Darwen weather in August

In August, Darwen sees average daytime highs of 18°C and overnight lows near 12°C, with 108 mm of rain across 16.4 wet days and about 14.6 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 18°C by the end. The sky is clear or mostly clear about 9% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 36 min at the start of August to 13 h 36 min by month's end. Set against the rest of the year, August is Darwen's 5th-clearest and 11th-windiest month. For the whole year in context, see Darwen's year-round climate.

Daytime high
18°
2nd warmest
Overnight low
12°
11th coldest
Rainfall
108 mm
16.4 wet days
Daylight
14 h 36 min
4:55 AM – 7:32 PM
Cloud cover
74%
5th clearest
Wind
13 km/h
11th windiest
Solar energy
3.95 kWh/m²
Travel score
4.9
out of 10

Darwen is market town in Lancashire, UK.

Density
4,296/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 19°C in the first days to 18°C by the end.

A typical August day in Darwen reaches about 18°C in the afternoon and slips back to 12°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 22°C. Set against its neighbours, August runs on par with July and about 2°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11912
21912
31912
41912
51912
61912
71912
81912
91912
101912
111912
121912
131912
141912
151912
161812
171812
181812
191812
201812
211812
221812
231812
241811
251811
261811
271811
281811
291811
301811
311711

How August really feels in Darwen

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.

Darwen weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 10316.32.37.80.5
Feb / 89142.49.40.7
Mar / 8413.81.611.51.5
Apr12° / 7513.60.513.72.7
May15° / 8013.6015.63.9
Jun17° / 10°9114.3016.74.7
Jul19° / 12°9915.9016.35.1
Aug18° / 12°10816.4014.64.9
Sep16° / 10°9113.6012.54.4
Oct13° / 10815.40.110.33.0
Nov / 10716.40.58.31.5
Dec / 11916.21.67.30.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% 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 72%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22872
32872
42872
52872
62872
72872
82773
92773
102773
112872
122872
132872
142872
152773
162773
172773
182773
192872
202872
212872
222872
232872
242872
252872
262872
272971
282971
292773
302773
312872

Chance of precipitation in August

Any precipitation

Darwen gets around 108 mm of rain over 16.4 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 53% and peaks near 57% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
153
253
354
454
554
654
754
855
955
1055
1155
1256
1356
1456
1556
1657
1757
1856
1956
2055
2155
2254
2352
2451
2550
2649
2748
2847
2946
3046
3145

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 64% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
154397
255387
356377
457367
558348
658348
759338
860328
960328
1061318
1161318
1261318
1361318
1462317
1562317
1662317
1763316
1864306
1965305
2066295
2166295
2268284
2369274
2471263
2572253
2672253
2773243
2875232
2975232
3076222
3177212

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 36 min at the start of August to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 120 minutes over August. Sunrise moves from 4:29 AM to 5:23 AM, and sunset from 8:02 PM to 6:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.64:298:02
215.54:318:01
315.44:337:59
415.44:347:57
515.34:367:55
615.34:387:53
715.24:407:51
815.14:417:49
915.14:437:47
1015.04:457:45
1114.94:477:43
1214.94:487:41
1314.84:507:39
1414.74:527:37
1514.74:547:35
1614.64:557:32
1714.54:577:30
1814.54:597:28
1914.45:017:26
2014.35:037:23
2114.35:047:21
2214.25:067:19
2314.15:087:17
2414.15:107:14
2514.05:127:12
2613.95:137:09
2713.95:157:07
2813.85:177:05
2913.75:197:02
3013.65:217:00
3113.65:236:57

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.95 kWh/m².

For context, solar energy here swings from a low near 0.49 kWh/m² to a high of 5.07 kWh/m² in June across the year — August's 3.95 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.4Bright
34.4Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.2Bright
94.2Bright
104.2Bright
114.1Bright
124.1Bright
134.1Bright
144.0Bright
154.0Bright
164.0Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.6Moderate
273.6Moderate
283.5Moderate
293.5Moderate
303.5Moderate
313.4Moderate
Planning a trip in August

Is August a good time to visit Darwen?

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

4.9
Sightseeing
2nd-best month of the year
1.8
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Darwen for sightseeing.

What to pack for Darwen in August

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

In August, Darwen sees daytime highs around 18°C and nights near 12°C. Pack rain gear. About 16 days see rain.

rain gear

Sea temperature near Darwen 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 44 km away) is warmest in August at about 17°C and coldest in February near 6°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
Jan7Bracing
Feb6Bracing
Mar7Bracing
Apr9Bracing
May11Bracing
Jun14Bracing
Jul16Cool
Aug17Cool
Sep16Cool
Oct14Bracing
Nov11Bracing
Dec9Bracing

UV index in Darwen 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 Darwen peaks around August 12 at about 6 (high) — a little sun protection helps at midday. 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 12UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May6High
Jun5High
Jul5High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low
Location & terrain

Where is Darwen?

Darwen sits at 53.7°N, 2.5°W, 172 m above sea level, in United Kingdom. The nearest listed city is Blackburn, 6.0 km away.

Topography around Darwen

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

Within 3 km, the terrain around Darwen has significant variations in elevation — a maximum elevation change of 290 m around an average of 229 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 474 m; within 80 km, large variations in elevation — a maximum elevation change of 733 m.

The land around Darwen is covered by grassland (57%) and trees (24%) within 3 km, grassland (57%) and trees (25%) within 16 km, and grassland (54%) within 80 km.

3 km
290 m
16 km
474 m
80 km
733 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Blackburn 6.0 km · Haslingden 9.0 km · Accrington 9.0 km · Ramsbottom 11 km · Chorley 11 km · Rawtenstall 12 km · Horwich 12 km · Rossendale 12 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 Darwen (53.698°, -2.4649°, elevation 172 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).