Click on a day for an hourly weather forecast
The temperatures in Alkmaar in August are comfortable with low of 16°C and and high up to 21°C.
You can expect rain for roughly half of the month of August in Alkmaar. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Alkmaar in August 2025.
If you’re planning to visit Alkmaar in the near future, we highly recommend that you review the 14 day weather forecast for Alkmaar before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / 3° | 8 | 18 | 5 | 85 mm | Awful | Alkmaar in January |
| February | 6° / 3° | 7 | 16 | 5 | 65 mm | Awful | Alkmaar in February |
| March | 9° / 4° | 6 | 24 | 1 | 52 mm | Ok | Alkmaar in March |
| April | 12° / 7° | 3 | 26 | 1 | 46 mm | Ok | Alkmaar in April |
| May | 15° / 10° | 6 | 25 | 0 | 82 mm | Good | Alkmaar in May |
| June | 18° / 13° | 6 | 24 | 0 | 99 mm | Good | Alkmaar in June |
| July | 20° / 15° | 7 | 24 | 0 | 124 mm | Ok | Alkmaar in July |
| August | 21° / 16° | 8 | 23 | 0 | 142 mm | Ok | Alkmaar in August |
| September | 18° / 14° | 6 | 24 | 0 | 109 mm | Good | Alkmaar in September |
| October | 14° / 11° | 8 | 23 | 0 | 115 mm | Ok | Alkmaar in October |
| November | 10° / 7° | 8 | 22 | 1 | 102 mm | Bad | Alkmaar in November |
| December | 7° / 5° | 9 | 19 | 3 | 105 mm | Awful | Alkmaar in December |