Delft weather in August

In August, Delft sees average daytime highs of 21°C and overnight lows near 15°C, with 79 mm of rain across 13.1 wet days and about 14.4 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 20°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 18 min at the start of August to 13 h 30 min by month's end. Set against the rest of the year, August is Delft's 2nd-clearest and 11th-windiest month. For the whole year in context, see Delft's year-round climate.

Daytime high
21°
1st warmest
Overnight low
15°
12th coldest
Rainfall
79 mm
13.1 wet days
Daylight
14 h 30 min
5:33 AM – 8:00 PM
Cloud cover
62%
2nd clearest
Wind
15 km/h
11th windiest
Solar energy
4.63 kWh/m²
Travel score
6.0
out of 10

Delft is city and municipality in the Netherlands.

Density
3,613/km²
people per km²
Founded
1246

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 22°C in the first days to 20°C by the end.

A typical August day in Delft reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°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)
12215
22215
32215
42215
52215
62215
72215
82215
92215
102215
112115
122115
132115
142115
152115
162115
172115
182115
192115
202115
212115
222114
232114
242114
252014
262014
272014
282014
292014
302014
312014

How August really feels in Delft

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.

Delft 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 / 6412.40.88.10.5
Feb / 5111.31.49.60.6
Mar / 5111.30.611.51.8
Apr13° / 4410.2013.63.4
May16° / 10°5711.2015.44.9
Jun19° / 12°5911.1016.45.7
Jul21° / 15°7412.80166.1
Aug21° / 15°7913.1014.46.0
Sep18° / 12°7412.2012.45.4
Oct14° / 7713.4010.43.8
Nov10° / 7314.10.38.61.9
Dec / 7514.10.87.60.8

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 24% of August, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24852
34852
44852
54753
64753
74654
84654
94753
104753
114654
124654
134753
144654
154654
164753
174753
184654
194555
204555
214555
224555
234456
244456
254357
264357
274258
284258
294159
304060
314159

Chance of precipitation in August

Any precipitation

Delft gets around 79 mm of rain over 13.1 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 46% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
140
240
340
439
539
639
739
839
939
1040
1140
1241
1342
1442
1543
1643
1744
1844
1945
2045
2146
2246
2346
2446
2545
2645
2745
2844
2944
3044
3143

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 (%)
12450242
22449242
32549242
42648242
52648242
62747242
72846242
82846242
92945242
102945243
113044243
123043243
133143243
143142233
153142233
163242233
173242234
183242224
193243214
203343213
213443203
223543193
233643183
243743173
253942172
264042162
274241152
284440142
294540142
304739131
314838121

Wind in August

Winds average 15 km/h in August.

Across August, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 18 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 108 minutes over August. Sunrise moves from 5:09 AM to 5:58 AM, and sunset from 8:28 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.35:098:28
215.35:108:27
315.25:128:25
415.25:148:23
515.15:158:22
615.15:178:20
715.05:188:18
814.95:208:16
914.95:228:14
1014.85:238:12
1114.85:258:10
1214.75:268:08
1314.65:288:06
1414.65:308:04
1514.55:318:02
1614.55:338:00
1714.45:357:58
1814.35:367:56
1914.35:387:54
2014.25:407:52
2114.15:417:50
2214.15:437:48
2314.05:457:45
2413.95:467:43
2513.95:487:41
2613.85:507:39
2713.75:517:36
2813.75:537:34
2913.65:557:32
3013.65:567:29
3113.55:587:27

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.63 kWh/m².

For context, solar energy here swings from a low near 0.6 kWh/m² to a high of 5.67 kWh/m² in June across the year — August's 4.63 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.2Bright
35.2Bright
45.2Bright
55.1Bright
65.1Bright
75.0Bright
85.0Bright
95.0Bright
104.9Bright
114.9Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.6Bright
174.6Bright
184.5Bright
194.5Bright
204.4Bright
214.4Bright
224.3Bright
234.3Bright
244.2Bright
254.2Bright
264.1Bright
274.1Bright
284.0Bright
294.0Moderate
303.9Moderate
313.9Moderate
Planning a trip in August

Is August a good time to visit Delft?

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

6.0
Sightseeing
2nd-best month of the year
3.7
Beach & pool
1st-best month of the year

August is a reasonable time to visit Delft for sightseeing.

What to pack for Delft in August

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

In August, Delft sees daytime highs around 21°C and nights near 15°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

Sea temperature near Delft 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 13 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 Delft 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 Delft peaks around June 22 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 22UV 6Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5Moderate
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Delft?

Delft sits at 52.0°N, 4.4°E, 1 m above sea level, in The Netherlands. The nearest listed city is Rijswijk, 4.0 km away.

Topography around Delft

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

Within 3 km, the terrain around Delft has only modest variations in elevation — a maximum elevation change of 31 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 47 m; within 80 km, only modest variations in elevation — a maximum elevation change of 99 m.

The land around Delft is covered by artificial surfaces (46%) and trees (32%) within 3 km, artificial surfaces (36%), grassland (25%) and trees (20%) within 16 km, and water (34%) and grassland (28%) within 80 km.

3 km
31 m
16 km
47 m
80 km
99 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Rijswijk 4.0 km · Ypenburg 4.0 km · Nootdorp 5.0 km · Pijnacker 5.0 km · Voorburg 8.0 km · Berkel en Rodenrijs 9.0 km · The Hague 9.0 km · Schiebroek 10 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 Delft (52.0067°, 4.3556°, 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. 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).