Arhavi weather in September

In September, Arhavi sees average daytime highs of 20°C and overnight lows near 15°C, with 274 mm of rain across 19.4 wet days and about 12.3 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 19°C by the end. The sky is clear or mostly clear about 23% of the time in September, and the air most often feels humid.

Daylight stretches from about 13 hours at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Arhavi's 3rd-clearest and 8th-windiest month. For the whole year in context, see Arhavi's year-round climate.

Daytime high
20°
3rd warmest
Overnight low
15°
10th coldest
Rainfall
274 mm
19.4 wet days
Daylight
12 h 18 min
5:01 AM – 5:17 PM
Cloud cover
61%
3rd clearest
Wind
6 km/h
8th windiest
Solar energy
3.87 kWh/m²
Travel score
4.9
out of 10

Arhavi is district and town in Artvin, Turkey.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 19°C by the end.

A typical September day in Arhavi reaches about 20°C in the afternoon and slips back to 15°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 24°C. Set against its neighbours, September runs about 2°C cooler than August and about 3°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12117
22117
32116
42116
52116
62116
72116
82116
92116
102116
112015
122015
132015
142015
152015
162015
172015
182015
192015
202015
212014
222014
232014
241914
251914
261914
271914
281914
291913
301913

How September really feels in Arhavi

Once humidity and wind are folded in, September 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

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

Arhavi weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 18016.313.49.40.0
Feb / 14514.511.910.30.1
Mar / 15516.311.511.71.1
Apr12° / 12316.55.313.12.7
May17° / 11°16919.60.514.34.1
Jun20° / 15°20620014.94.8
Jul22° / 17°21021.5014.74.8
Aug22° / 18°25323.8013.74.5
Sep20° / 15°27419.4012.34.9
Oct17° / 11°27117.21.410.94.6
Nov12° / 20313.55.89.72.8
Dec / 18515109.10.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13367
23367
33367
43367
53367
63367
73565
83565
93664
103763
113862
123961
134060
144060
154159
164159
174357
184357
194357
204555
214555
224555
234654
244555
254654
264555
274654
284555
294654
304753

Chance of precipitation in September

Any precipitation

Arhavi gets around 274 mm of rain over 19.4 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 64% and peaks near 73% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
173
272
372
471
571
670
769
869
968
1067
1166
1265
1364
1463
1563
1662
1762
1861
1961
2061
2160
2260
2360
2460
2560
2659
2759
2858
2958
3057

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
152046281
262147261
362247241
472447221
582547200
682746180
792846160
8103046140
9113145130
10113245110
11123444100
1213344480
1314354370
1415354360
1517364350
1618354240
1719354240
1821354130
1923354030
2025343920
2127343720
2229343610
2331343410
2433343210
2535343010
2636352810
2738362600
2840362300
2942372100
3043381800

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 hours at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over September. Sunrise moves from 4:45 AM to 5:16 AM, and sunset from 5:44 PM to 4:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.04:455:44
212.94:465:42
312.94:475:40
412.84:485:38
512.84:505:37
612.74:515:35
712.74:525:33
812.64:535:31
912.64:545:30
1012.64:555:28
1112.54:565:26
1212.54:575:24
1312.44:585:23
1412.44:595:21
1512.35:005:19
1612.35:015:17
1712.25:025:15
1812.25:035:14
1912.15:045:12
2012.15:055:10
2112.05:065:08
2212.05:075:07
2311.95:085:05
2411.95:095:03
2511.85:105:01
2611.85:114:59
2711.85:134:58
2811.75:144:56
2911.75:154:54
3011.65:164:52

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.87 kWh/m².

For context, solar energy here swings from a low near 1.64 kWh/m² to a high of 5.61 kWh/m² in June across the year — September's 3.87 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.0Bright
94.0Bright
104.0Bright
114.0Moderate
124.0Moderate
134.0Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.7Moderate
233.7Moderate
243.7Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.6Moderate
293.5Moderate
303.5Moderate
Planning a trip in September

Is September a good time to visit Arhavi?

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

4.9
Sightseeing
1st-best month of the year
2.6
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Arhavi for sightseeing.

What to pack for Arhavi in September

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

In September, Arhavi sees daytime highs around 20°C and nights near 15°C. Pack rain gear. About 19 days see rain.

rain gear

Sea temperature near Arhavi in September

The nearest coast averages about 25°C in September — 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 26°C and coldest in February near 9°C.

It's comfortable for a long swim from Jun 5 to Oct 21 — about 4.6 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan10Bracing
Feb9Bracing
Mar9Bracing
Apr11Bracing
May17Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct21Refreshing
Nov17Cool
Dec13Bracing

UV index in Arhavi in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Arhavi peaks around June 20 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateLowJun 20UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar3Moderate
Apr7High
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec2Low
Location & terrain

Where is Arhavi?

Arhavi sits at 41.4°N, 41.3°E, 6 m above sea level, in Turkey. The nearest listed city is Hopa, 11 km away.

Poti

Topography around Arhavi

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

Within 3 km, the terrain around Arhavi has significant variations in elevation — a maximum elevation change of 574 m around an average of 86 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,127 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,871 m.

The land around Arhavi is covered by trees (52%) and water (43%) within 3 km, water (50%) and trees (49%) within 16 km, and trees (45%), water (31%) and grassland (22%) within 80 km.

3 km
574 m
16 km
2,127 m
80 km
3,871 m
treesgrasslandartificial surfacesbare terrainwater
September weather nearby: Hopa 11 km · Ardeşen 33 km · Batumi 42 km · Artvin 47 km · Çayeli 57 km · Kobuleti 66 km · Rize 75 km · Poti 93 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 Arhavi (41.3512°, 41.3046°, elevation 6 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).