainfall over 9 days.
The climate is relatively fresh in that locality september, but it is livable when dressing hot. Temperatures are up to 67°F. In the morning the temperature drops to 59°F. Thus, the mean temperature average on this month of september in Alkmaar is 63°F. Note that seasonal normals in contrast with those observed in Alkmaar in september with a maximum record of 85°F in 2016 and a minimum record of 47°F in 2010. You can plan to have about 17 days with temperatures up to 65°F, or 57% of time.
In september in Alkmaar, the days on average last 12:41. Sunrise is at 06:15 and sets at 18:56.
With a good weather, the month of september is a good time to go in this city.
Seasonal average climate and temperature of Alkmaar in september
Check below seasonal norms These statistics are set from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 63°F | ||||
| Highest temperature | 67°F | ||||
| Lowest temperature | 59°F | ||||
| Highest record temperature | 85°F (2016) | ||||
| Lowest record temperature | 47°F (2010) | ||||
| Number of days at +86°F | 0 day(s) (0%) | ||||
| Number of days at +65°F | 17 day(s) (57%) | ||||
| Sea temperature | |||||
| Average sea temperature | 65°F | ||||
| Lowest sea temperature | 62°F | ||||
| Highest sea temperature | 67°F | ||||
| Wind | |||||
| Wind speed | 21km/h | ||||
| Wind temperature | 58°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.3in | ||||
| Number of days with rainfall | 7 day(s) (23%) | ||||
| Record daily rainfall | 2.1in (2017) | ||||
| Other climate data | |||||
| Humidity | 85% | ||||
| Visibility | 9.39km | ||||
| Cloud cover | 44% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:15 | ||||
| Time of sunset | 18:56 | ||||
| Length of day | 12:41 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Alkmaar in september 2024:
61°F to 81°F
65°F to 81°F
65°F to 72°F
63°F to 67°F
61°F to 81°F
67°F to 77°F
63°F to 77°F
61°F to 74°F
61°F to 65°F
59°F to 61°F
54°F to 56°F
49°F to 58°F
50°F to 59°F
50°F to 61°F
52°F to 67°F
58°F to 67°F
61°F to 68°F
58°F to 74°F
58°F to 74°F
56°F to 72°F
56°F to 74°F
58°F to 74°F
61°F to 63°F
52°F to 63°F
56°F to 58°F
58°F to 61°F
54°F to 58°F
50°F to 56°F
49°F to 59°F
49°F to 59°F
Map: other cities in the Netherlands in september
Cities near Alkmaar:
| Hoorn in september | good weather |
| Volendam in september | good weather |
| Medemblik in september | good weather |
| Amsterdam in september | good weather |
| Marken in september | good weather |
| Zandvoort in september | good weather |
| Den Helder in september | good weather |
| Enkhuizen in september | good weather |
| Keukenhof (Stationsweg) in september | good weather |
| Almere Stad in september | good weather |
| Lelystad in september | good weather |
| Katwijk aan Zee in september | good weather |
Click over cities on the map for information about the weather in september.
Alkmaar
perfect weather
good
tolerable
bad
very bad
Weather data for Alkmaar in september:
Weather data for Alkmaar for september are derived from an average of the weather forecast since 2009 in Alkmaar. There is a margin of error and these forecasts are to be considered as general information only. The weather in Alkmaar can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Alkmaar.