Benevento weather in September

In September, Benevento sees average daytime highs of 24°C and overnight lows near 15°C, with 53 mm of rain across 8.3 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 9th-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 47% 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 Benevento's 4th-clearest and 8th-windiest month. For the whole year in context, see Benevento's year-round climate.

Daytime high
24°
4th warmest
Overnight low
15°
9th coldest
Rainfall
53 mm
8.3 wet days
Daylight
12 h 18 min
5:47 AM – 6:03 PM
Cloud cover
46%
4th clearest
Wind
8 km/h
8th windiest
Solar energy
4.44 kWh/m²
Travel score
7.3
out of 10

Benevento is urban area of Benevento, Italy.

Air quality
Elevated
PM2.5 16 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 Benevento reaches about 24°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 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)
12717
22717
32616
42616
52616
62616
72516
82516
92516
102515
112515
122515
132415
142415
152415
162415
172415
182414
192314
202314
212314
222314
232314
242214
252214
262213
272213
282213
292213
302213

How September really feels in Benevento

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.

Benevento weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 68101.79.41.7
Feb10° / 659.91.810.42.1
Mar13° / 7611.41.411.73.4
Apr16° / 75120.313.14.8
May21° / 12°549.5014.36.6
Jun26° / 16°366.6014.97.6
Jul29° / 18°255.2014.77.0
Aug29° / 18°205.4013.66.7
Sep24° / 15°538.3012.37.3
Oct19° / 11°7790.110.96.4
Nov14° / 9411.30.59.74.0
Dec10° / 8510.51.49.12.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% 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 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17921
27723
37624
47426
57327
67228
77129
87030
96931
106832
116832
126733
136634
146634
156535
166634
176634
186535
196535
206535
216535
226535
236436
246436
256436
266337
276337
286337
296238
306139

Chance of precipitation in September

Any precipitation

Benevento gets around 53 mm of rain over 8.3 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 27% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
122
223
324
425
525
626
727
827
927
1028
1128
1228
1328
1428
1528
1628
1728
1828
1928
2028
2128
2228
2328
2428
2528
2628
2728
2828
2928
3028

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 (%)
12635318
22735307
32936297
43037286
53137275
63138264
73239264
83339253
93340243
103440243
113440232
123540232
133640232
143739222
153839222
163938212
174038202
184237191
194436191
204535181
214735171
224834171
235033161
245133151
255233141
265233141
275333131
285533120
295633110
305733100

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 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
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 5:32 AM to 6:02 AM, and sunset from 6:29 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:326:29
212.95:336:28
312.95:346:26
412.85:356:24
512.85:366:23
612.75:376:21
712.75:386:19
812.65:396:17
912.65:406:16
1012.65:416:14
1112.55:426:12
1212.55:436:10
1312.45:446:09
1412.45:456:07
1512.35:466:05
1612.35:476:03
1712.25:486:02
1812.25:496:00
1912.15:505:58
2012.15:515:56
2112.05:525:54
2212.05:535:53
2311.95:545:51
2411.95:555:49
2511.85:565:47
2611.85:585:46
2711.85:595:44
2811.76:005:42
2911.76:015:40
3011.66:025:39

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.44 kWh/m².

For context, solar energy here swings from a low near 1.58 kWh/m² to a high of 6.86 kWh/m² in July across the year — September's 4.44 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
114.7Bright
124.6Bright
134.6Bright
144.5Bright
154.5Bright
164.4Bright
174.4Bright
184.3Bright
194.3Bright
204.2Bright
214.2Bright
224.1Bright
234.1Bright
244.0Bright
254.0Moderate
263.9Moderate
273.9Moderate
283.9Moderate
293.8Moderate
303.8Moderate
Planning a trip in September

Is September a good time to visit Benevento?

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 Benevento for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Benevento in September

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

In September, Benevento sees daytime highs around 24°C and nights near 15°C. Worth packing: light clothes and rain gear. About 8 days see rain.

light clothesrain gear

Sea temperature near Benevento in September

The nearest coast averages about 24°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 44 km away) is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from May 26 to Nov 7 — about 5.5 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb14Bracing
Mar14Bracing
Apr16Cool
May19Cool
Jun23Refreshing
Jul25Warm
Aug26Warm
Sep24Warm
Oct22Refreshing
Nov19Cool
Dec17Cool

UV index in Benevento 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 Benevento peaks around July 16 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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateVery highHighModerateLowJul 16UV 10Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5High
Apr4Moderate
May7High
Jun9Very high
Jul10Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Benevento 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 Benevento is worst in April — around 20 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Seasonal pattern from CAMS reanalysis, scaled to Benevento's WHO annual average of 16 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1219 µg/m³Sep 1814 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb18Moderate
Mar19Moderate
Apr20Moderate
May16Moderate
Jun16Moderate
Jul14Moderate
Aug15Moderate
Sep14Moderate
Oct15Moderate
Nov14Moderate
Dec15Moderate
Location & terrain

Where is Benevento?

Benevento sits at 41.1°N, 14.8°E, 135 m above sea level, in Italy. The nearest listed city is Avellino, 24 km away.

Topography around Benevento

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

Within 3 km, the terrain around Benevento has only modest variations in elevation — a maximum elevation change of 228 m around an average of 158 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,329 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,032 m.

The land around Benevento is covered by trees (38%), cropland (30%) and artificial surfaces (26%) within 3 km, trees (58%) and cropland (31%) within 16 km, and trees (45%) and cropland (31%) within 80 km.

3 km
228 m
16 km
1,329 m
80 km
2,032 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Avellino 24 km · San Felice A Cancello 27 km · Nola 31 km · Maddaloni 35 km · Marigliano 35 km · Brusciano 38 km · Caserta 38 km · Sarno 38 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 Benevento (41.1307°, 14.7782°, elevation 135 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).