Hoorn weather in August

In August, Hoorn sees average daytime highs of 20°C and overnight lows near 15°C, with 82 mm of rain across 12.9 wet days and about 14.5 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 19°C by the end. The sky is clear or mostly clear about 22% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 15 h 24 min at the start of August to 13 h 30 min by month's end. Set against the rest of the year, August is Hoorn's 3rd-clearest and 11th-windiest month. For the whole year in context, see Hoorn's year-round climate.

Daytime high
20°
1st warmest
Overnight low
15°
12th coldest
Rainfall
82 mm
12.9 wet days
Daylight
14 h 30 min
5:28 AM – 7:59 PM
Cloud cover
62%
3rd clearest
Wind
17 km/h
11th windiest
Solar energy
4.71 kWh/m²
Travel score
5.9
out of 10

Hoorn is city in Noord-Holland, the Netherlands.

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 19°C by the end.

A typical August day in Hoorn reaches about 20°C in the afternoon and slips back to 15°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°C. Set against its neighbours, August runs on par with July and about 3°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12116
22116
32116
42116
52116
62116
72115
82115
92115
102115
112115
122115
132115
142115
152115
162015
172015
182015
192015
202015
212015
222015
232015
242015
252015
262015
271914
281914
291914
301914
311914

How August really feels in Hoorn

Once humidity and wind are folded in, August 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

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

Hoorn weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6412.51.180.3
Feb / 5010.61.49.50.4
Mar / 4810.60.611.51.5
Apr12° / 399.4013.63.1
May15° / 10°5310.4015.54.6
Jun18° / 13°5811.2016.55.5
Jul20° / 15°6912.2016.16.0
Aug20° / 15°8212.9014.55.9
Sep18° / 13°7412.3012.45.2
Oct14° / 10°7813.6010.33.5
Nov10° / 67140.38.51.8
Dec / 7213.71.27.50.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 22% of August, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24753
34654
44654
54555
64555
74555
84456
94456
104456
114357
124357
134357
144357
154357
164357
174357
184357
194357
204357
214357
224258
234357
244357
254357
264258
274258
284258
294258
304258
314258

Chance of precipitation in August

Any precipitation

Hoorn gets around 82 mm of rain over 12.9 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 42% and peaks near 45% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
138
238
338
438
538
638
738
839
939
1039
1140
1241
1341
1442
1542
1643
1743
1844
1944
2045
2145
2245
2345
2445
2545
2645
2744
2844
2944
3044
3144

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 44% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12147275
22247275
32247274
42346274
52346274
62445274
72445274
82544274
92544274
102644274
112643264
122743264
132743264
142843254
152843254
162843244
172943244
182943234
192944234
203044224
213144214
223244204
233344194
243444183
253644173
263743163
273943163
284142152
294242142
304441142
314540131

Wind in August

Winds average 17 km/h in August.

Across August, daily wind ranges from about 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 24 min at the start of August to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 114 minutes over August. Sunrise moves from 5:04 AM to 5:54 AM, and sunset from 8:28 PM to 7:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.45:048:28
215.45:058:26
315.35:078:25
415.25:088:23
515.25:108:21
615.15:128:19
715.15:138:17
815.05:158:15
914.95:178:14
1014.95:188:12
1114.85:208:10
1214.85:228:08
1314.75:238:06
1414.65:258:03
1514.65:278:01
1614.55:287:59
1714.55:307:57
1814.45:327:55
1914.35:347:53
2014.35:357:51
2114.25:377:48
2214.15:397:46
2314.15:407:44
2414.05:427:42
2513.95:447:39
2613.95:467:37
2713.85:477:35
2813.75:497:32
2913.75:517:30
3013.65:537:28
3113.55:547:25

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.71 kWh/m².

For context, solar energy here swings from a low near 0.56 kWh/m² to a high of 5.79 kWh/m² in June across the year — August's 4.71 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.3Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.1Bright
85.1Bright
95.0Bright
105.0Bright
114.9Bright
124.9Bright
134.8Bright
144.8Bright
154.7Bright
164.7Bright
174.6Bright
184.6Bright
194.5Bright
204.5Bright
214.4Bright
224.4Bright
234.3Bright
244.3Bright
254.2Bright
264.2Bright
274.1Bright
284.0Bright
294.0Bright
303.9Moderate
313.9Moderate
Planning a trip in August

Is August a good time to visit Hoorn?

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

5.9
Sightseeing
2nd-best month of the year
3.2
Beach & pool
1st-best month of the year

August is a reasonable time to visit Hoorn for sightseeing.

What to pack for Hoorn in August

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

In August, Hoorn sees daytime highs around 20°C and nights near 15°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

Sea temperature near Hoorn in August

The nearest coast averages about 19°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 29 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 Hoorn in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Hoorn 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
May5High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Hoorn?

Hoorn sits at 52.6°N, 5.1°E, 3 m above sea level, in The Netherlands. The nearest listed city is Heerhugowaard, 15 km away.

EnkhuizenAlkmaarSchagenBergen

Topography around Hoorn

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

Within 3 km, the terrain around Hoorn has only modest variations in elevation — a maximum elevation change of 17 m around an average of 0 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 23 m; within 80 km, only modest variations in elevation — a maximum elevation change of 136 m.

The land around Hoorn is covered by water (38%) and artificial surfaces (30%) within 3 km, grassland (37%) and water (31%) within 16 km, and water (39%) and grassland (31%) within 80 km.

3 km
17 m
16 km
23 m
80 km
136 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Heerhugowaard 15 km · Medemblik 15 km · Volendam 16 km · Purmerend 17 km · Enkhuizen 17 km · Alkmaar 21 km · Schagen 24 km · Bergen 24 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 Hoorn (52.6425°, 5.0597°, elevation 3 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).