Alphen aan den Rijn in Winter
In winter (December, January and February), Alphen aan den Rijn sees average daytime highs around 6°C and overnight lows near 3°C, with 205 mm of precipitation over about 38 wet days across the season. It is the coldest season of the year and the 3rd-wettest season.
Across winter, daytime highs hold fairly steady around 6°C. The sky is clear or mostly clear about 13% of the time across winter, and the air most often feels dry.
Winter is Alphen aan den Rijn's weakest season of the year to visit on our travel score. For the whole year in context, see Alphen aan den Rijn's year-round climate.
- Avg daytime high
- 6°C
- coldest season of the year
- Avg overnight low
- 3°C
- Precipitation
- 205 mm
- 38 wet days
- Avg wind
- 21 km/h
- Travel score
- 0.5
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Alphen aan den Rijn in Winter
Across winter, daytime highs hold fairly steady around 6°C.
A typical winter day in Alphen aan den Rijn reaches about 6°C and drops to 3°C overnight. The warmest of the three months is December, the coolest February.
How winter really feels in Alphen aan den Rijn
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 90 that feel at or below 0°C.
The story in winter is cold — wind chill drags the overnight "feels like" below the raw low.
Alphen aan den Rijn weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 6° / 2° | 69 | 13.3 | 1 | 8 | 0.3 |
| Feb | 6° / 2° | 56 | 11 | 1.4 | 9.5 | 0.5 |
| Mar | 9° / 4° | 55 | 11.2 | 0.7 | 11.5 | 1.7 |
| Apr | 12° / 6° | 49 | 10.7 | 0 | 13.6 | 3.2 |
| May | 16° / 10° | 62 | 10.9 | 0 | 15.4 | 4.8 |
| Jun | 18° / 12° | 66 | 11.7 | 0 | 16.4 | 5.6 |
| Jul | 21° / 15° | 83 | 13.4 | 0 | 16 | 6.0 |
| Aug | 21° / 15° | 90 | 13.3 | 0 | 14.4 | 5.9 |
| Sep | 18° / 13° | 81 | 12.9 | 0 | 12.4 | 5.3 |
| Oct | 14° / 9° | 84 | 13.7 | 0 | 10.4 | 3.7 |
| Nov | 10° / 6° | 75 | 14.1 | 0.2 | 8.5 | 1.8 |
| Dec | 7° / 3° | 80 | 14 | 1 | 7.6 | 0.6 |
Cloud cover in Winter
The sky is clear or mostly clear about 13% of the time across winter.
Chance of precipitation in Winter
Alphen aan den Rijn gets around 205 mm of rain and snow over 38 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 21 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 7 h 48 min in early December to 10 h 24 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 0.9 kWh/m².
Is winter a good time to visit Alphen aan den Rijn?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Alphen aan den Rijn.
What to pack for Alphen aan den Rijn in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Alphen aan den Rijn sees daytime highs around 6°C and nights near 3°C. Pack a warm layer and rain gear. Worth having: a heavy coat and a windbreaker. About 38 days see rain.
Sea temperature near Alphen aan den Rijn in Winter
The nearest coast averages about 7°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 19 km away) is warmest in August at about 19°C and coldest in February near 5°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 6 | 5 | 6 | 9 | 12 | 15 | 18 | 19 | 18 | 15 | 11 | 8 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Cool | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 6 | Bracing |
| Feb | 5 | Bracing |
| Mar | 6 | Bracing |
| Apr | 9 | Bracing |
| May | 12 | Bracing |
| Jun | 15 | Bracing |
| Jul | 18 | Cool |
| Aug | 19 | Cool |
| Sep | 18 | Cool |
| Oct | 15 | Bracing |
| Nov | 11 | Bracing |
| Dec | 8 | Bracing |
UV index in Alphen aan den Rijn in Winter
Clear-sky midday UV across winter averages around 1. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Alphen aan den Rijn peaks around July 14 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 3 | 4 | 5 | 6 | 6 | 6 | 4 | 2 | 1 | 1 |
| Level | Low | Low | Moderate | Moderate | Moderate | High | High | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 3 | Moderate |
| Apr | 4 | Moderate |
| May | 5 | Moderate |
| Jun | 6 | High |
| Jul | 6 | High |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 2 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Where is Alphen aan den Rijn?
Alphen aan den Rijn sits at 52.1°N, 4.7°E, 1 m above sea level, in The Netherlands. The nearest listed city is Boskoop, 6.0 km away.
Topography around Alphen aan den Rijn
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Alphen aan den Rijn.
Within 3 km, the terrain around Alphen aan den Rijn has only modest variations in elevation — a maximum elevation change of 19 m around an average of 0 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 33 m; within 80 km, only modest variations in elevation — a maximum elevation change of 100 m.
The land around Alphen aan den Rijn is covered by grassland (42%) and artificial surfaces (34%) within 3 km, grassland (50%) and artificial surfaces (20%) within 16 km, and water (31%) and grassland (30%) within 80 km.
The Netherlands travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 84% of US
- price level, 2025
- GDP per capita
- $73,684
- 2025
- Happiness
- 7.2 / 10
- World Happiness, 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 0.7
- per 100k, 2023
- Road deaths
- 4
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 624
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Alphen aan den Rijn (52.1292°, 4.6555°, elevation 1 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.