Senigallia weather in September

In September, Senigallia sees average daytime highs of 24°C and overnight lows near 18°C, with 63 mm of rain across 7.9 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 53% of the time in September, and the air most often feels humid.

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 Senigallia's 4th-clearest and 8th-windiest month. For the whole year in context, see Senigallia's year-round climate.

Daytime high
24°
4th warmest
Overnight low
18°
9th coldest
Rainfall
63 mm
7.9 wet days
Daylight
12 h 18 min
5:53 AM – 6:10 PM
Cloud cover
40%
4th clearest
Wind
11 km/h
8th windiest
Solar energy
4.47 kWh/m²
Travel score
7.4
out of 10

Senigallia 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 26°C in the first days to 22°C by the end.

A typical September day in Senigallia reaches about 24°C in the afternoon and slips back to 18°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 28°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12620
22620
32620
42620
52620
62619
72519
82519
92519
102519
112519
122519
132519
142418
152418
162418
172418
182418
192418
202318
212318
222317
232317
242317
252317
262317
272217
282217
292217
302217

Senigallia 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
Jan10° / 518.60.59.12.4
Feb11° / 558.40.710.22.7
Mar13° / 6080.311.64.1
Apr17° / 11°619.1013.25.5
May21° / 15°568.5014.56.9
Jun26° / 19°395.9015.27.8
Jul28° / 22°254.4014.97.2
Aug28° / 22°445.9013.87.0
Sep24° / 18°637.9012.37.4
Oct20° / 14°658.4010.86.6
Nov15° / 11°7310.809.54.4
Dec11° / 6810.20.38.82.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 29%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17822
27723
37723
47624
57624
67525
77525
87426
97327
107327
117129
127129
137129
147030
156931
166931
176931
186832
196832
206832
216733
226733
236733
246832
256832
266832
276733
286733
296634
306634

Chance of precipitation in September

Any precipitation

Senigallia gets around 63 mm of rain over 7.9 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 (%)
126
226
326
426
526
626
726
826
926
1026
1126
1226
1327
1427
1527
1628
1728
1828
1928
2028
2128
2228
2328
2427
2527
2627
2727
2827
2927
3028

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 35% of days. Sticky, muggy-or-worse air turns up on roughly 19% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
181838315
291939304
3101939283
4112039273
5122139262
6122239252
7132239241
8142339241
9142338241
10152438231
11152437230
12162537220
13162636220
14172635210
15172735200
16182834200
17192934190
18203033180
19213033160
20223133150
21233133140
22243132130
23253232110
24263232100
2526333290
2627333280
2728333270
2829343260
2930343250
3031343140

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

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 5:35 AM to 6:09 AM, and sunset from 6:39 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:356:39
213.05:366:37
313.05:386:35
412.95:396:33
512.95:406:31
612.85:416:29
712.85:426:27
812.75:436:26
912.75:446:24
1012.65:466:22
1112.65:476:20
1212.55:486:18
1312.45:496:16
1412.45:506:14
1512.35:516:12
1612.35:536:10
1712.25:546:08
1812.25:556:07
1912.15:566:05
2012.15:576:03
2112.05:586:01
2212.06:005:59
2311.96:015:57
2411.96:025:55
2511.86:035:53
2611.86:045:51
2711.76:065:49
2811.76:075:48
2911.66:085:46
3011.66:095:44

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.47 kWh/m².

For context, solar energy here swings from a low near 1.42 kWh/m² to a high of 6.95 kWh/m² in July across the year — September's 4.47 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
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
283.8Moderate
293.8Moderate
303.7Moderate
Planning a trip in September

Is September a good time to visit Senigallia?

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

7.4
Sightseeing
2nd-best month of the year
6.2
Beach & pool
4th-best month of the year

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

What to pack for Senigallia in September

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

In September, Senigallia sees daytime highs around 24°C and nights near 18°C. Worth packing: light clothes. About 8 days see rain.

light clothes

Sea temperature near Senigallia 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 17 km away) is warmest in August at about 26°C and coldest in March near 11°C.

It's comfortable for a long swim from Jun 2 to Oct 10 — about 4.3 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb11Bracing
Mar11Bracing
Apr13Bracing
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep23Refreshing
Oct19Cool
Nov16Cool
Dec14Bracing

UV index in Senigallia 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 Senigallia peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 16UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5Moderate
Apr6High
May7High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Senigallia 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 Senigallia is worst in March — around 17 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (September, 11 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodGoodMar 1917 µg/m³Sep 1411 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb16Moderate
Mar17Moderate
Apr17Moderate
May14Moderate
Jun14Moderate
Jul12Good
Aug12Good
Sep11Good
Oct13Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Senigallia?

Senigallia sits at 43.7°N, 13.2°E, 5 m above sea level, in Italy. The nearest listed city is Falconara Marittima, 18 km away.

Topography around Senigallia

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

Within 3 km, the terrain around Senigallia has only modest variations in elevation — a maximum elevation change of 166 m around an average of 23 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 258 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,720 m.

The land around Senigallia is covered by water (33%) and cropland (20%) within 3 km, water (46%) and cropland (37%) within 16 km, and water (33%), trees (30%) and cropland (22%) within 80 km.

3 km
166 m
16 km
258 m
80 km
1,720 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Falconara Marittima 18 km · Fano 21 km · Jesi 22 km · Ancona 27 km · Pesaro 32 km · Osimo 34 km · Cattolica 47 km · Fabriano 49 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 Senigallia (43.7163°, 13.2088°, elevation 5 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).