Crowborough weather in August

In August, Crowborough sees average daytime highs of 21°C and overnight lows near 14°C, with 64 mm of rain across 10.2 wet days and about 14.4 hours of daylight. It is the 1st-warmest and 5th-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 20% of the time in August, and the air most often feels dry.

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 Crowborough's 2nd-clearest and 12th-windiest month. For the whole year in context, see Crowborough's year-round climate.

Daytime high
21°
1st warmest
Overnight low
14°
12th coldest
Rainfall
64 mm
10.2 wet days
Daylight
14 h 24 min
4:52 AM – 7:15 PM
Cloud cover
64%
2nd clearest
Wind
14 km/h
12th windiest
Solar energy
4.74 kWh/m²
Travel score
6.3
out of 10

Crowborough is town in the Wealden district of East Sussex, England.

Density
1,595/km²
people per km²

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 Crowborough reaches about 21°C in the afternoon and slips back to 14°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 18°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)
12214
22214
32214
42214
52214
62214
72214
82214
92114
102114
112114
122114
132114
142114
152114
162114
172114
182114
192114
202114
212113
222113
232013
242013
252013
262013
272013
282013
292013
302013
312013

How August really feels in Crowborough

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.

Crowborough weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6511.80.78.21.0
Feb / 519.70.89.61.1
Mar10° / 45100.411.52.2
Apr13° / 5010.50.113.53.4
May16° / 5410.3015.34.8
Jun19° / 11°529.4016.25.9
Jul21° / 13°5310.3015.96.4
Aug21° / 14°6410.2014.46.3
Sep18° / 11°519.7012.45.8
Oct15° / 7111.4010.44.1
Nov11° / 7311.90.18.72.3
Dec / 7211.70.77.81.3

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 19% of August, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34456
44357
54357
64258
74258
84159
94159
104159
114060
124060
134060
144060
153961
163961
173961
183862
193862
203862
213862
223862
233763
243763
253763
263664
273664
283664
293565
303565
313565

Chance of precipitation in August

Any precipitation

Crowborough gets around 64 mm of rain over 10.2 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
634
734
834
934
1034
1134
1234
1334
1434
1534
1634
1734
1834
1934
2033
2133
2233
2333
2432
2532
2631
2731
2830
2930
3029
3129

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry 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 (%)
13848140
23748140
33748140
43848141
53847141
63847141
73946151
83946151
93945151
104045151
114045151
124045141
134144141
144144141
154144141
164244141
174244131
184244130
194344120
204444120
214543110
224643110
234842100
244941100
25514090
26523990
27533890
28553780
29563680
30583570
31593470

Wind in August

Winds average 14 km/h in August, the calmest month.

Across August, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light 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 4:29 AM to 5:16 AM, and sunset from 7:42 PM to 6:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:297:42
215.24:317:40
315.14:327:38
415.14:347:37
515.04:357:35
614.94:377:33
714.94:387:32
814.84:407:30
914.84:417:28
1014.74:437:26
1114.74:447:24
1214.64:467:22
1314.54:487:20
1414.54:497:19
1514.44:517:17
1614.44:527:15
1714.34:547:13
1814.24:567:11
1914.24:577:08
2014.14:597:06
2114.15:007:04
2214.05:027:02
2313.95:047:00
2413.95:056:58
2513.85:076:56
2613.85:086:54
2713.75:106:51
2813.65:126:49
2913.65:136:47
3013.55:156:45
3113.45:166:42

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.74 kWh/m².

For context, solar energy here swings from a low near 0.71 kWh/m² to a high of 5.84 kWh/m² in June across the year — August's 4.74 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.3Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.2Bright
85.1Bright
95.1Bright
105.0Bright
115.0Bright
124.9Bright
134.9Bright
144.8Bright
154.8Bright
164.7Bright
174.7Bright
184.6Bright
194.6Bright
204.5Bright
214.5Bright
224.5Bright
234.4Bright
244.4Bright
254.3Bright
264.3Bright
274.2Bright
284.2Bright
294.2Bright
304.1Bright
314.1Bright
Planning a trip in August

Is August a good time to visit Crowborough?

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

6.3
Sightseeing
2nd-best month of the year
3.8
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Crowborough for sightseeing.

What to pack for Crowborough in August

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

In August, Crowborough sees daytime highs around 21°C and nights near 14°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

Sea temperature near Crowborough in August

The nearest coast averages about 17°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 38 km away) is warmest in August at about 17°C and coldest in March 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
Jun13Bracing
Jul16Cool
Aug17Cool
Sep17Cool
Oct16Cool
Nov14Bracing
Dec11Bracing

UV index in Crowborough 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 Crowborough peaks around July 24 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 24UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Crowborough?

Crowborough sits at 51.1°N, 0.2°E, 201 m above sea level, in United Kingdom. The nearest listed city is Royal Tunbridge Wells, 11 km away.

Topography around Crowborough

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

Within 3 km, the terrain around Crowborough has only modest variations in elevation — a maximum elevation change of 184 m around an average of 146 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 239 m; within 80 km, significant variations in elevation — a maximum elevation change of 303 m.

The land around Crowborough is covered by trees (66%) and grassland (25%) within 3 km, trees (48%) and grassland (41%) within 16 km, and water (31%), grassland (24%) and trees (23%) within 80 km.

3 km
184 m
16 km
239 m
80 km
303 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Royal Tunbridge Wells 11 km · Uckfield 11 km · East Grinstead 14 km · Tonbridge 17 km · Haywards Heath 20 km · Hailsham 23 km · Lewes 23 km · Sevenoaks 24 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 Crowborough (51.061°, 0.1634°, elevation 201 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).