Pori weather in October

In October, Pori sees average daytime highs of 8°C and overnight lows near 4°C, with 65 mm of precipitation across 11.5 wet days and about 9.6 hours of daylight. It is the 6th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 11°C in the first days to 6°C by the end. The sky is clear or mostly clear about 18% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 06 min at the start of October to 8 h 12 min by month's end. Set against the rest of the year, October is Pori's 8th-clearest and 4th-windiest month. For the whole year in context, see Pori's year-round climate.

Daytime high
6th warmest
Overnight low
7th coldest
Precipitation
65 mm
11.5 wet days
Daylight
9 h 36 min
7:30 AM – 5:06 PM
Cloud cover
73%
8th clearest
Wind
17 km/h
4th windiest
Solar energy
1.08 kWh/m²
Travel score
1.3
out of 10
Air quality
Excellent
PM10 12.2 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 11°C in the first days to 6°C by the end.

A typical October day in Pori reaches about 8°C in the afternoon and slips back to 4°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 12°C. Set against its neighbours, October runs about 6°C cooler than September and about 5°C warmer than November.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1117
2117
3116
4116
5106
6106
7106
8106
9105
1095
1195
1295
1395
1484
1584
1684
1784
1874
1974
2073
2173
2273
2373
2463
2563
2663
2763
2863
2962
3062
3162

How October really feels in Pori

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 15 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
15
wind chill below the day's low

The story in October is cold — wind chill drags the overnight "feels like" below the raw low.

Pori weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -5°4310.28.560.0
Feb-2° / -6°3487.68.40.0
Mar / -4°338.3611.30.0
Apr / 338.2214.30.8
May12° / 397.80.217.13.3
Jun16° / 10°6010.3018.95.0
Jul20° / 13°7411.7018.16.0
Aug19° / 13°7412.2015.65.7
Sep14° / 6210.2012.64.1
Oct / 6511.50.99.61.3
Nov / 5611.13.76.80.0
Dec / -3°5311.56.85.10.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% 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 71%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23466
33466
43367
53367
63268
73268
83268
93268
103268
113268
123169
133070
143070
153070
162971
172971
182971
192773
202872
212872
222773
232674
242674
252674
262674
272674
282674
292674
302575
312575

Chance of precipitation in October

Any precipitationSnow

Pori gets around 65 mm of rain and snow over 11.5 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 36% and peaks near 39% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1350
2360
3360
4370
5371
6371
7371
8361
9361
10361
11351
12352
13352
14342
15342
16343
17343
18353
19353
20364
21364
22374
23374
24385
25385
26395
27396
28396
29396
30397
31387

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in October

Winds average 17 km/h in October.

Across October, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 06 min at the start of October to 8 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 174 minutes over October. Sunrise moves from 6:49 AM to 8:12 AM, and sunset from 5:54 PM to 4:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:495:54
211.06:525:51
310.96:555:48
410.86:575:45
510.77:005:41
610.67:035:38
710.57:055:35
810.47:085:32
910.37:115:28
1010.27:135:25
1110.17:165:22
1210.07:195:19
139.97:215:16
149.87:245:12
159.77:275:09
169.67:305:06
179.57:325:03
189.47:355:00
199.37:384:57
209.27:414:54
219.17:434:51
229.07:464:48
238.97:494:45
248.87:524:42
258.77:554:39
268.67:574:36
278.58:004:33
288.48:034:30
298.48:064:27
308.38:094:24
318.28:124:21

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.08 kWh/m².

For context, solar energy here swings from a low near 0.12 kWh/m² to a high of 5.97 kWh/m² in June across the year — October's 1.08 kWh/m² falls in the middle.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.7Dim
21.7Dim
31.6Dim
41.6Dim
51.5Dim
61.5Dim
71.4Dim
81.4Dim
91.4Dim
101.3Dim
111.3Dim
121.2Dim
131.2Dim
141.2Dim
151.1Dim
161.1Dim
171.1Dim
181.0Dim
191.0Dim
200.9Dim
210.9Dim
220.9Dim
230.8Dim
240.8Dim
250.8Dim
260.8Dim
270.7Dim
280.7Dim
290.7Dim
300.6Dim
310.6Dim
Planning a trip in October

Is October a good time to visit Pori?

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

1.3
Sightseeing
6th-best month of the year
0.0
Beach & pool
6th-best month of the year

October is a weaker month for outdoor sightseeing in Pori.

What to pack for Pori in October

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

In October, Pori sees daytime highs around 8°C and nights near 4°C. Pack a warm layer. Worth having: rain gear. About 12 days see rain.

a warm layerrain gear

Sea temperature near Pori in October

The nearest coast averages about 10°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 25 km away) is warmest in August at about 17°C and coldest in March near 1°C.

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

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar1Bracing
Apr2Bracing
May5Bracing
Jun10Bracing
Jul15Cool
Aug17Cool
Sep14Bracing
Oct10Bracing
Nov7Bracing
Dec4Bracing

UV index in Pori 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 Pori peaks around June 16 at about 5 (moderate) — 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJun 16UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar1Low
Apr2Moderate
May4Moderate
Jun5Moderate
Jul4Moderate
Aug4Moderate
Sep2Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Pori?

Pori sits at 61.5°N, 21.8°E, 20 m above sea level, in Finland. The nearest listed city is Rauma, 42 km away.

NokiaYlöjärviLoimaaPirkkalaLempäälä

Topography around Pori

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

Within 3 km, the terrain around Pori has only modest variations in elevation — a maximum elevation change of 35 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 74 m; within 80 km, significant variations in elevation — a maximum elevation change of 253 m.

The land around Pori is covered by trees (39%) and artificial surfaces (33%) within 3 km, trees (62%) within 16 km, and trees (61%) and water (25%) within 80 km.

3 km
35 m
16 km
74 m
80 km
253 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Rauma 42 km · Vammala 62 km · Sastamala 62 km · Nokia 91 km · Ylöjärvi 96 km · Loimaa 98 km · Pirkkala 98 km · Lempäälä 106 km

Finland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 85% of US
price level, 2025
GDP per capita
$56,149
2025
Happiness
7.8 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1
per 100k, 2023
Road deaths
3.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 603
Religion
Lutheran 67%none 31%other 2%Greek Orthodox 1%

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 Pori (61.4807°, 21.7852°, 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).