Rosolini weather in September

In September, Rosolini sees average daytime highs of 25°C and overnight lows near 22°C, with 38 mm of rain across 5.6 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 24°C by the end. The sky is clear or mostly clear about 70% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Rosolini's 4th-clearest and 9th-windiest month. For the whole year in context, see Rosolini's year-round climate.

Daytime high
25°
3rd warmest
Overnight low
22°
10th coldest
Rainfall
38 mm
5.6 wet days
Daylight
12 h 12 min
5:48 AM – 6:01 PM
Cloud cover
31%
4th clearest
Wind
14 km/h
9th windiest
Solar energy
4.98 kWh/m²
Travel score
8.1
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 26°C in the first days to 24°C by the end.

A typical September day in Rosolini reaches about 25°C in the afternoon and slips back to 22°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 27°C. Set against its neighbours, September runs about 2°C cooler than August and about 3°C warmer than October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12724
22624
32623
42623
52623
62623
72623
82623
92623
102623
112523
122522
132522
142522
152522
162522
172522
182522
192522
202522
212422
222421
232421
242421
252421
262421
272421
282421
292421
302421

Rosolini weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan14° / 11°688.39.84.4
Feb14° / 11°547.210.64.4
Mar15° / 12°436.711.75.1
Apr17° / 14°234.712.96.3
May20° / 17°122.913.97.8
Jun24° / 21°81.414.59.1
Jul27° / 24°30.714.39.1
Aug27° / 24°71.713.48.6
Sep25° / 22°385.612.28.1
Oct22° / 19°567.2117.4
Nov19° / 16°668.7106.3
Dec15° / 13°698.89.55.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 18%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1919
29010
38911
48911
58812
68713
78713
88713
98515
108515
118416
128416
138416
148317
158317
168317
178218
188119
198020
208020
218020
227822
237822
247822
257723
267723
277624
287624
297624
307525

Chance of precipitation in September

Any precipitation

Rosolini gets around 38 mm of rain over 5.6 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 18% and peaks near 25% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
110
211
311
412
513
613
714
814
915
1015
1115
1216
1316
1417
1517
1618
1719
1819
1920
2021
2122
2222
2323
2423
2523
2624
2724
2824
2925
3025

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 47% of days. Sticky, muggy-or-worse air turns up on roughly 63% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
102145232
203155230
303165229
403175327
503185425
604195423
704205521
804215520
905225419
1005235418
1105245318
1205255317
1316255117
1416265116
1516275115
1617284915
1717294814
1818304713
1919314613
2019324512
21210334412
22211344311
23211354110
24212354010
2521336399
2631337389
2731438378
2831439377
2931540366
3031640356

Wind in September

Winds average 14 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
112light 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
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over September. Sunrise moves from 5:35 AM to 5:59 AM, and sunset from 6:25 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:356:25
212.85:366:23
312.75:376:22
412.75:386:20
512.75:386:19
612.65:396:17
712.65:406:16
812.65:416:14
912.55:426:12
1012.55:436:11
1112.45:436:09
1212.45:446:08
1312.45:456:06
1412.35:466:05
1512.35:476:03
1612.25:486:01
1712.25:486:00
1812.25:495:58
1912.15:505:57
2012.15:515:55
2112.05:525:54
2212.05:535:52
2311.95:535:50
2411.95:545:49
2511.95:555:47
2611.85:565:46
2711.85:575:44
2811.75:585:43
2911.75:595:41
3011.75:595:40

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.98 kWh/m².

For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 7.45 kWh/m² in June across the year — September's 4.98 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.7Bright
35.6Bright
45.6Bright
55.5Bright
65.5Bright
75.4Bright
85.4Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.1Bright
145.1Bright
155.0Bright
165.0Bright
174.9Bright
184.9Bright
194.8Bright
204.8Bright
214.7Bright
224.7Bright
234.6Bright
244.6Bright
254.5Bright
264.5Bright
274.4Bright
284.4Bright
294.3Bright
304.3Bright
Planning a trip in September

Is September a good time to visit Rosolini?

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

8.1
Sightseeing
4th-best month of the year
7.3
Beach & pool
4th-best month of the year

September is one of the better times to visit Rosolini for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Rosolini in September

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

In September, Rosolini sees daytime highs around 25°C and nights near 22°C. Worth packing: light clothes and sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Rosolini 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 at the nearest coast (about 17 km away) is warmest in August at about 26°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 1 to Nov 13 — about 5.5 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb15Bracing
Mar15Cool
Apr16Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Cool
Dec17Cool

UV index in Rosolini 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 Rosolini peaks around July 14 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighHighVery highHighModerateJul 14UV 10Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb4Moderate
Mar6High
Apr5Moderate
May5High
Jun9Very high
Jul10Extreme
Aug9Very high
Sep7Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Rosolini 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 Rosolini is worst in March — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodGoodMar 2216 µg/m³Dec 1011 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb15Moderate
Mar16Moderate
Apr16Moderate
May15Moderate
Jun14Moderate
Jul12Good
Aug13Moderate
Sep11Good
Oct12Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Rosolini?

Rosolini sits at 36.8°N, 15.0°E, 154 m above sea level, in Italy. The nearest listed city is Noto, 13 km away.

Topography around Rosolini

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

Within 3 km, the terrain around Rosolini has only modest variations in elevation — a maximum elevation change of 188 m around an average of 131 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 640 m; within 80 km, large variations in elevation — a maximum elevation change of 987 m.

The land around Rosolini is covered by grassland (45%) and cropland (22%) within 3 km, grassland (39%) and cropland (30%) within 16 km, and water (55%) within 80 km.

3 km
188 m
16 km
640 m
80 km
987 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Noto 13 km · Pozzallo 14 km · Pachino 17 km · Modica 18 km · Avola 19 km · Scicli 22 km · Ragusa 23 km · Comiso 34 km

Italy travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
230 V · 50 Hz
Prices
≈ 69% of US
price level, 2025
GDP per capita
$43,309
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 513
Religion
Christian 81%unaffiliated 13%Muslim 5%other 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 Rosolini (36.8214°, 14.9513°, elevation 154 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).