Riva del Garda weather in September

In September, Riva del Garda sees average daytime highs of 16°C and overnight lows near 9°C, with 133 mm of precipitation across 14 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 17°C in the first days to 14°C by the end. The sky is clear or mostly clear about 25% 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 30 min by month's end. Set against the rest of the year, September is Riva del Garda's 8th-clearest and 9th-windiest month. For the whole year in context, see Riva del Garda's year-round climate.

Daytime high
16°
4th warmest
Overnight low
9th coldest
Precipitation
133 mm
14 wet days
Daylight
12 h 18 min
6:01 AM – 6:21 PM
Cloud cover
61%
8th clearest
Wind
4 km/h
9th windiest
Solar energy
3.69 kWh/m²
Travel score
4.3
out of 10

Riva del Garda is chief town of the homonym municipality.

Air quality
Good
PM10 17.9 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 17°C in the first days to 14°C by the end.

A typical September day in Riva del Garda reaches about 16°C in the afternoon and slips back to 9°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 19°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11810
21810
31710
41710
51710
61710
71710
8179
9179
10169
11169
12169
13169
14169
15169
16168
17158
18158
19158
20158
21158
22158
23158
24148
25147
26147
27147
28147
29147
30147

How September really feels in Riva del Garda

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.

Riva del Garda weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -8°566.87.38.90.0
Feb / -7°617.27.2100.0
Mar / -2°8310.57.211.60.5
Apr / 12315.57.113.31.7
May14° / 145202.214.73.1
Jun18° / 10°15421.10.415.54.2
Jul20° / 12°15120.80.115.24.8
Aug19° / 12°14419013.95.0
Sep16° / 133140.612.34.3
Oct11° / 15411.83.410.72.6
Nov / -1°15611.17.89.30.5
Dec / -6°837.97.18.50.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25347
35347
45347
55248
65149
75149
85149
95149
105050
114951
124951
134951
144753
154753
164654
174555
184456
194456
204258
214258
224159
234060
244159
254060
264060
273862
283862
293862
303763

Chance of precipitation in September

Any precipitationSnow

Riva del Garda gets around 133 mm of rain and snow over 14 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 48% and peaks near 56% on the wettest days, and about 1 day brings snow. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
1561
2551
3541
4531
5521
6511
7501
8491
9491
10481
11481
12481
13471
14471
15471
16472
17472
18472
19462
20462
21463
22453
23453
24444
25444
26445
27445
28446
29446
30447

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 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
18218
28416
38515
48713
58911
69010
7919
8928
9937
10946
11955
12964
13964
14973
15973
16973
17973
18982
19982
20982
21982
22991
23991
24991
25991
26991
27991
281000
291000
301000

Wind in September

Winds average 4 km/h in September.

Across September, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 96 minutes over September. Sunrise moves from 5:42 AM to 6:20 AM, and sunset from 6:51 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:426:51
213.15:436:49
313.05:456:47
413.05:466:45
512.95:476:43
612.95:496:41
712.85:506:39
812.85:516:37
912.75:526:35
1012.65:546:33
1112.65:556:31
1212.55:566:29
1312.55:586:27
1412.45:596:25
1512.46:006:23
1612.36:016:21
1712.36:036:18
1812.26:046:16
1912.26:056:14
2012.16:076:12
2112.06:086:10
2212.06:096:08
2311.96:106:06
2411.96:126:04
2511.86:136:02
2611.86:146:00
2711.76:165:58
2811.76:175:56
2911.66:185:54
3011.56:205:52

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.69 kWh/m².

For context, solar energy here swings from a low near 1.47 kWh/m² to a high of 5.6 kWh/m² in July across the year — September's 3.69 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.2Bright
34.2Bright
44.2Bright
54.1Bright
64.1Bright
74.0Bright
84.0Bright
94.0Moderate
103.9Moderate
113.9Moderate
123.8Moderate
133.8Moderate
143.7Moderate
153.7Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.5Moderate
203.5Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.3Moderate
253.3Moderate
263.2Moderate
273.2Moderate
283.1Moderate
293.1Moderate
303.1Moderate
Planning a trip in September

Is September a good time to visit Riva del Garda?

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

4.3
Sightseeing
3rd-best month of the year
0.5
Beach & pool
4th-best month of the year

September is a reasonable time to visit Riva del Garda for sightseeing.

What to pack for Riva del Garda in September

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

In September, Riva del Garda sees daytime highs around 16°C and nights near 9°C. Pack rain gear. Worth having: a warm layer. About 14 days see rain.

rain geara warm layer

UV index in Riva del Garda 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 Riva del Garda peaks around July 15 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 15UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5Moderate
Apr7High
May8Very high
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Riva del Garda 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 Riva del Garda is worst in March — around 21 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2021 µg/m³Nov 1514 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb17Moderate
Mar21Moderate
Apr20Moderate
May17Moderate
Jun19Moderate
Jul16Moderate
Aug14Moderate
Sep14Moderate
Oct14Moderate
Nov13Moderate
Dec15Moderate
Location & terrain

Where is Riva del Garda?

Riva del Garda sits at 45.9°N, 10.8°E, 73 m above sea level, in Italy. The nearest listed city is Rovereto, 15 km away.

Topography around Riva del Garda

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

Within 3 km, the terrain around Riva del Garda has very significant variations in elevation — a maximum elevation change of 1,504 m around an average of 367 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,152 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,846 m.

The land around Riva del Garda is covered by trees (51%) within 3 km, trees (70%) within 16 km, and trees (52%) and grassland (22%) within 80 km.

3 km
1,504 m
16 km
2,152 m
80 km
3,846 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewatermoss and lichen
September weather nearby: Rovereto 15 km · Trento 30 km · Schio 44 km · Valdagno 44 km · Bussolengo 46 km · Verona 51 km · Desenzano del Garda 52 km · Lumezzane 52 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 Riva del Garda (45.8858°, 10.8412°, elevation 73 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).