Isle of Lewis weather in October

In October, Isle of Lewis sees average daytime highs of 12°C and overnight lows near 8°C, with 103 mm of rain across 17.6 wet days and about 9.9 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 14°C in the first days to 11°C by the end. The sky is clear or mostly clear about 8% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of October to 8 h 42 min by month's end. Set against the rest of the year, October is Isle of Lewis's 5th-clearest and 6th-windiest month. For the whole year in context, see Isle of Lewis's year-round climate.

Daytime high
12°
6th warmest
Overnight low
8th coldest
Rainfall
103 mm
17.6 wet days
Daylight
9 h 54 min
7:13 AM – 5:08 PM
Cloud cover
76%
5th clearest
Wind
20 km/h
6th windiest
Solar energy
1.31 kWh/m²
Travel score
2.7
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 14°C in the first days to 11°C by the end.

A typical October day in Isle of Lewis reaches about 12°C in the afternoon and slips back to 8°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 15°C. Set against its neighbours, October runs about 3°C cooler than September and about 3°C warmer than November.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1149
2149
3149
4149
5139
6139
7139
8139
9138
10138
11138
12138
13138
14138
15128
16128
17128
18128
19128
20128
21127
22127
23127
24127
25117
26117
27117
28117
29117
30117
31117

How October really feels in Isle of Lewis

Once humidity and wind are folded in, October 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

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Isle of Lewis weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 10016.21.16.91.0
Feb / 8014.828.91.1
Mar / 8416.81.311.41.4
Apr11° / 7416.10.4142.2
May13° / 7616.8016.43.0
Jun15° / 10°7916.6017.83.6
Jul17° / 11°8818.6017.24.1
Aug17° / 11°9417.9015.14.2
Sep15° / 10°8915.8012.53.7
Oct12° / 10317.609.92.7
Nov10° / 9116.30.27.51.7
Dec / 9015.716.21.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12179
22179
32179
42278
52278
62278
72377
82476
92476
102575
112575
122575
132674
142674
152674
162674
172773
182773
192773
202773
212674
222674
232674
242674
252674
262674
272674
282773
292773
302773
312773

Chance of precipitation in October

Any precipitation

Isle of Lewis gets around 103 mm of rain over 17.6 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 56% and peaks near 59% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
156
256
357
457
557
656
756
855
954
1053
1153
1252
1352
1452
1552
1652
1752
1853
1953
2054
2155
2256
2357
2458
2559
2659
2759
2859
2959
3059
3159

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1964
2973
3973
4973
5973
6982
7982
8982
9982
10982
11991
12991
13991
14991
15991
16991
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in October

Winds average 20 km/h in October.

Across October, daily wind ranges from about 20 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120light breeze
220light breeze
320light breeze
420light breeze
520breezy
620breezy
720breezy
820breezy
920breezy
1020light breeze
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1520light breeze
1620light breeze
1720light breeze
1820light breeze
1920light breeze
2020light breeze
2120light breeze
2220light breeze
2320breezy
2420breezy
2520breezy
2620breezy
2720breezy
2820breezy
2920breezy
3020breezy
3121breezy

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 12 min at the start of October to 8 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 150 minutes over October. Sunrise moves from 6:39 AM to 7:49 AM, and sunset from 5:50 PM to 4:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:395:50
211.16:415:48
311.06:435:45
410.96:455:42
510.96:485:39
610.86:505:36
710.76:525:33
810.66:555:30
910.56:575:27
1010.46:595:25
1110.37:025:22
1210.37:045:19
1310.27:065:16
1410.17:095:13
1510.07:115:11
169.97:135:08
179.87:165:05
189.77:185:02
199.77:205:00
209.67:234:57
219.57:254:54
229.47:274:52
239.37:304:49
249.27:324:47
259.27:354:44
269.17:374:42
279.07:394:39
288.97:424:37
298.87:444:34
308.87:474:32
318.77:494:29

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.31 kWh/m².

For context, solar energy here swings from a low near 0.27 kWh/m² to a high of 5.2 kWh/m² in June across the year — October's 1.31 kWh/m² falls in the middle.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.9Dim
21.8Dim
31.8Dim
41.8Dim
51.7Dim
61.7Dim
71.6Dim
81.6Dim
91.6Dim
101.5Dim
111.5Dim
121.5Dim
131.4Dim
141.4Dim
151.4Dim
161.3Dim
171.3Dim
181.3Dim
191.2Dim
201.2Dim
211.2Dim
221.1Dim
231.1Dim
241.1Dim
251.0Dim
261.0Dim
271.0Dim
280.9Dim
290.9Dim
300.9Dim
310.9Dim
Planning a trip in October

Is October a good time to visit Isle of Lewis?

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

2.7
Sightseeing
6th-best month of the year
Beach & pool
never really warm enough

October is a weaker month for outdoor sightseeing in Isle of Lewis.

What to pack for Isle of Lewis in October

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

In October, Isle of Lewis sees daytime highs around 12°C and nights near 8°C. Pack rain gear. Worth having: a warm layer and a windbreaker. About 18 days see rain.

rain geara warm layera windbreaker

Sea temperature near Isle of Lewis in October

The nearest coast averages about 12°C in October — 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 13°C and coldest in March near 8°C.

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

6°8°10°12°14°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr8Bracing
May9Bracing
Jun11Bracing
Jul13Bracing
Aug13Bracing
Sep13Bracing
Oct12Bracing
Nov11Bracing
Dec10Bracing

UV index in Isle of Lewis in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Isle of Lewis peaks around July 12 at about 5 (high) — a little sun protection helps at midday. It bottoms out near December 19 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateModerateLowJul 12UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5Moderate
Jul5High
Aug4Moderate
Sep2Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Isle of Lewis?

Isle of Lewis sits at 58.2°N, 6.4°W, 14 m above sea level, in United Kingdom. The nearest listed city is Inverness, 152 km away.

InvernessFort WilliamElginPerthGreenockVale of LevenDumbartonStirling

Topography around Isle of Lewis

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

Within 3 km, the terrain around Isle of Lewis has only modest variations in elevation — a maximum elevation change of 101 m around an average of 30 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 287 m; within 80 km, large variations in elevation — a maximum elevation change of 1,019 m.

The land around Isle of Lewis is covered by grassland (68%) within 3 km, grassland (60%) and water (37%) within 16 km, and water (77%) and grassland (22%) within 80 km.

3 km
101 m
16 km
287 m
80 km
1,019 m
treesgrasslandartificial surfacesbare terrainwaterwetland
October weather nearby: Inverness 152 km · Fort William 174 km · Elgin 192 km · Perth 270 km · Greenock 271 km · Vale of Leven 273 km · Dumbarton 276 km · Stirling 276 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 Isle of Lewis (58.219°, -6.388°, elevation 14 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).