IJmuiden weather in July

In July, IJmuiden sees average daytime highs of 18°C and overnight lows near 16°C, with 81 mm of rain across 12.6 wet days and about 16.1 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 19°C by the end. The sky is clear or mostly clear about 30% of the time in July, and the air most often feels comfortable.

Daylight stretches from about 16 h 30 min at the start of July to 15 h 24 min by month's end. Set against the rest of the year, July is IJmuiden's 1st-clearest and 12th-windiest month. For the whole year in context, see IJmuiden's year-round climate.

Daytime high
18°
2nd warmest
Overnight low
16°
11th coldest
Rainfall
81 mm
12.6 wet days
Daylight
16 h 06 min
4:43 AM – 8:51 PM
Cloud cover
57%
1st clearest
Wind
20 km/h
12th windiest
Solar energy
5.64 kWh/m²
Travel score
5.7
out of 10

IJmuiden is town in Velsen, Netherlands.

Air quality
Moderate
PM2.5 11.1 µg/m³ · 2019
Founded
1876

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 19°C by the end.

A typical July day in IJmuiden reaches about 18°C in the afternoon and slips back to 16°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 21°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11715
21715
31815
41815
51815
61815
71815
81815
91816
101816
111816
121816
131816
141816
151816
161816
171816
181916
191916
201916
211916
221916
231916
241917
251917
261917
271917
281917
291917
301917
311917

How July really feels in IJmuiden

Once humidity and wind are folded in, July averages 0 days that feel above 32°C and 0 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
0
wind chill below the day's low

July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

IJmuiden weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 8214.80.980.4
Feb / 6211.91.49.50.3
Mar / 5711.30.511.51.1
Apr10° / 439.3013.62.3
May13° / 11°5710.2015.53.8
Jun16° / 14°6311.1016.54.8
Jul18° / 16°8112.6016.15.7
Aug19° / 17°10513.8014.55.7
Sep17° / 15°10614012.44.9
Oct14° / 11°12015.4010.33.5
Nov10° / 10316.90.28.51.9
Dec / 99160.87.50.9

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 24% of July, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25248
35248
45248
55347
65347
75347
85347
95347
105347
115347
125248
135347
145347
155347
165347
175347
185347
195347
205446
215446
225347
235347
245545
255545
265545
275644
285644
295644
305644
315644

Chance of precipitation in July

Any precipitation

IJmuiden gets around 81 mm of rain over 12.6 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 40% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
139
240
340
441
541
642
742
842
942
1042
1142
1241
1341
1440
1540
1640
1739
1839
1939
2039
2139
2239
2338
2438
2538
2637
2737
2837
2937
3037
3137

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the comfortable band about 47% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1474490
2464590
34446100
44347100
54248110
64148110
74049120
83949120
93849130
103749140
113649150
123549160
133449170
143349180
153249190
163149201
173048211
182948221
192848232
202747242
212647252
222547262
232446273
242346283
252246293
262246303
272146303
282046313
292046313
301946323
311946323

Wind in July

Winds average 20 km/h in July, the calmest month.

Across July, daily wind ranges from about 19 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
121breezy
221breezy
321breezy
421breezy
521breezy
621breezy
721breezy
821breezy
920breezy
1020breezy
1120breezy
1220breezy
1320breezy
1420breezy
1520breezy
1620breezy
1720breezy
1820light breeze
1920light breeze
2020light breeze
2120light breeze
2220light breeze
2320light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 16 h 30 min at the start of July to 15 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over July. Sunrise moves from 4:29 AM to 5:05 AM, and sunset from 9:00 PM to 8:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.54:299:00
216.54:309:00
316.54:319:00
416.54:318:59
516.44:328:59
616.44:338:59
716.44:348:58
816.44:358:57
916.34:368:57
1016.34:378:56
1116.34:388:55
1216.34:398:55
1316.24:408:54
1416.24:418:53
1516.24:428:52
1616.14:438:51
1716.14:458:50
1816.04:468:49
1916.04:478:48
2016.04:498:46
2115.94:508:45
2215.94:518:44
2315.84:538:43
2415.84:548:41
2515.74:568:40
2615.74:578:38
2715.64:588:37
2815.65:008:36
2915.55:018:34
3015.55:038:32
3115.45:058:31

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.64 kWh/m².

For context, solar energy here swings from a low near 0.57 kWh/m² to a high of 5.79 kWh/m² in June across the year — July's 5.64 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in July

Is July a good time to visit IJmuiden?

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

5.7
Sightseeing
1st-best month of the year
2.1
Beach & pool
2nd-best month of the year

July is a reasonable time to visit IJmuiden for sightseeing.

What to pack for IJmuiden in July

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

In July, IJmuiden sees daytime highs around 18°C and nights near 16°C. Worth packing: rain gear, sun protection and a windbreaker. About 13 days see rain.

rain gearsun protectiona windbreaker

Sea temperature near IJmuiden in July

The nearest coast averages about 17°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 18 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
Apr8Bracing
May12Bracing
Jun15Bracing
Jul17Cool
Aug19Cool
Sep17Cool
Oct15Bracing
Nov11Bracing
Dec8Bracing

UV index in IJmuiden in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in IJmuiden peaks around June 23 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 23UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5Moderate
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is IJmuiden?

IJmuiden sits at 52.5°N, 4.6°E, 11 m above sea level, in The Netherlands. The nearest listed city is Velsen-Zuid, 3.0 km away.

Topography around IJmuiden

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

Within 3 km, the terrain around IJmuiden has only modest variations in elevation — a maximum elevation change of 44 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 64 m; within 80 km, only modest variations in elevation — a maximum elevation change of 95 m.

The land around IJmuiden is covered by artificial surfaces (35%) and trees (33%) within 3 km, water (42%) and grassland (26%) within 16 km, and water (43%) and grassland (25%) within 80 km.

3 km
44 m
16 km
64 m
80 km
95 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
July weather nearby: Velsen-Zuid 3.0 km · Beverwijk 4.0 km · Velserbroek 5.0 km · Heemskerk 7.0 km · Haarlem 9.0 km · Assendelft 9.0 km · Castricum 11 km · Zandvoort 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 IJmuiden (52.4603°, 4.6105°, elevation 11 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).