Vicenza weather in September

In September, Vicenza sees average daytime highs of 23°C and overnight lows near 15°C, with 113 mm of rain across 10.3 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 25°C in the first days to 21°C by the end. The sky is clear or mostly clear about 42% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Vicenza's 3rd-clearest and 6th-windiest month. For the whole year in context, see Vicenza's year-round climate.

Daytime high
23°
4th warmest
Overnight low
15°
9th coldest
Rainfall
113 mm
10.3 wet days
Daylight
12 h 18 min
5:59 AM – 6:18 PM
Cloud cover
50%
3rd clearest
Wind
6 km/h
6th windiest
Solar energy
3.98 kWh/m²
Travel score
6.8
out of 10
Air quality
High
PM2.5 25.6 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 25°C in the first days to 21°C by the end.

A typical September day in Vicenza reaches about 23°C in the afternoon and slips back to 15°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 27°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12617
22616
32516
42516
52516
62516
72516
82516
92415
102415
112415
122415
132415
142415
152315
162314
172314
182314
192314
202214
212214
222214
232213
242213
252213
262113
272113
282113
292113
302113

How September really feels in Vicenza

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.

Vicenza 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 / -1°536.82.18.90.9
Feb / 5972.310.12.0
Mar13° / 728.81.111.64.0
Apr17° / 9912.60.313.25.2
May22° / 13°11713.3014.76.2
Jun26° / 17°9912.6015.46.4
Jul28° / 19°8312015.15.8
Aug28° / 19°9911.9013.96.0
Sep23° / 15°11310.3012.36.8
Oct18° / 10°1179.4010.75.7
Nov12° / 1259.80.79.33.1
Dec / 767.41.98.61.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 39%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16634
26634
36733
46733
56634
66634
76733
86733
96634
106634
116535
126535
136436
146436
156337
166337
176238
186139
196040
205941
215941
225842
235743
245743
255644
265545
275446
285347
295347
305248

Chance of precipitation in September

Any precipitation

Vicenza gets around 113 mm of rain over 10.3 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 35% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
139
239
339
438
538
638
737
837
937
1036
1136
1236
1336
1435
1535
1635
1734
1834
1934
2034
2133
2233
2333
2433
2533
2633
2733
2834
2934
3034

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 40% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
122303612
223303511
325313410
426323210
52832319
62933308
73033307
83134296
93234296
103334285
113434285
123533274
133633274
143733263
153933253
164033242
174233232
184333222
194433211
204633201
214733191
224933181
235033171
245033161
255233150
265333140
275433130
285533120
295732110
305832100

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 6 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
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 96 minutes over September. Sunrise moves from 5:40 AM to 6:17 AM, and sunset from 6:47 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:406:47
213.15:416:45
313.05:426:43
413.05:446:41
512.95:456:40
612.95:466:38
712.85:476:36
812.85:496:34
912.75:506:32
1012.65:516:30
1112.65:526:28
1212.55:546:26
1312.55:556:24
1412.45:566:22
1512.45:576:20
1612.35:596:18
1712.36:006:16
1812.26:016:14
1912.26:026:12
2012.16:046:10
2112.06:056:08
2212.06:066:06
2311.96:086:03
2411.96:096:01
2511.86:105:59
2611.86:115:57
2711.76:135:56
2811.76:145:54
2911.66:155:52
3011.56:175:50

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.98 kWh/m².

For context, solar energy here swings from a low near 1.28 kWh/m² to a high of 6.22 kWh/m² in July across the year — September's 3.98 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.6Bright
34.6Bright
44.5Bright
54.5Bright
64.4Bright
74.4Bright
84.3Bright
94.3Bright
104.2Bright
114.2Bright
124.1Bright
134.1Bright
144.0Bright
154.0Moderate
163.9Moderate
173.9Moderate
183.8Moderate
193.8Moderate
203.7Moderate
213.7Moderate
223.6Moderate
233.6Moderate
243.5Moderate
253.5Moderate
263.4Moderate
273.4Moderate
283.3Moderate
293.3Moderate
303.2Moderate
Planning a trip in September

Is September a good time to visit Vicenza?

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

6.8
Sightseeing
1st-best month of the year
5.3
Beach & pool
4th-best month of the year

September is a reasonable time to visit Vicenza for sightseeing.

What to pack for Vicenza in September

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

In September, Vicenza sees daytime highs around 23°C and nights near 15°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

Sea temperature near Vicenza 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 67 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 28 to Oct 7 — about 4.4 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan10Bracing
Feb9Bracing
Mar10Bracing
Apr14Bracing
May18Cool
Jun23Refreshing
Jul25Warm
Aug26Warm
Sep23Refreshing
Oct19Cool
Nov16Cool
Dec13Bracing

UV index in Vicenza 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 Vicenza peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 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 10UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr7High
May7High
Jun8Very high
Jul8Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Vicenza 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 Vicenza is worst in January — around 33 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (September, 20 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Vicenza's WHO annual average of 25.6 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1732 µg/m³Sep 1320 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb29Moderate
Mar32Moderate
Apr29Moderate
May24Moderate
Jun25Moderate
Jul23Moderate
Aug21Moderate
Sep20Moderate
Oct22Moderate
Nov23Moderate
Dec28Moderate
Location & terrain

Where is Vicenza?

Vicenza sits at 45.5°N, 11.5°E, 39 m above sea level, in Italy. The nearest listed city is Montecchio Maggiore-Alte Ceccato, 12 km away.

Topography around Vicenza

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

Within 3 km, the terrain around Vicenza has only modest variations in elevation — a maximum elevation change of 142 m around an average of 41 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 495 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,801 m.

The land around Vicenza is covered by artificial surfaces (40%), trees (27%) and cropland (20%) within 3 km, cropland (34%), grassland (26%) and trees (25%) within 16 km, and cropland (33%), trees (31%) and grassland (20%) within 80 km.

3 km
142 m
16 km
495 m
80 km
2,801 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Montecchio Maggiore-Alte Ceccato 12 km · Arzignano 17 km · Thiene 19 km · Valdagno 22 km · Schio 24 km · San Bonifacio 27 km · Abano Terme 28 km · Bassano del Grappa 28 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 Vicenza (45.5467°, 11.5475°, elevation 39 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).