Dover weather in August

In August, Dover sees average daytime highs of 21°C and overnight lows near 15°C, with 59 mm of rain across 10 wet days and about 14.4 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 20°C by the end. The sky is clear or mostly clear about 20% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 15 h 12 min at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Dover's 2nd-clearest and 11th-windiest month. For the whole year in context, see Dover's year-round climate.

Daytime high
21°
1st warmest
Overnight low
15°
12th coldest
Rainfall
59 mm
10 wet days
Daylight
14 h 24 min
4:48 AM – 7:10 PM
Cloud cover
63%
2nd clearest
Wind
16 km/h
11th windiest
Solar energy
4.94 kWh/m²
Travel score
6.3
out of 10

Dover is town and major ferry port in Kent, South East England.

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 20°C by the end.

A typical August day in Dover reaches about 21°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 18°C and 24°C. Set against its neighbours, August runs on par with July and about 3°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12115
22115
32115
42116
52116
62115
72115
82115
92115
102115
112115
122115
132115
142115
152115
162115
172115
182115
192115
202015
212015
222015
232015
242015
252015
262015
272015
282014
292014
302014
311914

How August really feels in Dover

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.

Dover weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 58120.88.21.0
Feb / 461019.61.1
Mar / 419.80.411.52.0
Apr12° / 429.8013.53.1
May15° / 10°509.9015.34.4
Jun18° / 13°519.5016.25.7
Jul20° / 15°5310.6015.96.3
Aug21° / 15°5910014.46.3
Sep18° / 13°509.6012.45.7
Oct15° / 10°6811.6010.44.1
Nov11° / 6712.20.18.72.4
Dec / 66120.77.81.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 59%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24654
34654
44654
54654
64555
74456
84456
94456
104357
114357
124159
134159
144060
154159
164159
174159
184060
193961
203961
213961
223862
233862
243862
253961
263961
273961
283961
293961
303961
313961

Chance of precipitation in August

Any precipitation

Dover gets around 59 mm of rain over 10 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
133
233
333
433
533
633
733
833
933
1033
1133
1233
1333
1434
1534
1634
1734
1834
1933
2033
2133
2233
2332
2432
2532
2632
2731
2831
2931
3030
3130

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 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12352232
22451232
32450233
42450233
52450233
62550233
72550233
82649223
92649223
102748223
112748223
122848223
132847223
142947213
153047213
163046213
173146212
183146202
193245202
203345202
213444202
223644192
233743191
243842181
254041171
264141171
274340161
284439151
294539151
304738141
314837141

Wind in August

Winds average 16 km/h in August.

Across August, daily wind ranges from about 16 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
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light 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
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 12 min at the start of August to 13 h 24 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 4:24 AM to 5:12 AM, and sunset from 7:37 PM to 6:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:247:37
215.24:267:36
315.14:277:34
415.14:297:32
515.04:307:31
615.04:327:29
714.94:337:27
814.84:357:25
914.84:377:24
1014.74:387:22
1114.74:407:20
1214.64:417:18
1314.64:437:16
1414.54:447:14
1514.44:467:12
1614.44:487:10
1714.34:497:08
1814.34:517:06
1914.24:527:04
2014.14:547:02
2114.14:567:00
2214.04:576:58
2313.94:596:56
2413.95:006:53
2513.85:026:51
2613.85:046:49
2713.75:056:47
2813.65:076:45
2913.65:086:42
3013.55:106:40
3113.45:126:38

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.94 kWh/m².

For context, solar energy here swings from a low near 0.7 kWh/m² to a high of 6.03 kWh/m² in June across the year — August's 4.94 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.5Bright
35.5Bright
45.5Bright
55.4Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.1Bright
135.1Bright
145.0Bright
155.0Bright
164.9Bright
174.9Bright
184.8Bright
194.8Bright
204.7Bright
214.7Bright
224.6Bright
234.6Bright
244.5Bright
254.5Bright
264.4Bright
274.4Bright
284.3Bright
294.3Bright
304.3Bright
314.2Bright
Planning a trip in August

Is August a good time to visit Dover?

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

6.3
Sightseeing
1st-best month of the year
3.6
Beach & pool
1st-best month of the year

August is a reasonable time to visit Dover for sightseeing.

What to pack for Dover in August

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

In August, Dover sees daytime highs around 21°C and nights near 15°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

Sea temperature near Dover in August

The nearest coast averages about 18°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 18°C and coldest in February near 8°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr9Bracing
May11Bracing
Jun14Bracing
Jul16Cool
Aug18Cool
Sep17Cool
Oct16Cool
Nov13Bracing
Dec11Bracing

UV index in Dover 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 Dover 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 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 22UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May6High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Dover?

Dover sits at 51.1°N, 1.3°E, 12 m above sea level, in United Kingdom. The nearest listed city is Folkestone, 11 km away.

Topography around Dover

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

Within 3 km, the terrain around Dover has only modest variations in elevation — a maximum elevation change of 132 m around an average of 51 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 191 m; within 80 km, significant variations in elevation — a maximum elevation change of 292 m.

The land around Dover is covered by water (35%) and trees (25%) within 3 km, water (56%) within 16 km, and water (55%) within 80 km.

3 km
132 m
16 km
191 m
80 km
292 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Folkestone 11 km · Deal 13 km · Canterbury 24 km · Ramsgate 24 km · Broadstairs 27 km · Saint Peters 28 km · Margate 29 km · Herne Bay 30 km

United Kingdom travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 89% of US
price level, 2025
GDP per capita
$57,602
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
3.2
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 60%none 26%Muslim 4%other 2%

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 Dover (51.126°, 1.3126°, elevation 12 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).