Bilthoven weather in March

In March, Bilthoven sees average daytime highs of 10°C and overnight lows near 3°C, with 55 mm of precipitation across 11.5 wet days and about 11.5 hours of daylight. It is the 8th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 8°C in the first days to 11°C by the end. The sky is clear or mostly clear about 17% of the time in March, and the air most often feels dry.

Daylight stretches from about 10 h 30 min at the start of March to 12 h 30 min by month's end. Set against the rest of the year, March is Bilthoven's 7th-clearest and 4th-windiest month. For the whole year in context, see Bilthoven's year-round climate.

Daytime high
10°
8th warmest
Overnight low
4th coldest
Precipitation
55 mm
11.5 wet days
Daylight
11 h 30 min
7:04 AM – 6:34 PM
Cloud cover
70%
7th clearest
Wind
16 km/h
4th windiest
Solar energy
2.65 kWh/m²
Travel score
2.0
out of 10

Bilthoven is village in the Netherlands.

Air quality
Elevated
PM2.5 16.4 µg/m³ · 2010

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 8°C in the first days to 11°C by the end.

A typical March day in Bilthoven reaches about 10°C in the afternoon and slips back to 3°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 5°C and 14°C. Set against its neighbours, March runs about 3°C warmer than February and about 4°C cooler than April.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
182
282
382
482
582
683
793
893
993
1093
1193
1293
1393
1493
15103
16103
17103
18103
19103
20103
21103
22103
23103
24114
25114
26114
27114
28114
29114
30114
31124

How March really feels in Bilthoven

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 26 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
26
wind chill below the day's low

The story in March is cold — wind chill drags the overnight "feels like" below the raw low.

Bilthoven weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6412.61.280.3
Feb / 5410.71.59.50.6
Mar10° / 5511.50.811.52.0
Apr14° / 5111.30.113.63.8
May17° / 6311.8015.45.3
Jun20° / 12°6711.7016.45.8
Jul22° / 14°8214.10166.0
Aug22° / 14°8113.1014.46.0
Sep19° / 11°6712012.45.5
Oct14° / 6512010.43.8
Nov / 6112.30.38.51.8
Dec / 7013.11.37.60.5

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 12% of March, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22476
32674
42674
52674
62773
72773
82674
92773
102773
112773
122872
132872
142872
152872
162872
172971
183070
193070
203070
213070
223169
233169
243367
253367
263466
273565
283565
293565
303565
313565

Chance of precipitation in March

Any precipitationSnow

Bilthoven gets around 55 mm of rain and snow over 11.5 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 37% and peaks near 43% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1436
2435
3425
4425
5415
6414
7404
8394
9383
10373
11363
12362
13352
14342
15342
16342
17331
18331
19331
20341
21341
22341
23351
24351
25361
26361
27371
28371
29371
30371
31371

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in March

Winds average 16 km/h in March.

Across March, daily wind ranges from about 15 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 10 h 30 min at the start of March to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 120 minutes over March. Sunrise moves from 7:38 AM to 6:28 AM, and sunset from 6:07 PM to 7:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.57:386:07
210.57:366:09
310.67:346:10
410.77:326:12
510.77:296:14
610.87:276:16
710.97:256:18
810.97:226:19
911.07:206:21
1011.17:186:23
1111.27:166:25
1211.27:136:27
1311.37:116:28
1411.47:096:30
1511.47:066:32
1611.57:046:34
1711.67:026:36
1811.66:596:37
1911.76:576:39
2011.86:546:41
2111.86:526:43
2211.96:506:44
2312.06:476:46
2412.16:456:48
2512.16:426:50
2612.26:406:51
2712.36:386:53
2812.36:356:55
2912.46:336:57
3012.56:306:58
3112.56:287:00

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 2.65 kWh/m².

For context, solar energy here swings from a low near 0.56 kWh/m² to a high of 5.26 kWh/m² in June across the year — March's 2.65 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
11.9Dim
22.0Dim
32.0Moderate
42.1Moderate
52.1Moderate
62.1Moderate
72.2Moderate
82.2Moderate
92.3Moderate
102.3Moderate
112.4Moderate
122.4Moderate
132.5Moderate
142.5Moderate
152.6Moderate
162.6Moderate
172.7Moderate
182.7Moderate
192.8Moderate
202.8Moderate
212.9Moderate
223.0Moderate
233.0Moderate
243.1Moderate
253.1Moderate
263.2Moderate
273.3Moderate
283.3Moderate
293.4Moderate
303.4Moderate
313.5Moderate
Planning a trip in March

Is March a good time to visit Bilthoven?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

2.0
Sightseeing
8th-best month of the year
0.0
Beach & pool
8th-best month of the year

March is a weaker month for outdoor sightseeing in Bilthoven.

What to pack for Bilthoven in March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, Bilthoven sees daytime highs around 10°C and nights near 3°C. Pack a warm layer. Worth having: rain gear. About 12 days see rain.

a warm layerrain gear

Sea temperature near Bilthoven in March

The nearest coast averages about 6°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 56 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.

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan6Bracing
Feb5Bracing
Mar6Bracing
Apr9Bracing
May12Bracing
Jun15Bracing
Jul18Cool
Aug19Cool
Sep18Cool
Oct15Bracing
Nov11Bracing
Dec8Bracing

UV index in Bilthoven in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bilthoven peaks around July 15 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 15UV 6Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5Moderate
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Bilthoven in March

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.

Air quality in Bilthoven is worst in March — around 20 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 12 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Bilthoven's WHO annual average of 16.4 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2420 µg/m³Dec 1012 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb16Moderate
Mar20Moderate
Apr20Moderate
May19Moderate
Jun18Moderate
Jul16Moderate
Aug18Moderate
Sep16Moderate
Oct14Moderate
Nov13Moderate
Dec12Moderate
Location & terrain

Where is Bilthoven?

Bilthoven sits at 52.1°N, 5.2°E, 6 m above sea level, in The Netherlands. The nearest listed city is Zeist, 5.0 km away.

Topography around Bilthoven

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bilthoven.

Within 3 km, the terrain around Bilthoven has only modest variations in elevation — a maximum elevation change of 30 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 83 m; within 80 km, only modest variations in elevation — a maximum elevation change of 140 m.

The land around Bilthoven is covered by trees (68%) within 3 km, trees (39%) and grassland (35%) within 16 km, and grassland (34%) and water (20%) within 80 km.

3 km
30 m
16 km
83 m
80 km
140 m
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Zeist 5.0 km · Utrecht 7.0 km · Soest 8.0 km · Driebergen-Rijsenburg 10 km · Hilversum 11 km · Baarn 11 km · Maarssen 11 km · Leidsche Rijn 11 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
none 54%Roman Catholic 20%Protestant 15%other 6%

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 Bilthoven (52.13°, 5.2014°, elevation 6 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).