Greenock weather in October

In October, Greenock sees average daytime highs of 12°C and overnight lows near 6°C, with 174 mm of precipitation across 17.4 wet days and about 10.1 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 13°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 18 min at the start of October to 9 hours by month's end. Set against the rest of the year, October is Greenock's 6th-clearest and 6th-windiest month. For the whole year in context, see Greenock's year-round climate.

Daytime high
12°
6th warmest
Overnight low
7th coldest
Precipitation
174 mm
17.4 wet days
Daylight
10 h 06 min
7:01 AM – 5:07 PM
Cloud cover
78%
6th clearest
Wind
13 km/h
6th windiest
Solar energy
1.33 kWh/m²
Travel score
2.5
out of 10

Greenock is town and administrative centre of Inverclyde, Scotland, UK.

Air quality
Good
PM2.5 6.6 µg/m³ · 2019

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 13°C in the first days to 11°C by the end.

A typical October day in Greenock reaches about 12°C in the afternoon and slips back to 6°C overnight — a 6°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)
1148
2138
3138
4137
5137
6137
7137
8137
9137
10137
11127
12127
13127
14127
15126
16126
17126
18126
19126
20116
21116
22116
23116
24116
25116
26116
27116
28116
29115
30105
31105

How October really feels in Greenock

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.

Greenock weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 17718.65.37.40.4
Feb / 14416.44.69.20.6
Mar / 13116.33.311.41.2
Apr11° / 10415.60.913.82.2
May14° / 11015.70.1163.4
Jun16° / 11216.2017.24.0
Jul17° / 11°12517.3016.74.5
Aug17° / 11°14318.2014.84.4
Sep15° / 13015.7012.53.8
Oct12° / 17417.40.110.12.5
Nov / 16017.80.781.3
Dec / 17117.23.46.80.5

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 12% of October, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31882
41981
51981
61981
72179
82179
92278
102278
112179
122278
132278
142278
152179
162179
172179
182179
192179
202080
212080
222080
232080
242080
252080
261981
271981
281981
292080
302080
311981

Chance of precipitation in October

Any precipitation

Greenock gets around 174 mm of rain and snow over 17.4 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 56% and peaks near 63% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202531
Rain chance (%)
158
258
358
457
556
655
754
853
952
1051
1150
1250
1350
1450
1551
1651
1752
1853
1954
2056
2157
2258
2359
2460
2561
2662
2762
2863
2963
3063
3163

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 (%)
1955
2964
3964
4964
5973
6973
7982
8982
9982
10991
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 13 km/h in October.

Across October, daily wind ranges from about 13 km/h on the calmest days to 13 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
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 18 min at the start of October to 9 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 138 minutes over October. Sunrise moves from 6:30 AM to 7:34 AM, and sunset from 5:46 PM to 4:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:305:46
211.26:325:43
311.16:345:41
411.06:365:38
510.96:385:35
610.96:405:33
710.86:435:30
810.76:455:27
910.66:475:25
1010.66:495:22
1110.56:515:19
1210.46:535:17
1310.36:555:14
1410.26:575:12
1510.26:595:09
1610.17:015:07
1710.07:045:04
189.97:065:02
199.97:084:59
209.87:104:57
219.77:124:54
229.67:144:52
239.67:164:50
249.57:194:47
259.47:214:45
269.37:234:43
279.37:254:40
289.27:274:38
299.17:294:36
309.07:324:34
319.07:344:32

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.33 kWh/m².

For context, solar energy here swings from a low near 0.35 kWh/m² to a high of 4.7 kWh/m² in May across the year — October's 1.33 kWh/m² falls in the middle.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.8Dim
21.8Dim
31.7Dim
41.7Dim
51.7Dim
61.6Dim
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
251.1Dim
261.0Dim
271.0Dim
281.0Dim
290.9Dim
300.9Dim
310.9Dim
Planning a trip in October

Is October a good time to visit Greenock?

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

2.5
Sightseeing
6th-best month of the year
Beach & pool
never really warm enough

October is a weaker month for outdoor sightseeing in Greenock.

What to pack for Greenock in October

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

In October, Greenock sees daytime highs around 12°C and nights near 6°C. Pack a warm layer and rain gear. About 17 days see rain.

a warm layerrain gear

Sea temperature near Greenock 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 at the nearest coast (about 24 km away) is warmest in August at about 15°C and coldest in February near 7°C.

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

5°10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan8Bracing
Feb7Bracing
Mar7Bracing
Apr8Bracing
May10Bracing
Jun13Bracing
Jul15Bracing
Aug15Cool
Sep14Bracing
Oct12Bracing
Nov11Bracing
Dec9Bracing

UV index in Greenock in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Greenock peaks around June 20 at about 5 (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 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 20UV 5Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5Moderate
Jun5High
Jul5Moderate
Aug4Moderate
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Greenock?

Greenock sits at 55.9°N, 4.8°W, 12 m above sea level, in United Kingdom. The nearest listed city is Vale of Leven, 12 km away.

Topography around Greenock

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

Within 3 km, the terrain around Greenock has significant variations in elevation — a maximum elevation change of 279 m around an average of 65 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 706 m; within 80 km, large variations in elevation — a maximum elevation change of 1,195 m.

The land around Greenock is covered by water (41%) and grassland (27%) within 3 km, grassland (50%), water (24%) and trees (22%) within 16 km, and grassland (53%) and water (24%) within 80 km.

3 km
279 m
16 km
706 m
80 km
1,195 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Vale of Leven 12 km · Dumbarton 12 km · Erskine 20 km · Johnstone 20 km · Clydebank 23 km · Paisley 24 km · Renfrew 24 km · Bearsden 27 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 Greenock (55.9484°, -4.7612°, elevation 12 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).