Harlingen weather in September (Friesland, Netherlands)

Curious about the September weather in Harlingen? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In September, Harlingen generally has pleasant temperatures and high rainfall. September falls within the summer season. Throughout the daytime, temperatures often hover around 18°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 14°C.

Harlingen in September usually receives high rainfall, averaging around 107 mm for the month. Based on our climate data of the past 30 years, about 17 days of rain are anticipated.

The city usually sees around 154 hours of sunlight, indicating a moderately sunny period.

In case you lean more towards enjoying temperate temperatures and rain-free days July typically offers the most optimal weather. In contrast, January, February, March and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Harlingen climate page with graphs.

 

Harlingen, monthly averages in September

Min TemperatureMin Temperature 14°C  
Max TemperatureMax Temperature 18°C  
Chance of RainChance of Rain 56%  
PrecipitationPrecipitation 107 mm  
Rainy daysRainy days 17 days  
HumidityHumidity 86% *  
WindspeedWindspeed 18 km/h *  
SunshineSunshine 154 hours *  
Percentage SunshinePercentage Sunshine 41% *  
* Data from: Leeuwaren, the Netherlands (23 KM, 14 Miles).

Where to go in the Netherlands in September

Find out more about the weather in the Netherlands in September and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Harlingen in September?

For visitors traveling to Harlingen, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming
6/10
Cycling
9/10
Walking
9/10
Camping
6/10
Outdoor sports
9/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Harlingen.

Our site offers climate and forecast data for every country in the world. Are you going to the Netherlands? On this website you can find historical weather averages for many cities in the Netherlands. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.