Solin weather in September

In September, Solin sees average daytime highs of 22°C and overnight lows near 18°C, with 103 mm of rain across 7.8 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 20°C by the end. The sky is clear or mostly clear about 57% 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 Solin's 4th-clearest and 8th-windiest month. For the whole year in context, see Solin's year-round climate.

Daytime high
22°
4th warmest
Overnight low
18°
9th coldest
Rainfall
103 mm
7.8 wet days
Daylight
12 h 18 min
5:40 AM – 5:57 PM
Cloud cover
39%
4th clearest
Wind
11 km/h
8th windiest
Solar energy
4.55 kWh/m²
Travel score
7.3
out of 10

Solin is town in Split-Dalmatia County, Croatia.

Density
614/km²
people per km²

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 24°C in the first days to 20°C by the end.

A typical September day in Solin reaches about 22°C in the afternoon and slips back to 18°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 25°C. Set against its neighbours, September runs about 4°C cooler than August and about 4°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12420
22420
32419
42419
52319
62319
72319
82319
92318
102318
112318
122218
132218
142218
152218
162218
172217
182217
192217
202117
212117
222117
232117
242117
252117
262116
272116
282016
292016
302016

Solin weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 12111.21.29.11.9
Feb10° / 1069.81.510.22.1
Mar12° / 1029.70.811.63.3
Apr15° / 11°99110.213.24.4
May19° / 15°719.2014.56.4
Jun23° / 19°426.8015.27.8
Jul25° / 21°254.7014.98.3
Aug26° / 21°404.5013.88.3
Sep22° / 18°1037.8012.37.3
Oct18° / 14°13711.1010.86.0
Nov14° / 10°22213.90.29.53.8
Dec10° / 17312.60.98.82.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 29%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18119
27921
37822
47723
57624
67624
77426
87327
97327
107228
117129
127129
137030
147030
157030
167030
176931
186832
196832
206832
216832
226832
236832
246832
256733
266733
276733
286634
296634
306535

Chance of precipitation in September

Any precipitation

Solin gets around 103 mm of rain over 7.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 26% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
121
222
322
423
523
623
724
824
925
1025
1125
1226
1326
1426
1526
1627
1727
1827
1927
2028
2128
2228
2328
2429
2529
2630
2730
2831
2932
3032

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 34% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
117183826
218193824
319213822
420223820
521233918
621243916
722253914
822264013
922264011
1023274010
112327409
122428408
132528407
142628397
152728386
162829376
172929366
183129355
193229345
203429325
213530314
223730294
233830284
243931273
254031263
264032253
274133243
284134232
294235222
304235212

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812light breeze
2912light breeze
3012light breeze

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 5:22 AM to 5:56 AM, and sunset from 6:25 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:226:25
213.05:236:23
312.95:256:22
412.95:266:20
512.95:276:18
612.85:286:16
712.75:296:14
812.75:306:12
912.65:316:10
1012.65:336:09
1112.55:346:07
1212.55:356:05
1312.45:366:03
1412.45:376:01
1512.35:385:59
1612.35:405:57
1712.25:415:55
1812.25:425:53
1912.15:435:51
2012.15:445:50
2112.05:455:48
2212.05:475:46
2311.95:485:44
2411.95:495:42
2511.85:505:40
2611.85:515:38
2711.75:525:36
2811.75:545:34
2911.65:555:33
3011.65:565:31

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.55 kWh/m².

For context, solar energy here swings from a low near 1.44 kWh/m² to a high of 6.95 kWh/m² in July across the year — September's 4.55 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.2Bright
45.2Bright
55.1Bright
65.0Bright
75.0Bright
84.9Bright
94.9Bright
104.8Bright
114.8Bright
124.7Bright
134.7Bright
144.6Bright
154.5Bright
164.5Bright
174.5Bright
184.4Bright
194.3Bright
204.3Bright
214.3Bright
224.2Bright
234.2Bright
244.1Bright
254.1Bright
264.0Bright
274.0Moderate
283.9Moderate
293.9Moderate
303.8Moderate
Planning a trip in September

Hazard calendar for Solin

In seasonPeak

In September, Solin sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Solin's rainy season runs September–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Solin?

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

7.3
Sightseeing
4th-best month of the year
5.1
Beach & pool
4th-best month of the year

September is one of the better times to visit Solin for general sightseeing.

What to pack for Solin in September

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

In September, Solin sees daytime highs around 22°C and nights near 18°C. Worth packing: light clothes and sun protection. About 8 days see rain.

light clothessun protection

Sea temperature near Solin in September

The nearest coast averages about 23°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 km away) is warmest in August at about 25°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 2 to Oct 27 — about 4.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar14Bracing
Apr15Bracing
May18Cool
Jun22Refreshing
Jul24Warm
Aug25Warm
Sep23Refreshing
Oct21Refreshing
Nov19Cool
Dec16Cool

UV index in Solin in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Solin peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 15UV 9Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar5Moderate
Apr7High
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Solin in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Solin is worst in April — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1615 µg/m³Dec 159 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb12Moderate
Mar13Moderate
Apr15Moderate
May14Moderate
Jun13Moderate
Jul12Moderate
Aug13Moderate
Sep9Good
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Solin?

Solin sits at 43.5°N, 16.5°E, 15 m above sea level, in Croatia. The nearest listed city is Split, 6.0 km away.

HvarSibenikKorčulaBugojnoMeđugorjeJajceMostar

Topography around Solin

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

Within 3 km, the terrain around Solin has large variations in elevation — a maximum elevation change of 669 m around an average of 146 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,316 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,986 m.

The land around Solin is covered by trees (43%) and artificial surfaces (29%) within 3 km, water (31%), trees (29%) and shrubs (20%) within 16 km, and water (38%), trees (27%) and grassland (21%) within 80 km.

3 km
669 m
16 km
1,316 m
80 km
1,986 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Split 6.0 km · Hvar 41 km · Sibenik 53 km · Korčula 83 km · Bugojno 96 km · Međugorje 103 km · Jajce 108 km · Mostar 108 km

Croatia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 53% of US
price level, 2025
GDP per capita
$27,104
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
87%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
7.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 617
Religion
Roman Catholic 79%other Christian 5%none or atheist 5%Orthodox 3%

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 Solin (43.5432°, 16.4931°, elevation 15 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).