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Weather Forecast for Leiden

South Holland, Netherlands

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Current Weather - Leiden: 21°C

South Holland, Netherlands

Clear

Feels like 21°C

Wind

14 km/h NE

Humidity

78%

Pressure

1019 mb

UV Index

0

Visibility

10 km
Sunny

Sunny

Saturday, July 11, 2026

High

28°C

Low

16°C

Rain Chance

4%

Hourly Forecast

Clear 19°C
00:00
Clear 21°C
01:00
Clear 18°C
02:00
Clear 18°C
03:00
Clear 17°C
04:00
Clear 17°C
05:00
Sunny 16°C
06:00
Sunny 17°C
07:00
Sunny 18°C
08:00
Sunny 20°C
09:00
Sunny 22°C
10:00
Sunny 23°C
11:00
Sunny 24°C
12:00
Sunny 25°C
13:00
Sunny 26°C
14:00
Sunny 27°C
15:00
Sunny 27°C
16:00
Sunny 27°C
17:00
Sunny 28°C
18:00
Sunny 27°C
19:00
Sunny 26°C
20:00
Sunny 24°C
21:00
Clear 22°C
22:00
Clear 21°C
23:00
Jul 12

Day Statistics

Maximum Wind

22 km/h

Humidity

66%

Precipitation

0 mm

UV Index

7

Visibility

10 km

Rain Chance

4%

Snow Chance

0%

Sun & Moon

Sunrise

05:34 AM

Sunset

10:00 PM

Moonrise

01:39 AM

Moonset

07:26 PM

Moon Phase

Waning Crescent

Moon Illumination

6%

Air Quality

PM2.5

7.3

μg/m³

PM10

10.9

μg/m³

NO₂

10.3

μg/m³

O₃

72.5

μg/m³

SO₂

0.4

μg/m³

CO

139.5

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Weather Alerts

High-temperature - Warnings for Zuid-Holland - The Netherlands

Zuid-Holland Jul 10, 01:50 PM - Jul 11, 08:00 PM
Severity: Moderate Urgency: Future

Persistent heat, National Heat Plan is in effect. BE AWARE that high temperatures are expected. Some health risks amongst vulnerable people like the elderly and very young are possible.

Event: Moderate high-temperature warning Certainty: Likely Category: Met

When to visit Leiden?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: June July September

January

☀️
7°C
💧
11 Days of rain
❄️
Moderate snowfall
🥶 Coldest month

February

☀️
7°C
💧
9 Days of rain
❄️
Moderate snowfall

March

☀️
10°C
💧
9 Days of rain
❄️
Moderate snowfall

April

☀️
13°C
💧
7 Days of rain
❄️
No snowfall
🌵 Driest month

May

☀️
16°C
💧
9 Days of rain
❄️
No snowfall

June

☀️
19°C
💧
10 Days of rain
❄️
No snowfall
⭐ Best time to visit

July

☀️
21°C
💧
12 Days of rain
❄️
No snowfall
⭐ Best time to visit

August

☀️
22°C
💧
14 Days of rain
❄️
No snowfall
🔥 Hottest month

September

☀️
19°C
💧
14 Days of rain
❄️
No snowfall
⭐ Best time to visit

October

☀️
15°C
💧
14 Days of rain
❄️
No snowfall
🌧 Wettest month,

November

☀️
11°C
💧
13 Days of rain
❄️
Light snow possible

December

☀️
8°C
💧
13 Days of rain
❄️
Moderate snowfall