Monte Carlo weather in April

In April, Monte Carlo sees average daytime highs of 14°C and overnight lows near 11°C, with 74 mm of precipitation across 9.5 wet days and about 13.2 hours of daylight. It is the 7th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 15°C by the end. The sky is clear or mostly clear about 38% 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 54 min by month's end. Set against the rest of the year, April is Monte Carlo's 9th-clearest and 4th-windiest month. For the whole year in context, see Monte Carlo's year-round climate.

Daytime high
14°
7th warmest
Overnight low
11°
5th coldest
Precipitation
74 mm
9.5 wet days
Daylight
13 h 12 min
5:54 AM – 7:07 PM
Cloud cover
53%
9th clearest
Wind
11 km/h
4th windiest
Solar energy
5.25 kWh/m²
Travel score
4.1
out of 10

Monte Carlo is ward in the Principality of Monaco.

Density
56,889/km²
people per km²
Founded
1866

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 13°C in the first days to 15°C by the end.

A typical April day in Monte Carlo reaches about 14°C in the afternoon and slips back to 11°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 16°C. Set against its neighbours, April runs about 2°C warmer than March and about 4°C cooler than May.

10°15°20°151015202530
Avg high (°C)Avg low (°C)
11310
21310
31310
41310
51310
61310
71310
81310
91310
101310
111310
121310
131310
141411
151411
161411
171411
181411
191411
201411
211411
221411
231412
241512
251512
261512
271512
281512
291512
301512

Monte Carlo weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 688.12.19.12.4
Feb10° / 577.4210.22.4
Mar12° / 627.21.411.63.4
Apr14° / 11°749.50.513.24.1
May17° / 14°529.2014.55.7
Jun21° / 18°407.5015.27.2
Jul24° / 21°215.4014.98.1
Aug24° / 21°215.1013.88.2
Sep21° / 18°657.3012.37.1
Oct17° / 15°1028.90.110.85.8
Nov14° / 11°12910.10.79.54.0
Dec11° / 878.61.88.82.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 18% of April, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15743
25743
35743
45743
55743
65743
75842
85842
95842
105842
115941
125941
135941
145941
155941
165842
175842
185842
195743
205644
215644
225545
235545
245446
255446
265347
275248
285248
295347
305248

Chance of precipitation in April

Any precipitationSnow

Monte Carlo gets around 74 mm of rain and snow over 9.5 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 32% and peaks near 35% on the wettest days, and about 1 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1272
2282
3282
4282
5292
6292
7292
8292
9302
10302
11302
12302
13312
14312
15312
16322
17322
18322
19321
20331
21331
22331
23341
24341
25351
26351
27351
28351
29351
30350

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
13991
14991
15991
16991
17982
18982
19973
20973
21973
22964
23964
24955
25955
26946
27946
28937
29928
30919

Wind in April

Winds average 11 km/h in April.

Across April, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
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 April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 90 minutes over April. Sunrise moves from 6:21 AM to 5:32 AM, and sunset from 6:48 PM to 7:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:216:48
212.56:206:50
312.66:186:51
412.66:166:52
512.76:146:53
612.76:126:55
712.86:106:56
812.86:096:57
912.96:076:58
1012.96:056:59
1113.06:037:01
1213.06:017:02
1313.16:007:03
1413.15:587:04
1513.25:567:05
1613.25:547:07
1713.35:537:08
1813.35:517:09
1913.45:497:10
2013.45:487:12
2113.45:467:13
2213.55:447:14
2313.55:437:15
2413.65:417:16
2513.65:397:18
2613.75:387:19
2713.75:367:20
2813.85:357:21
2913.85:337:22
3013.95:327:24

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.25 kWh/m².

For context, solar energy here swings from a low near 1.54 kWh/m² to a high of 6.67 kWh/m² in July across the year — April's 5.25 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
44.9Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.1Bright
105.1Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.3Bright
165.3Bright
175.3Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in April

Is April a good time to visit Monte Carlo?

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

4.1
Sightseeing
7th-best month of the year
0.0
Beach & pool
8th-best month of the year

April is a reasonable time to visit Monte Carlo for sightseeing.

What to pack for Monte Carlo in April

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

In April, Monte Carlo sees daytime highs around 14°C and nights near 11°C. Worth packing: a warm layer, rain gear and sun protection. About 10 days see rain.

a warm layerrain gearsun protection

Sea temperature near Monte Carlo in April

The nearest coast averages about 15°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 13 km away) is warmest in August at about 25°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 7 to Oct 13 — about 4.2 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar14Bracing
Apr15Bracing
May18Cool
Jun21Refreshing
Jul24Refreshing
Aug25Warm
Sep22Refreshing
Oct20Cool
Nov17Cool
Dec15Cool

UV index in Monte Carlo in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Monte Carlo peaks around July 14 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 14UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar4Moderate
Apr7Very high
May6High
Jun8Very high
Jul9Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Monte Carlo 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 Monte Carlo is worst in March — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 1816 µg/m³Nov 2110 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar16Moderate
Apr15Moderate
May14Moderate
Jun14Moderate
Jul13Moderate
Aug13Moderate
Sep11Good
Oct12Moderate
Nov10Good
Dec11Good
Location & terrain

Where is Monte Carlo?

Monte Carlo sits at 43.7°N, 7.4°E, 45 m above sea level, in Monaco. The nearest listed city is Monaco, 1.0 km away.

Monaco

Topography around Monte Carlo

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

Within 3 km, the terrain around Monte Carlo has large variations in elevation — a maximum elevation change of 999 m around an average of 198 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,368 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,195 m.

The land around Monte Carlo is covered by water (45%) and trees (26%) within 3 km, water (50%) and trees (36%) within 16 km, and trees (48%) and water (32%) within 80 km.

3 km
999 m
16 km
1,368 m
80 km
3,195 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Monaco 1.0 km · Menton 7.0 km · Saint-Roch 11 km · Nice 14 km · Ventimiglia 16 km · Plaine du Var 19 km · Les Moulins 19 km · Saint-Laurent-du-Var 20 km

Monaco travel facts

Power plugs
Type C / E
230 V · 50 Hz
GDP per capita
$288,002
2024
Safe drinking water
100%
of population, 2024
Homicide rate
3.1
per 100k, 2001
Road deaths
0
per 100k/yr, 2013
Income group
High
World Bank
Religion
Roman Catholic 90%other 10%

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 Monte Carlo (43.7398°, 7.4273°, elevation 45 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).