Sulmona weather in April

In April, Sulmona sees average daytime highs of 12°C and overnight lows near 3°C, with 105 mm of precipitation across 14.7 wet days and about 13.1 hours of daylight. It is the 7th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 11°C in the first days to 14°C by the end. The sky is clear or mostly clear about 26% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 48 min by month's end. Set against the rest of the year, April is Sulmona's 11th-clearest and 4th-windiest month. For the whole year in context, see Sulmona's year-round climate.

Daytime high
12°
7th warmest
Overnight low
6th coldest
Precipitation
105 mm
14.7 wet days
Daylight
13 h 06 min
5:30 AM – 6:39 PM
Cloud cover
61%
11th clearest
Wind
5 km/h
4th windiest
Solar energy
5.27 kWh/m²
Travel score
3.0
out of 10

Sulmona is chief town of the homonym municipality.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 11°C in the first days to 14°C by the end.

A typical April day in Sulmona reaches about 12°C in the afternoon and slips back to 3°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 17°C. Set against its neighbours, April runs about 4°C warmer than March and about 4°C cooler than May.

-5°10°15°20°151015202530
Avg high (°C)Avg low (°C)
1111
2111
3111
4111
5111
6111
7111
8112
9112
10122
11122
12122
13122
14122
15122
16122
17123
18133
19133
20133
21133
22133
23134
24144
25144
26144
27144
28145
29155
30155

How April really feels in Sulmona

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 7 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
7
wind chill below the day's low

The story in April is cold — wind chill drags the overnight "feels like" below the raw low.

Sulmona weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°8410.97.69.30.0
Feb / -3°7710.97.410.30.2
Mar / -0°9913.76.611.71.6
Apr12° / 10514.72.513.13.0
May17° / 10914.50.114.34.9
Jun21° / 11°7810.90156.7
Jul24° / 13°688.8014.77.7
Aug24° / 13°619.2013.77.5
Sep20° / 10°9011.3012.36.2
Oct16° / 8610.70.410.94.8
Nov10° / 10911.92.69.62.3
Dec / -2°9812.16.690.3

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 19% of April, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14258
24456
34555
44555
54456
64555
74654
84654
94654
104654
114654
124654
134654
144654
154753
164753
174654
184753
194654
204555
214555
224456
234456
244456
254258
264258
274258
284357
294258
304258

Chance of precipitation in April

Any precipitationSnow

Sulmona gets around 105 mm of rain and snow over 14.7 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 49% and peaks near 52% on the wettest days, and about 3 days bring snow.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
14713
24712
34712
44711
54811
64811
74811
84811
94911
104911
114911
124911
134911
144911
154911
164910
174910
18499
19499
20498
21497
22507
23506
24505
25504
26514
27513
28513
29522
30522

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100

Wind in April

Winds average 5 km/h in April.

Across April, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over April. Sunrise moves from 5:56 AM to 5:09 AM, and sunset from 6:22 PM to 6:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:566:22
212.55:546:23
312.55:536:24
412.65:516:25
512.65:496:26
612.75:476:27
712.75:466:28
812.85:446:30
912.85:426:31
1012.95:416:32
1112.95:396:33
1212.95:376:34
1313.05:356:35
1413.05:346:36
1513.15:326:37
1613.15:306:39
1713.25:296:40
1813.25:276:41
1913.35:266:42
2013.35:246:43
2113.45:226:44
2213.45:216:45
2313.55:196:46
2413.55:186:48
2513.55:166:49
2613.65:156:50
2713.65:136:51
2813.75:126:52
2913.75:106:53
3013.85:096:54

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.27 kWh/m².

For context, solar energy here swings from a low near 1.66 kWh/m² to a high of 6.77 kWh/m² in July across the year — April's 5.27 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.1Bright
85.1Bright
95.1Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.6Bright
305.6Bright
Planning a trip in April

Is April a good time to visit Sulmona?

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

3.0
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Sulmona.

What to pack for Sulmona in April

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

In April, Sulmona sees daytime highs around 12°C and nights near 3°C. Pack rain gear. Worth having: a warm layer and sun protection. About 15 days see rain.

rain geara warm layersun protection

Sea temperature near Sulmona in April

The nearest coast averages about 14°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 52 km away) is warmest in August at about 26°C and coldest in February near 13°C.

It's comfortable for a long swim from May 31 to Oct 15 — about 4.5 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr14Bracing
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep23Refreshing
Oct20Cool
Nov17Cool
Dec15Cool

UV index in Sulmona in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Sulmona peaks around July 16 at about 10 (extreme) — 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highVery highHighModerateLowJul 16UV 10Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5High
Apr5High
May7Very high
Jun9Very high
Jul10Extreme
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Sulmona in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Sulmona is worst in April — around 19 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1219 µg/m³Sep 1813 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb17Moderate
Mar18Moderate
Apr19Moderate
May16Moderate
Jun15Moderate
Jul14Moderate
Aug14Moderate
Sep12Moderate
Oct14Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Sulmona?

Sulmona sits at 42.0°N, 13.9°E, 405 m above sea level, in Italy. The nearest listed city is Chieti, 39 km away.

Topography around Sulmona

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

Within 3 km, the terrain around Sulmona has significant variations in elevation — a maximum elevation change of 272 m around an average of 416 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,541 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,846 m.

The land around Sulmona is covered by cropland (30%) and trees (29%) within 3 km, trees (56%) and grassland (31%) within 16 km, and trees (52%) and grassland (21%) within 80 km.

3 km
272 m
16 km
2,541 m
80 km
2,846 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Chieti 39 km · Avezzano 41 km · Lanciano 43 km · Sora 45 km · Francavilla al Mare 51 km · Pescara 51 km · Montesilvano 54 km · L'Aquila 55 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 Sulmona (42.0495°, 13.9258°, elevation 405 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).