Chichester weather in August

In August, Chichester sees average daytime highs of 19°C and overnight lows near 16°C, with 67 mm of rain across 10 wet days and about 14.3 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 27% 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 Chichester's 2nd-clearest and 10th-windiest month. For the whole year in context, see Chichester's year-round climate.

Daytime high
19°
1st warmest
Overnight low
16°
12th coldest
Rainfall
67 mm
10 wet days
Daylight
14 h 24 min
4:57 AM – 7:18 PM
Cloud cover
60%
2nd clearest
Wind
19 km/h
10th windiest
Solar energy
4.58 kWh/m²
Travel score
6.0
out of 10

Chichester is city in West Sussex, England.

Density
3,676/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

Day-to-day highs hold fairly steady near 19°C through the month.

A typical August day in Chichester reaches about 19°C in the afternoon and slips back to 16°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 20°C. Set against its neighbours, August runs on par with July and about 1°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11916
21916
31916
41916
51916
61916
71916
81916
91916
101916
111916
121916
131916
141916
151916
161916
171916
181916
191916
201916
211916
221916
231916
241815
251815
261815
271815
281815
291815
301815
311815

Chichester weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9114.40.68.21.3
Feb / 6511.20.59.71.2
Mar / 5310.20.311.51.7
Apr11° / 539.9013.52.6
May13° / 10°508.9015.23.8
Jun16° / 13°539.4016.25.0
Jul18° / 15°549.5015.86.0
Aug19° / 16°6710014.36.0
Sep17° / 14°6810.6012.45.4
Oct15° / 12°10614.3010.43.9
Nov11° / 11114.608.72.5
Dec / 10113.50.27.81.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% 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 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25347
35347
45347
55248
65248
75248
85149
95149
105050
115050
125050
135050
145050
155050
164951
175050
184951
194951
204951
214852
224753
234753
244654
254654
264753
274555
284555
294456
304456
314555

Chance of precipitation in August

Any precipitation

Chichester gets around 67 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 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
132
233
333
433
533
633
733
833
933
1033
1133
1233
1333
1433
1533
1633
1733
1833
1933
2033
2133
2233
2333
2432
2532
2632
2731
2831
2931
3031
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 50% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12256220
22256220
32255221
42255221
52353231
62353231
72452231
82551231
92551231
102650231
112650231
122750221
132749221
142749221
152849221
162849211
172850211
182950211
192950201
203050201
213149190
223249190
233349180
243448180
253547170
263747160
273846160
283946150
294045140
304244140
314343130

Wind in August

Winds average 19 km/h in August.

Across August, daily wind ranges from about 19 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1820light breeze
1920light breeze
2020light breeze
2120light breeze
2220light breeze
2320light breeze
2420light breeze
2520light breeze
2620light breeze
2720light breeze
2820light breeze
2920light breeze
3020breezy
3120breezy

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 4:34 AM to 5:20 AM, and sunset from 7:45 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:347:45
215.14:357:43
315.14:377:41
415.04:387:40
515.04:407:38
614.94:417:36
714.94:437:35
814.84:447:33
914.84:467:31
1014.74:477:29
1114.64:497:27
1214.64:507:25
1314.54:527:24
1414.54:547:22
1514.44:557:20
1614.44:577:18
1714.34:587:16
1814.25:007:14
1914.25:017:12
2014.15:037:10
2114.05:057:08
2214.05:067:05
2313.95:087:03
2413.95:097:01
2513.85:116:59
2613.75:136:57
2713.75:146:55
2813.65:166:52
2913.55:176:50
3013.55:196:48
3113.45:206:46

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.58 kWh/m².

For context, solar energy here swings from a low near 0.71 kWh/m² to a high of 5.69 kWh/m² in June across the year — August's 4.58 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.1Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
84.9Bright
94.9Bright
104.8Bright
114.8Bright
124.7Bright
134.7Bright
144.7Bright
154.6Bright
164.6Bright
174.5Bright
184.5Bright
194.4Bright
204.4Bright
214.4Bright
224.3Bright
234.3Bright
244.2Bright
254.2Bright
264.2Bright
274.1Bright
284.1Bright
294.1Bright
304.0Bright
314.0Moderate
Planning a trip in August

Is August a good time to visit Chichester?

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

6.0
Sightseeing
1st-best month of the year
2.4
Beach & pool
1st-best month of the year

August is a reasonable time to visit Chichester for sightseeing.

What to pack for Chichester in August

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

In August, Chichester sees daytime highs around 19°C and nights near 16°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

Sea temperature near Chichester 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 at the nearest coast (about 24 km away) is warmest in August at about 18°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°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr9Bracing
May11Bracing
Jun14Bracing
Jul16Cool
Aug18Cool
Sep17Cool
Oct16Cool
Nov13Bracing
Dec11Bracing

UV index in Chichester 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 Chichester peaks around August 11 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 11UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Chichester?

Chichester sits at 50.8°N, 0.8°W, 20 m above sea level, in United Kingdom. The nearest listed city is Bognor Regis, 9.0 km away.

Topography around Chichester

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

Within 3 km, the terrain around Chichester has only modest variations in elevation — a maximum elevation change of 49 m around an average of 16 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 265 m; within 80 km, significant variations in elevation — a maximum elevation change of 302 m.

The land around Chichester is covered by grassland (31%), artificial surfaces (23%) and cropland (21%) within 3 km, water (26%), grassland (24%) and cropland (23%) within 16 km, and water (33%), grassland (24%) and trees (23%) within 80 km.

3 km
49 m
16 km
265 m
80 km
302 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Bognor Regis 9.0 km · Emsworth 11 km · Hayling Island 15 km · Havant 15 km · South Hayling 15 km · Littlehampton 17 km · Waterlooville 18 km · Portsmouth 22 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 Chichester (50.8367°, -0.78°, elevation 20 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).