14 day weather forecast

Leiden weather August 2026 — 14 day forecast · Netherlands

20°

cloudy · feels like 19°

Updated at
  • Live from Open-Meteo
  • Refreshed several times a day
  • 14 days ahead
  • No tracking · free
Warmest day
Saturday 29 Aug
21°C
highest maximum
Wettest day
Thursday 3 Sept
18.6 mm
76% chance
Most sunshine
Sunday 6 Sept
12.9 hours
of sunshine
Trend
14 days
Unsettled
13 days with rain

The next 14 days

swipe →
Avg max, 3 days
20.3°C
Coldest night
13°C
Most sunshine
12.9 h
Wind from
the south

Overview table · August 2026

Leiden 14 day forecast, day by day

The table below shows the full 14 day weather forecast for Leiden (Netherlands): the maximum and minimum temperature, rainfall in millimetres, the chance of rain, humidity, hours of sunshine and the UV index per day. Across the next two weeks the maximum temperature in Leiden averages around 20°C and the minimum around 16°C, with roughly 111 mm of rain in total, 1 dry day and about 100 hours of sunshine.

Last updated:

14 day weather forecast for Leiden (Netherlands) per day: temperature, rainfall, chance of rain, humidity, sunshine hours and UV index. Updated in August 2026.
DayWeatherMaxMinRainChanceHumiditySunUV
Saturday29 AugShowers21°C17°C17.1 mm100%85%2.8 h5moderate
Sunday30 AugShowers21°C18°C13 mm100%83%2.5 h5moderate
Monday31 AugShowers19°C16°C16 mm100%80%1.4 h5moderate
Tuesday1 SeptLight rain19°C15°C1.8 mm92%77%12.6 h5moderate
Wednesday2 SeptLight rain20°C14°C1.2 mm71%81%7.4 h4moderate
Thursday3 SeptShowers19°C17°C18.6 mm76%92%0 h2low
Friday4 SeptShowers19°C16°C14.7 mm45%96%0.9 h4moderate
Saturday5 SeptLight rain21°C16°C6.3 mm35%89%7 h3moderate
Sunday6 SeptLight rain20°C14°C1.8 mm41%86%12.9 h4moderate
Monday7 SeptLight rain21°C13°C6.6 mm37%93%6.2 h4moderate
Tuesday8 SeptLight rain21°C15°C4.8 mm32%79%12.5 h4moderate
Wednesday9 SeptCloudy20°C14°C0 mm33%79%8 h4moderate
Thursday10 SeptLight rain21°C17°C4.8 mm31%84%12.8 h4moderate
Friday11 SeptLight rain20°C15°C3.9 mm37%76%12.7 h4moderate

The first three to five days of the forecast for Leiden are the most reliable; from day seven onwards it is an indicative trend. Click a day in the overview above for hourly detail. Source: Open-Meteo (Met Office, DWD, ECMWF).

Background & outlook

The weather in Leiden

Current conditions and the 14 day forecast

Leiden lies in Netherlands, an area with a maritime climate: mild winters, cool summers, changeable skies and rain spread across the whole year. That is exactly why a two-week outlook is useful here — it shows the pattern rather than one snapshot.

What is the weather like in Leiden right now?

It is currently 20°C in Leiden with cloudy. It feels like 19°C, humidity is 73% and the wind is SSW 19 km/h.

Today (Saturday) reaches a maximum of 21°C and a minimum of 17°C, with 17.1 mm of rain and 2.8 hours of sunshine. Sunrise is at 06:48 and sunset at 20:37.

Leiden weather tomorrow

Tomorrow (Sunday) the maximum temperature in Leiden is 21°C and the minimum 18°C. Around 13 mm of rain is expected with 2.5 hours of sunshine, and the chance of rain is 100%. The data is refreshed several times a day through Open-Meteo.

Leiden weather this week and next week

Over the coming week the average maximum temperature in Leiden sits around 20°C and the average minimum around 16°C. Roughly 82.4 mm of rain is expected, spread across 7 days, with 0 largely sunny days.

The warmest day in the 14 day forecast for Leiden is Saturday 29 Aug at 21°C. The coldest night falls on Monday 7 Sept at 13°C. Click any day for hourly detail.

Rain, sunshine and UV in Leiden

A daily rainfall total says little on its own: the same 5 mm can be one short downpour or a grey day of drizzle, which is why the hourly chart above is often the more useful of the two. Over the next fortnight the highest UV index for Leiden is 5, which is low to moderate.

How reliable is a 14 day forecast?

The first three to five days are generally very accurate. After that the certainty drops off and it is better read as a trend than as an exact daily prediction. Our data comes from Open-Meteo, which combines national weather models — among them the Met Office, DWD and ECMWF — and recomputes them several times a day using measurements from stations worldwide.

Forecast for Leiden last updated: 29 August 2026 at 15:08. See also all Netherlands forecasts and the European weather map.

Frequently asked questions

Questions about the weather in Leiden

What is the weather like in Leiden in August 2026?

The forecast at the top of this page shows the current temperature in Leiden plus the maximum and minimum for each of the next 14 days, with rainfall, chance of rain, sunshine hours and UV index. It is refreshed several times a day.

How accurate is the 14 day forecast for Leiden?

The first three to five days for Leiden are highly reliable. From day six onwards, read the forecast as a trend: it shows whether it turns warmer, cooler, wetter or drier rather than an exact value for that day.

Will it rain in Leiden this week?

The rainfall chart on this page gives the expected millimetres per day for Leiden, and each day card shows the chance of rain as a percentage. Below 20% with several hours of sunshine is a genuinely dry day.

How warm does it get in Leiden over the next two weeks?

The temperature chart shows the maximum and minimum for every one of the next 14 days in Leiden. The overview table underneath repeats the same figures day by day, together with the average across the fortnight.

Can I see the weather in Leiden hour by hour?

Yes. The hourly chart covers the next 48 hours in Leiden with temperature, feels-like temperature and chance of rain. Clicking any of the 14 days opens a panel with night, morning, afternoon and evening detail.

Where does the Leiden forecast come from?

The data for Leiden (Netherlands, Netherlands) comes from Open-Meteo, which combines national weather models such as those of the Met Office, DWD, Météo-France and ECMWF and recomputes them several times a day.

What does the UV index for Leiden mean?

The UV index runs from 0 to 11+. Up to 2 is low, 3 to 5 moderate, 6 to 7 high and 8 or more very high. From 6 upwards it is worth using sun protection in the middle of the day, even when it does not feel especially hot.

Is the Leiden weather forecast free?

Yes. The full 14 day forecast for Leiden is free, needs no account and carries no adverts inside the charts.