Ravenna weather in September

In September, Ravenna sees average daytime highs of 24°C and overnight lows near 18°C, with 74 mm of rain across 8.7 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 22°C by the end. The sky is clear or mostly clear about 52% 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 Ravenna's 3rd-clearest and 6th-windiest month. For the whole year in context, see Ravenna's year-round climate.

Daytime high
24°
4th warmest
Overnight low
18°
9th coldest
Rainfall
74 mm
8.7 wet days
Daylight
12 h 18 min
5:56 AM – 6:15 PM
Cloud cover
42%
3rd clearest
Wind
11 km/h
6th windiest
Solar energy
4.31 kWh/m²
Travel score
7.3
out of 10
Air quality
Elevated
PM2.5 18.9 µg/m³ · 2019

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 26°C in the first days to 22°C by the end.

A typical September day in Ravenna reaches about 24°C in the afternoon and slips back to 18°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 27°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12620
22620
32620
42620
52620
62620
72520
82519
92519
102519
112519
122519
132419
142419
152418
162418
172418
182418
192318
202318
212318
222318
232317
242317
252317
262217
272217
282217
292217
302216

Ravenna weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 4680.491.7
Feb10° / 577.80.910.12.2
Mar13° / 537.70.211.63.8
Apr17° / 11°629.2013.25.4
May21° / 16°598.8014.66.9
Jun26° / 20°526.8015.37.5
Jul28° / 22°486.50156.8
Aug28° / 22°536.9013.86.8
Sep24° / 18°748.7012.37.3
Oct19° / 14°749.2010.86.3
Nov14° / 10°8110.609.43.9
Dec10° / 669.60.48.72.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% 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 (%)
17624
27624
37624
47624
57525
67525
77525
87426
97426
107327
117327
127327
137129
147129
157030
167030
177030
186832
196832
206832
216634
226634
236634
246535
256535
266535
276436
286337
296337
306337

Chance of precipitation in September

Any precipitation

Ravenna gets around 74 mm of rain over 8.7 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 29% and peaks near 30% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
129
229
329
429
529
629
729
829
929
1029
1129
1229
1329
1429
1530
1630
1730
1830
1930
2030
2130
2230
2330
2429
2529
2629
2729
2829
2929
3029

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 19% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1111834317
2121835296
3121935285
4132036265
5142136254
6142136244
7152237243
8152237233
9162237223
10162337222
11172337212
12182436212
13182436202
14192535191
15192635191
16202734181
17212734171
18222833161
19232933151
20242932141
21253032130
22263131120
23273231100
2427333190
2528333080
2629343070
2729343060
2830353050
2931353050
3031353040

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 11 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
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

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 5:38 AM to 6:14 AM, and sunset from 6:43 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:386:43
213.05:406:41
313.05:416:40
412.95:426:38
512.95:436:36
612.85:446:34
712.85:466:32
812.75:476:30
912.75:486:28
1012.65:496:26
1112.65:506:24
1212.55:526:22
1312.55:536:20
1412.45:546:18
1512.45:556:17
1612.35:566:15
1712.35:586:13
1812.25:596:11
1912.16:006:09
2012.16:016:07
2112.06:026:05
2212.06:046:03
2311.96:056:01
2411.96:065:59
2511.86:075:57
2611.86:095:55
2711.76:105:53
2811.76:115:51
2911.66:125:49
3011.66:145:47

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.31 kWh/m².

For context, solar energy here swings from a low near 1.28 kWh/m² to a high of 6.73 kWh/m² in July across the year — September's 4.31 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.7Bright
84.7Bright
94.6Bright
104.6Bright
114.5Bright
124.5Bright
134.4Bright
144.4Bright
154.3Bright
164.3Bright
174.2Bright
184.2Bright
194.1Bright
204.0Bright
214.0Bright
224.0Moderate
233.9Moderate
243.9Moderate
253.8Moderate
263.8Moderate
273.7Moderate
283.6Moderate
293.6Moderate
303.5Moderate
Planning a trip in September

Is September a good time to visit Ravenna?

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

7.3
Sightseeing
2nd-best month of the year
6.1
Beach & pool
4th-best month of the year

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

What to pack for Ravenna in September

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

In September, Ravenna sees daytime highs around 24°C and nights near 18°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

Sea temperature near Ravenna 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 14 km away) is warmest in August at about 26°C and coldest in February near 9°C.

It's comfortable for a long swim from May 27 to Oct 9 — about 4.5 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan11Bracing
Feb9Bracing
Mar10Bracing
Apr14Bracing
May19Cool
Jun23Refreshing
Jul25Warm
Aug26Warm
Sep23Refreshing
Oct19Cool
Nov15Cool
Dec13Bracing

UV index in Ravenna 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 Ravenna peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar5Moderate
Apr7High
May6High
Jun8Very high
Jul9Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Ravenna 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 Ravenna is worst in March — around 24 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Seasonal pattern from CAMS reanalysis, scaled to Ravenna's WHO annual average of 18.9 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1823 µg/m³Sep 1516 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb20Moderate
Mar24Moderate
Apr22Moderate
May20Moderate
Jun20Moderate
Jul17Moderate
Aug17Moderate
Sep16Moderate
Oct18Moderate
Nov16Moderate
Dec17Moderate
Location & terrain

Where is Ravenna?

Ravenna sits at 44.4°N, 12.2°E, 4 m above sea level, in Italy. The nearest listed city is Cervia, 20 km away.

Topography around Ravenna

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

Within 3 km, the terrain around Ravenna has only modest variations in elevation — a maximum elevation change of 16 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 29 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,642 m.

The land around Ravenna is covered by artificial surfaces (38%), grassland (32%) and cropland (22%) within 3 km, cropland (43%), grassland (22%) and water (22%) within 16 km, and cropland (32%), water (26%) and trees (25%) within 80 km.

3 km
16 m
16 km
29 m
80 km
1,642 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Cervia 20 km · Lugo 23 km · Forlì 25 km · Cesenatico 28 km · Faenza 29 km · Cesena 31 km · Bellaria-Igea Marina 37 km · Imola 39 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 Ravenna (44.4134°, 12.2012°, elevation 4 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).