Giresun weather in October

In October, Giresun sees average daytime highs of 19°C and overnight lows near 15°C, with 213 mm of rain across 16.2 wet days and about 10.9 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 17°C by the end. The sky is clear or mostly clear about 27% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 18 min by month's end. Set against the rest of the year, October is Giresun's 8th-clearest and 7th-windiest month. For the whole year in context, see Giresun's year-round climate.

Daytime high
19°
5th warmest
Overnight low
15°
8th coldest
Rainfall
213 mm
16.2 wet days
Daylight
10 h 54 min
5:45 AM – 4:38 PM
Cloud cover
62%
8th clearest
Wind
8 km/h
7th windiest
Solar energy
2.93 kWh/m²
Travel score
5.4
out of 10

Giresun is central district and city in Giresun Province, Turkey.

Air quality
Elevated
PM2.5 21.8 µg/m³ · 2019
Density
396/km²
people per km²

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 21°C in the first days to 17°C by the end.

A typical October day in Giresun reaches about 19°C in the afternoon and slips back to 15°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 24°C. Set against its neighbours, October runs about 3°C cooler than September and about 4°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12117
22117
32116
42116
52116
62116
72116
82116
92016
102016
112016
122016
132015
142015
152015
162015
171915
181915
191915
201915
211914
221914
231814
241814
251814
261814
271813
281813
291713
301713
311713

Giresun weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 13215.65.49.41.6
Feb / 9813.65.210.41.6
Mar11° / 11915.83.311.72.4
Apr14° / 10614.20.213.13.9
May18° / 14°11013.8014.35.5
Jun22° / 18°9912.4014.96.5
Jul25° / 21°8212.1014.66.8
Aug25° / 21°10213.8013.66.4
Sep23° / 18°17614.6012.36.1
Oct19° / 15°21316.2010.95.4
Nov15° / 11°14912.80.59.74.3
Dec11° / 13114.72.49.12.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45050
54852
64852
74852
84654
94654
104654
114555
124555
134456
144258
154159
164060
174060
184060
193961
203862
213862
223763
233763
243664
253664
263664
273763
283763
293862
303763
313961

Chance of precipitation in October

Any precipitation

Giresun gets around 213 mm of rain over 16.2 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 51% and peaks near 54% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
148
248
347
448
548
648
748
848
949
1049
1149
1250
1350
1450
1551
1651
1752
1852
1952
2053
2153
2254
2354
2454
2554
2654
2753
2853
2952
3051
3150

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 35% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1172736191
2182737181
3192737170
4192837150
5202838140
6212838130
7222938120
8232938100
924293890
1025293880
1126293770
1227303760
1328303660
1430303550
1531313440
1632313340
1734313230
1835323130
1937322920
2039322820
2140322610
2242322410
2344332210
2446332100
2549331900
2651321700
2753321500
2856311300
2958311100
3060301000
316329800

Wind in October

Winds average 8 km/h in October.

Across October, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over October. Sunrise moves from 5:28 AM to 6:02 AM, and sunset from 5:03 PM to 4:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:285:03
211.55:295:01
311.55:304:59
411.45:324:57
511.45:334:56
611.35:344:54
711.35:354:52
811.25:364:51
911.25:374:49
1011.25:384:48
1111.15:394:46
1211.15:404:44
1311.05:414:43
1411.05:434:41
1510.95:444:40
1610.95:454:38
1710.85:464:37
1810.85:474:35
1910.85:484:34
2010.75:494:32
2110.75:514:31
2210.65:524:29
2310.65:534:28
2410.55:544:27
2510.55:554:25
2610.55:564:24
2710.45:584:23
2810.45:594:21
2910.36:004:20
3010.36:014:19
3110.36:024:18

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.93 kWh/m².

For context, solar energy here swings from a low near 1.56 kWh/m² to a high of 6.25 kWh/m² in June across the year — October's 2.93 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.3Moderate
93.3Moderate
103.2Moderate
113.2Moderate
123.1Moderate
133.1Moderate
143.0Moderate
153.0Moderate
163.0Moderate
172.9Moderate
182.9Moderate
192.8Moderate
202.8Moderate
212.7Moderate
222.7Moderate
232.6Moderate
242.6Moderate
252.6Moderate
262.5Moderate
272.5Moderate
282.5Moderate
292.4Moderate
302.4Moderate
312.4Moderate
Planning a trip in October

Is October a good time to visit Giresun?

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

5.4
Sightseeing
6th-best month of the year
2.5
Beach & pool
5th-best month of the year

October is a reasonable time to visit Giresun for sightseeing.

What to pack for Giresun in October

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

In October, Giresun sees daytime highs around 19°C and nights near 15°C. Pack rain gear. About 16 days see rain.

rain gear

Sea temperature near Giresun in October

The nearest coast averages about 20°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 23 km away) is warmest in August at about 25°C and coldest in February near 8°C.

It's comfortable for a long swim from Jun 10 to Oct 15 — about 4.2 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan10Bracing
Feb8Bracing
Mar8Bracing
Apr11Bracing
May16Cool
Jun21Refreshing
Jul24Warm
Aug25Warm
Sep24Refreshing
Oct20Cool
Nov16Cool
Dec12Bracing

UV index in Giresun in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Giresun peaks around June 21 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateLowJun 21UV 9Dec 18UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar3Moderate
Apr7High
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Giresun in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Giresun is worst in March — around 32 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 16 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Giresun's WHO annual average of 21.8 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2232 µg/m³Dec 1617 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb25Moderate
Mar32Moderate
Apr31Moderate
May24Moderate
Jun19Moderate
Jul20Moderate
Aug21Moderate
Sep18Moderate
Oct19Moderate
Nov18Moderate
Dec16Moderate
Location & terrain

Where is Giresun?

Giresun sits at 40.9°N, 38.4°E, 39 m above sea level, in Turkey. The nearest listed city is Bulancak, 13 km away.

Topography around Giresun

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

Within 3 km, the terrain around Giresun has significant variations in elevation — a maximum elevation change of 508 m around an average of 76 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,205 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,262 m.

The land around Giresun is covered by water (54%) and trees (32%) within 3 km, trees (51%) and water (47%) within 16 km, and trees (45%), water (31%) and grassland (22%) within 80 km.

3 km
508 m
16 km
1,205 m
80 km
3,262 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Bulancak 13 km · Espiye 27 km · Tirebolu 37 km · Ordu 42 km · Görele 53 km · Gürgentepe 68 km · Şebin Karahisar 70 km · Beşikdüzü 73 km

Turkey travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$18,599
2025
Happiness
5.3 / 10
World Happiness, 2025
Homicide rate
3.2
per 100k, 2023
Road deaths
6.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 488
Religion
Muslim 100%other 0%

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 Giresun (40.917°, 38.3874°, elevation 39 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).