Campi Bisenzio weather in September

In September, Campi Bisenzio sees average daytime highs of 24°C and overnight lows near 14°C, with 82 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 26°C in the first days to 22°C by the end. The sky is clear or mostly clear about 50% 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 Campi Bisenzio's 4th-clearest and 8th-windiest month. For the whole year in context, see Campi Bisenzio's year-round climate.

Daytime high
24°
4th warmest
Overnight low
14°
9th coldest
Rainfall
82 mm
8.6 wet days
Daylight
12 h 18 min
6:01 AM – 6:19 PM
Cloud cover
44%
4th clearest
Wind
7 km/h
8th windiest
Solar energy
4.24 kWh/m²
Travel score
7.2
out of 10

Campi Bisenzio is chief town of the homonym municipality.

Air quality
Moderate
PM10 32.5 µg/m³ · 2010

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 Campi Bisenzio reaches about 24°C in the afternoon and slips back to 14°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 28°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12716
22716
32616
42616
52615
62615
72615
82615
92515
102515
112515
122515
132514
142514
152414
162414
172414
182414
192414
202314
212314
222313
232313
242313
252213
262213
272213
282213
292213
302112

How September really feels in Campi Bisenzio

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.

Campi Bisenzio 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 / 679.91.39.11.6
Feb10° / 769.61.510.22.2
Mar13° / 739.70.711.63.9
Apr17° / 8211.50.113.25.2
May21° / 11°729.3014.56.7
Jun26° / 15°456.9015.27.5
Jul29° / 18°294014.97.0
Aug29° / 18°325013.86.8
Sep24° / 14°828.6012.37.2
Oct19° / 11°11411.5010.85.9
Nov13° / 12812.60.39.53.4
Dec / 9711.60.88.81.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% 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 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18119
28020
38020
47921
57822
67822
77624
87525
97327
107327
117129
126931
136931
146733
156535
166535
176337
186337
196238
206139
216139
226040
236040
246040
255941
265941
275842
285842
295743
305743

Chance of precipitation in September

Any precipitation

Campi Bisenzio gets around 82 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 30% and peaks near 35% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
122
223
323
423
524
624
725
826
926
1027
1128
1229
1330
1430
1531
1632
1732
1832
1933
2033
2133
2233
2333
2433
2533
2633
2734
2834
2934
3035

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 41% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12636318
22837297
32937286
43138265
53239254
63339244
73440233
83540223
93640213
103740213
113740212
123839212
133839212
143938212
154038212
164137202
174236202
184336202
194435192
204534192
214734182
224833172
234933171
245033161
255133151
265233141
275332141
285432131
295632120
305632120

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 5:43 AM to 6:18 AM, and sunset from 6:47 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:436:47
213.05:456:45
313.05:466:43
412.95:476:41
512.95:486:40
612.85:496:38
712.85:506:36
812.75:526:34
912.75:536:32
1012.65:546:30
1112.65:556:28
1212.55:566:26
1312.55:576:24
1412.45:596:23
1512.36:006:21
1612.36:016:19
1712.26:026:17
1812.26:036:15
1912.16:046:13
2012.16:066:11
2112.06:076:09
2212.06:086:07
2311.96:096:05
2411.96:106:03
2511.86:126:01
2611.86:136:00
2711.76:145:58
2811.76:155:56
2911.66:165:54
3011.66:185:52

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.24 kWh/m².

For context, solar energy here swings from a low near 1.32 kWh/m² to a high of 6.75 kWh/m² in July across the year — September's 4.24 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.0Bright
35.0Bright
44.9Bright
54.8Bright
64.8Bright
74.7Bright
84.7Bright
94.6Bright
104.5Bright
114.5Bright
124.4Bright
134.3Bright
144.3Bright
154.2Bright
164.2Bright
174.1Bright
184.1Bright
194.0Bright
204.0Moderate
213.9Moderate
223.8Moderate
233.8Moderate
243.7Moderate
253.7Moderate
263.6Moderate
273.6Moderate
283.5Moderate
293.5Moderate
303.4Moderate
Planning a trip in September

Is September a good time to visit Campi Bisenzio?

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

7.2
Sightseeing
2nd-best month of the year
6.0
Beach & pool
4th-best month of the year

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

What to pack for Campi Bisenzio in September

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

In September, Campi Bisenzio sees daytime highs around 24°C and nights near 14°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

UV index in Campi Bisenzio 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 Campi Bisenzio peaks around July 13 at about 9 (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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 13UV 9Jan 10UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5Moderate
Apr7High
May6High
Jun8Very high
Jul9Very high
Aug7Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Campi Bisenzio 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 Campi Bisenzio is worst in March — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 2016 µg/m³Nov 1712 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar17Moderate
Apr16Moderate
May15Moderate
Jun14Moderate
Jul12Good
Aug13Moderate
Sep12Moderate
Oct13Moderate
Nov12Good
Dec12Moderate
Location & terrain

Where is Campi Bisenzio?

Campi Bisenzio sits at 43.8°N, 11.1°E, 38 m above sea level, in Italy. The nearest listed city is Sesto Fiorentino, 6.0 km away.

Topography around Campi Bisenzio

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

Within 3 km, the terrain around Campi Bisenzio has only modest variations in elevation — a maximum elevation change of 30 m around an average of 39 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 913 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,129 m.

The land around Campi Bisenzio is covered by cropland (34%) and artificial surfaces (31%) within 3 km, trees (61%) within 16 km, and trees (69%) within 80 km.

3 km
30 m
16 km
913 m
80 km
2,129 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Sesto Fiorentino 6.0 km · Prato 7.0 km · Scandicci 9.0 km · Florence 11 km · Campo di Marte 13 km · Fornacelle 13 km · Montemurlo 14 km · Empoli 19 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 Campi Bisenzio (43.8245°, 11.1303°, elevation 38 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).