Carlisle weather in August

In August, Carlisle sees average daytime highs of 18°C and overnight lows near 11°C, with 88 mm of rain across 15.3 wet days and about 14.7 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 17°C by the end. The sky is clear or mostly clear about 7% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 42 min at the start of August to 13 h 42 min by month's end. Set against the rest of the year, August is Carlisle's 9th-clearest and 11th-windiest month. For the whole year in context, see Carlisle's year-round climate.

Daytime high
18°
2nd warmest
Overnight low
11°
11th coldest
Rainfall
88 mm
15.3 wet days
Daylight
14 h 42 min
4:54 AM – 7:38 PM
Cloud cover
76%
9th clearest
Wind
12 km/h
11th windiest
Solar energy
3.6 kWh/m²
Travel score
5.0
out of 10

Carlisle is city in Cumberland, Cumbria, England.

Air quality
Moderate
PM2.5 10.8 µg/m³ · 2019
Density
4,152/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 17°C by the end.

A typical August day in Carlisle reaches about 18°C in the afternoon and slips back to 11°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 21°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
121812
131812
141811
151811
161811
171811
181811
191811
201811
211811
221811
231811
241811
251811
261811
271711
281711
291710
301710
311710

How August really feels in Carlisle

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.

Carlisle weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9514.92.37.60.5
Feb / 8013.21.99.30.7
Mar / 6913.11.411.41.5
Apr11° / 6613.30.413.82.6
May14° / 6913.30.115.83.8
Jun17° / 10°7713.90174.7
Jul19° / 11°8115.3016.55.1
Aug18° / 11°8815.3014.75.0
Sep16° / 7012.6012.54.4
Oct12° / 9014010.23.0
Nov / 8914.90.38.11.5
Dec / 10014.81.670.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 78%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22080
32080
42080
52179
62080
72080
82179
92179
102179
112179
122179
132278
142377
152377
162278
172278
182278
192377
202278
212278
222278
232377
242476
252377
262377
272278
282278
292377
302377
312377

Chance of precipitation in August

Any precipitation

Carlisle gets around 88 mm of rain over 15.3 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 50% and peaks near 53% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
151
251
351
450
550
650
750
850
950
1050
1150
1251
1351
1452
1552
1653
1753
1853
1953
2052
2152
2251
2350
2449
2547
2646
2745
2844
2943
3043
3142

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 69% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
162326
263316
363316
463316
563307
663307
764297
864297
965296
1065296
1166286
1266286
1366286
1466286
1567285
1667285
1767285
1869274
1969274
2071263
2171263
2272253
2373252
2474242
2575232
2676222
2777212
2879201
2979201
3080191
3181181

Wind in August

Winds average 12 km/h in August.

Across August, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3113light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 42 min at the start of August to 13 h 42 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 4:26 AM to 5:22 AM, and sunset from 8:10 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.74:268:10
215.74:288:08
315.64:308:06
415.54:318:04
515.54:338:02
615.44:358:00
715.34:377:58
815.34:397:56
915.24:417:54
1015.24:427:51
1115.14:447:49
1215.04:467:47
1314.94:487:45
1414.94:507:43
1514.84:527:40
1614.74:547:38
1714.74:567:36
1814.64:577:33
1914.54:597:31
2014.55:017:29
2114.45:037:26
2214.35:057:24
2314.25:077:21
2414.25:097:19
2514.15:117:16
2614.05:137:14
2713.95:157:11
2813.95:177:09
2913.85:187:06
3013.75:207:04
3113.75:227:01

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.6 kWh/m².

For context, solar energy here swings from a low near 0.41 kWh/m² to a high of 4.77 kWh/m² in May across the year — August's 3.6 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.7Moderate
123.7Moderate
133.7Moderate
143.7Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.3Moderate
263.3Moderate
273.3Moderate
283.3Moderate
293.2Moderate
303.2Moderate
313.1Moderate
Planning a trip in August

Is August a good time to visit Carlisle?

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

5.0
Sightseeing
2nd-best month of the year
1.7
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Carlisle for sightseeing.

What to pack for Carlisle in August

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

In August, Carlisle sees daytime highs around 18°C and nights near 11°C. Pack rain gear. About 15 days see rain.

rain gear

Sea temperature near Carlisle 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 28 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
Jan6Bracing
Feb6Bracing
Mar6Bracing
Apr8Bracing
May11Bracing
Jun14Bracing
Jul16Cool
Aug17Cool
Sep15Cool
Oct13Bracing
Nov11Bracing
Dec8Bracing

UV index in Carlisle 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 Carlisle peaks around June 23 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 20 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 23UV 6Dec 20UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5High
Jun6High
Jul6High
Aug6High
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Carlisle?

Carlisle sits at 54.9°N, 2.9°W, 29 m above sea level, in United Kingdom. The nearest listed city is Penrith, 28 km away.

ConsettNewburn

Topography around Carlisle

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

Within 3 km, the terrain around Carlisle has only modest variations in elevation — a maximum elevation change of 53 m around an average of 25 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 430 m; within 80 km, large variations in elevation — a maximum elevation change of 961 m.

The land around Carlisle is covered by grassland (37%), artificial surfaces (37%) and trees (21%) within 3 km, grassland (65%) within 16 km, and grassland (69%) within 80 km.

3 km
53 m
16 km
430 m
80 km
961 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Penrith 28 km · Dumfries 47 km · Workington 48 km · Whitehaven 57 km · Windermere 57 km · Kendal 64 km · Consett 71 km · Newburn 77 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 Carlisle (54.8951°, -2.9382°, elevation 29 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).