San Giovanni in Persiceto weather in September

In September, San Giovanni in Persiceto sees average daytime highs of 26°C and overnight lows near 16°C, with 72 mm of rain across 8.6 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 29°C in the first days to 24°C by the end. The sky is clear or mostly clear about 48% 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 36 min by month's end. Set against the rest of the year, September is San Giovanni in Persiceto's 3rd-clearest and 7th-windiest month. For the whole year in context, see San Giovanni in Persiceto's year-round climate.

Daytime high
26°
4th warmest
Overnight low
16°
9th coldest
Rainfall
72 mm
8.6 wet days
Daylight
12 h 18 min
6:00 AM – 6:19 PM
Cloud cover
45%
3rd clearest
Wind
7 km/h
7th windiest
Solar energy
4.19 kWh/m²
Travel score
7.0
out of 10

San Giovanni in Persiceto is chief town of the homonym municipality.

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 29°C in the first days to 24°C by the end.

A typical September day in San Giovanni in Persiceto reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°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°35°151015202530
Avg high (°C)Avg low (°C)
12919
22918
32918
42818
52818
62818
72817
82817
92717
102717
112717
122717
132717
142616
152616
162616
172616
182616
192516
202516
212515
222515
232515
242415
252415
262415
272415
282414
292314
302314

How September really feels in San Giovanni in Persiceto

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.

San Giovanni in Persiceto 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 / 4271.191.5
Feb10° / 537.21.310.12.6
Mar15° / 557.70.511.65.0
Apr19° / 7310.7013.26.1
May24° / 14°7610.2014.66.9
Jun29° / 19°648.4015.35.9
Jul32° / 21°587.50154.6
Aug31° / 21°588.4013.94.8
Sep26° / 16°728.6012.37.0
Oct20° / 12°718.5010.76.5
Nov13° / 799.40.29.43.8
Dec / 587.918.71.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17426
27327
37426
47426
57426
67426
77426
87426
97327
107228
117129
127129
137030
146931
156832
166733
176634
186535
196436
206436
216238
226238
236238
246139
256139
266040
276040
285941
295941
305842

Chance of precipitation in September

Any precipitation

San Giovanni in Persiceto gets around 72 mm of rain over 8.6 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 29% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
131
231
331
430
530
630
730
830
929
1029
1129
1229
1329
1429
1529
1629
1729
1829
1929
2029
2129
2229
2328
2428
2528
2628
2728
2828
2928
3029

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 35% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1202735171
2212735161
3232835141
4242835131
5252935120
6252935100
726293590
827303590
928303580
1028303470
1129303470
1230303470
1331303370
1432303260
1533303160
1634303060
1736302860
1837302760
1938302660
2040302560
2141302350
2242312250
2343312150
2444312040
2545322040
2646321930
2746331830
2847331820
2947341720
3048341720

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 5:42 AM to 6:18 AM, and sunset from 6:48 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:426:48
213.05:436:46
313.05:456:44
412.95:466:42
512.95:476:40
612.85:486:38
712.85:506:36
812.75:516:34
912.75:526:32
1012.65:536:30
1112.65:546:29
1212.55:566:27
1312.55:576:25
1412.45:586:23
1512.45:596:21
1612.36:006:19
1712.36:026:17
1812.26:036:15
1912.16:046:13
2012.16:056:11
2112.06:076:09
2212.06:086:07
2311.96:096:05
2411.96:106:03
2511.86:116:01
2611.86:135:59
2711.76:145:57
2811.76:155:55
2911.66:165:53
3011.66:185:51

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.19 kWh/m².

For context, solar energy here swings from a low near 1.25 kWh/m² to a high of 6.66 kWh/m² in July across the year — September's 4.19 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.8Bright
44.8Bright
54.7Bright
64.7Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.4Bright
124.3Bright
134.3Bright
144.2Bright
154.2Bright
164.1Bright
174.1Bright
184.0Bright
194.0Moderate
203.9Moderate
213.9Moderate
223.8Moderate
233.8Moderate
243.7Moderate
253.7Moderate
263.6Moderate
273.5Moderate
283.5Moderate
293.4Moderate
303.4Moderate
Planning a trip in September

Is September a good time to visit San Giovanni in Persiceto?

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

7.0
Sightseeing
1st-best month of the year
6.7
Beach & pool
4th-best month of the year

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

What to pack for San Giovanni in Persiceto in September

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

In September, San Giovanni in Persiceto sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

UV index in San Giovanni in Persiceto 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 San Giovanni in Persiceto peaks around July 12 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 12UV 8Jan 10UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar5Moderate
Apr7High
May6High
Jun8Very high
Jul8Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in San Giovanni in Persiceto 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 San Giovanni in Persiceto is worst in January — around 28 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (September, 16 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1628 µg/m³Sep 1116 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb24Moderate
Mar25Moderate
Apr23Moderate
May20Moderate
Jun20Moderate
Jul18Moderate
Aug17Moderate
Sep16Moderate
Oct19Moderate
Nov20Moderate
Dec24Moderate
Location & terrain

Where is San Giovanni in Persiceto?

San Giovanni in Persiceto sits at 44.6°N, 11.2°E, 21 m above sea level, in Italy. The nearest listed city is Castelfranco Emilia, 12 km away.

Topography around San Giovanni in Persiceto

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Giovanni in Persiceto.

Within 3 km, the terrain around San Giovanni in Persiceto has only modest variations in elevation — a maximum elevation change of 20 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 130 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,113 m.

The land around San Giovanni in Persiceto is covered by cropland (55%) and grassland (22%) within 3 km, cropland (58%) and grassland (22%) within 16 km, and cropland (45%) and trees (30%) within 80 km.

3 km
20 m
16 km
130 m
80 km
2,113 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Castelfranco Emilia 12 km · Cento 13 km · Castel Maggiore 16 km · Zola Predosa 17 km · Casalecchio di Reno 19 km · Bologna 20 km · Modena 21 km · Vignola 22 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 San Giovanni in Persiceto (44.6384°, 11.1842°, elevation 21 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. 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).