Spoleto weather in September

In September, Spoleto sees average daytime highs of 23°C and overnight lows near 13°C, with 69 mm of rain across 8.5 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 8th-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 50% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 hours at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Spoleto's 4th-clearest and 9th-windiest month. For the whole year in context, see Spoleto's year-round climate.

Daytime high
23°
4th warmest
Overnight low
13°
9th coldest
Rainfall
69 mm
8.5 wet days
Daylight
12 h 18 min
5:55 AM – 6:12 PM
Cloud cover
43%
4th clearest
Wind
7 km/h
9th windiest
Solar energy
4.42 kWh/m²
Travel score
7.2
out of 10

Spoleto is chief town of the homonym municipality.

Air quality
Good
PM2.5 8.5 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 Spoleto reaches about 23°C in the afternoon and slips back to 13°C overnight — a 11°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 5°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12615
22614
32514
42514
52514
62514
72514
82414
92413
102413
112413
122413
132413
142313
152313
162313
172313
182312
192312
202212
212212
222212
232212
242212
252112
262111
272111
282111
292111
302111

How September really feels in Spoleto

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.

Spoleto weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 619.12.19.21.1
Feb / 709.32.710.31.6
Mar12° / 8310.4211.63.2
Apr15° / 9112.40.513.14.5
May20° / 10°8011.1014.46.3
Jun25° / 14°518.2015.17.4
Jul28° / 16°305014.87.4
Aug28° / 16°336.1013.77.0
Sep23° / 13°698.5012.37.2
Oct18° / 819.9010.86.0
Nov12° / 10911.60.79.63.3
Dec / 9110.228.91.5

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 19% of September, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17723
27723
37624
47525
57426
67426
77228
87228
97030
107030
116931
126832
136832
146832
156634
166634
176634
186634
196535
206535
216436
226535
236535
246535
256535
266436
276436
286535
296436
306436

Chance of precipitation in September

Any precipitation

Spoleto gets around 69 mm of rain over 8.5 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 (%)
126
226
326
427
527
627
727
827
928
1028
1128
1228
1329
1429
1529
1630
1730
1830
1931
2031
2131
2231
2330
2430
2530
2630
2730
2830
2930
3031

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
150419
251409
353398
455387
556377
658366
759356
860355
961345
1062335
1163334
1264324
1365314
1465314
1566304
1667294
1768284
1868284
1969274
2070264
2171254
2273243
2374233
2475223
2575223
2677212
2778202
2878202
2980191
3081181

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 hours 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 84 minutes over September. Sunrise moves from 5:38 AM to 6:11 AM, and sunset from 6:39 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:386:39
213.05:396:38
312.95:406:36
412.95:416:34
512.85:436:32
612.85:446:30
712.75:456:29
812.75:466:27
912.65:476:25
1012.65:486:23
1112.55:496:21
1212.55:506:19
1312.45:516:18
1412.45:536:16
1512.35:546:14
1612.35:556:12
1712.25:566:10
1812.25:576:08
1912.15:586:06
2012.15:596:04
2112.06:006:03
2212.06:026:01
2311.96:035:59
2411.96:045:57
2511.86:055:55
2611.86:065:53
2711.76:075:52
2811.76:085:50
2911.66:095:48
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 4.42 kWh/m².

For context, solar energy here swings from a low near 1.49 kWh/m² to a high of 6.9 kWh/m² in July across the year — September's 4.42 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.1Bright
45.0Bright
55.0Bright
64.9Bright
74.9Bright
84.8Bright
94.8Bright
104.7Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.4Bright
164.4Bright
174.3Bright
184.3Bright
194.2Bright
204.2Bright
214.1Bright
224.1Bright
234.0Bright
244.0Moderate
253.9Moderate
263.9Moderate
273.8Moderate
283.8Moderate
293.7Moderate
303.7Moderate
Planning a trip in September

Is September a good time to visit Spoleto?

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

7.2
Sightseeing
3rd-best month of the year
5.6
Beach & pool
4th-best month of the year

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

What to pack for Spoleto in September

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

In September, Spoleto sees daytime highs around 23°C and nights near 13°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

UV index in Spoleto in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Spoleto peaks around July 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 10Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5High
Apr6High
May7High
Jun9Very high
Jul10Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low
Location & terrain

Where is Spoleto?

Spoleto sits at 42.7°N, 12.7°E, 396 m above sea level, in Italy. The nearest listed city is Terni, 21 km away.

Topography around Spoleto

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

Within 3 km, the terrain around Spoleto has large variations in elevation — a maximum elevation change of 689 m around an average of 422 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,467 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,813 m.

The land around Spoleto is covered by trees (58%) within 3 km, trees (69%) within 16 km, and trees (65%) within 80 km.

3 km
689 m
16 km
1,467 m
80 km
2,813 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Terni 21 km · Foligno 24 km · Todi 27 km · Assisi 37 km · Rieti 39 km · Bastia umbra 39 km · Perugia 50 km · Viterbo 63 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 Spoleto (42.7407°, 12.739°, elevation 396 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).