Cattolica weather in September

In September, Cattolica sees average daytime highs of 22°C and overnight lows near 20°C, with 76 mm of rain across 8.3 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 21°C by the end. The sky is clear or mostly clear about 55% of the time in September, and the air most often feels humid.

Daylight stretches from about 13 h 06 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Cattolica's 4th-clearest and 8th-windiest month. For the whole year in context, see Cattolica's year-round climate.

Daytime high
22°
4th warmest
Overnight low
20°
9th coldest
Rainfall
76 mm
8.3 wet days
Daylight
12 h 18 min
5:54 AM – 6:12 PM
Cloud cover
40%
4th clearest
Wind
13 km/h
8th windiest
Solar energy
4.34 kWh/m²
Travel score
7.3
out of 10

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 21°C by the end.

A typical September day in Cattolica reaches about 22°C in the afternoon and slips back to 20°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 25°C. Set against its neighbours, September runs about 4°C cooler than August and about 4°C warmer than October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12422
22421
32421
42421
52421
62421
72421
82321
92320
102320
112320
122320
132320
142320
152320
162220
172219
182219
192219
202219
212219
222219
232119
242118
252118
262118
272118
282118
292118
302118

Cattolica weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 659.80.49.12.0
Feb / 689.10.910.22.1
Mar11° / 648.10.311.63.2
Apr15° / 12°619.1013.24.5
May19° / 16°568014.56.6
Jun24° / 20°415.4015.28.0
Jul26° / 23°334.3014.98.2
Aug26° / 23°445.9013.87.9
Sep22° / 20°768.3012.37.3
Oct18° / 16°859.4010.86.1
Nov14° / 12°9511.209.44.0
Dec11° / 8811.60.38.82.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 30%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17723
27723
37525
47525
57525
67426
77426
87327
97327
107228
117129
127129
137030
147030
157030
166931
176931
186931
196832
206733
216733
226733
236733
246733
256733
266733
276733
286634
296535
306535

Chance of precipitation in September

Any precipitation

Cattolica gets around 76 mm of rain over 8.3 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 28% and peaks near 29% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
126
227
327
427
528
628
728
828
929
1029
1129
1229
1329
1429
1529
1629
1729
1829
1929
2029
2128
2228
2327
2427
2527
2627
2727
2827
2927
3028

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 32% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1815293513
2816303411
3917313310
4101831339
5101832327
6111932327
7121932316
8122032315
9132032305
10142132304
11142131294
12152131294
13152231283
14162331273
15162331273
16172431263
17182531242
18192531232
19202631222
20202631202
21212732191
22222733171
23232733151
24232834141
25242835120
26252936110
2725293690
2826303780
2926303770
3027303760

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light 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
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min 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 90 minutes over September. Sunrise moves from 5:37 AM to 6:11 AM, and sunset from 6:41 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:376:41
213.05:386:39
313.05:396:37
412.95:406:35
512.95:426:33
612.85:436:31
712.85:446:30
812.75:456:28
912.75:466:26
1012.65:476:24
1112.65:496:22
1212.55:506:20
1312.55:516:18
1412.45:526:16
1512.35:536:14
1612.35:546:12
1712.25:566:10
1812.25:576:08
1912.15:586:07
2012.15:596:05
2112.06:006:03
2212.06:026:01
2311.96:035:59
2411.96:045:57
2511.86:055:55
2611.86:065:53
2711.76:085:51
2811.76:095:49
2911.66:105:47
3011.66:115:46

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.34 kWh/m².

For context, solar energy here swings from a low near 1.35 kWh/m² to a high of 6.8 kWh/m² in July across the year — September's 4.34 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.0Bright
35.0Bright
44.9Bright
54.9Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.6Bright
114.5Bright
124.5Bright
134.5Bright
144.4Bright
154.3Bright
164.3Bright
174.2Bright
184.2Bright
194.1Bright
204.1Bright
214.0Bright
224.0Moderate
234.0Moderate
243.9Moderate
253.9Moderate
263.8Moderate
273.8Moderate
283.7Moderate
293.7Moderate
303.6Moderate
Planning a trip in September

Is September a good time to visit Cattolica?

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
5.3
Beach & pool
4th-best month of the year

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

What to pack for Cattolica in September

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

In September, Cattolica sees daytime highs around 22°C and nights near 20°C. Worth packing: light clothes and rain gear. About 8 days see rain.

light clothesrain gear

Sea temperature near Cattolica 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 20 km away) is warmest in August at about 26°C and coldest in February near 10°C.

It's comfortable for a long swim from May 29 to Oct 11 — about 4.5 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan11Bracing
Feb10Bracing
Mar11Bracing
Apr14Bracing
May18Cool
Jun23Refreshing
Jul25Warm
Aug26Warm
Sep23Refreshing
Oct19Cool
Nov16Cool
Dec13Bracing

UV index in Cattolica 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 Cattolica peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highHighModerateLowJul 15UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5Moderate
Apr7High
May7High
Jun8Very high
Jul9Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Cattolica 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 Cattolica 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 1816 µg/m³Dec 1011 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb14Moderate
Mar16Moderate
Apr15Moderate
May14Moderate
Jun13Moderate
Jul12Good
Aug11Good
Sep11Good
Oct13Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Cattolica?

Cattolica sits at 44.0°N, 12.7°E, 12 m above sea level, in Italy. The nearest listed city is Riccione, 8.0 km away.

Topography around Cattolica

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

Within 3 km, the terrain around Cattolica has only modest variations in elevation — a maximum elevation change of 133 m around an average of 14 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 475 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,691 m.

The land around Cattolica is covered by water (32%) and artificial surfaces (22%) within 3 km, water (42%) within 16 km, and trees (35%), water (30%) and cropland (20%) within 80 km.

3 km
133 m
16 km
475 m
80 km
1,691 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Riccione 8.0 km · Pesaro 16 km · Rimini 17 km · San Marino 23 km · Fano 26 km · Bellaria-Igea Marina 29 km · Cesenatico 38 km · Cesena 44 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 Cattolica (43.9618°, 12.7363°, elevation 12 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).