Monaco at a glance
- Best time
- Apr – Oct
- Warmest month
- Aug · 28°
- Warmest sea
- Aug · 24.9°
- Sunshine a year
- 2,890 h
- Rain a year
- 842 mm
- Climate
- Mediterranean
- Time zone
- UTC+1 / UTC+2
- Elevation
- 0 m
Climate in Monaco
Monaco has a Mediterranean climate with warm to hot, dry summers and mild, wetter winters. August is the warmest month with average highs of 28 °C, while January is the coolest at 12 °C. With around 2,890 hours of sunshine a year, Monaco is sunny; July is the sunniest month with 10.9 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Excellent
Best time to visit: April – October
What is the weather like in Monaco in October?
In October, Monaco is mild: daytime highs average 20 °C, and nights cool down to about 14 °C. The sea averages 20.2 °C – refreshing for a swim. The sun shines for around 7 hours a day. Rain falls on about 9 days, adding up to 111 mm. All in all, October is an excellent month for a holiday in Monaco.
More details for October
- Daylight
- 11 h 6 min07:43 – 18:49
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 11 km/haverage daily peak
- Cloud cover
- 56 %on average
- Hot days
- 0 days30 °C or more
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+2Europe/Monaco
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %58 %
- Few rainy daysweight 30 %65 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Swimwear
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Sea temperature in Monaco
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 19.1 – 21.3 °C
Swimming season: Jun – Oct
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Monaco ranges from 13.5 °C in February to 24.9 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.
From October to February the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 23.5 and 26.7 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 14.1° | 13.4° | 14.7° | cold |
| FebruaryFeb | 13.5° | 12.9° | 14.0° | cold |
| MarchMar | 13.7° | 13.1° | 14.1° | cold |
| AprilApr | 14.9° | 14.2° | 15.8° | cold |
| MayMay | 17.7° | 16.8° | 18.7° | fresh |
| JuneJun | 21.6° | 20.3° | 23.3° | refreshing |
| JulyJul | 24.1° | 22.3° | 26.1° | pleasant |
| AugustAug | 24.9° | 23.5° | 26.7° | pleasant |
| SeptemberSep | 22.8° | 21.7° | 24.1° | refreshing |
| OctoberOct | 20.2° | 19.1° | 21.3° | refreshing |
| NovemberNov | 17.7° | 16.7° | 18.7° | fresh |
| DecemberDec | 15.6° | 14.6° | 16.5° | cold |
Sunshine hours in Monaco
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 6.5 of 11.1 hours of daylight in Monaco, 59 % of the day.
Sunshine hours count the time with bright, direct sunshine (WMO definition, estimated from model data); daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Monaco
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 3 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.
The sun is strongest in June (UV 9).
Minutes until sunburn in October
- Very fair skin
- about 40 min
- Fair skin
- about 50 min
- Light brown skin
- about 70 min
- Olive skin
- about 90 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Monaco: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Monaco has about 9 rainy days with 111 mm of rain in total.
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 51 | 12° | 5° | 14.1° | 6.0 h | 8 | 70 |
| FebruaryFeb | 57 | 12° | 5° | 13.5° | 7.0 h | 8 | 59 |
| MarchMar | 72 | 15° | 7° | 13.7° | 8.0 h | 8 | 71 |
| AprilApr | 79 | 17° | 10° | 14.9° | 8.1 h | 11 | 78 |
| MayMay | 84 | 21° | 14° | 17.7° | 8.8 h | 11 | 65 |
| JuneJun | 90 | 25° | 18° | 21.6° | 10.1 h | 9 | 49 |
| JulyJul | 90 | 28° | 21° | 24.1° | 10.9 h | 6 | 26 |
| AugustAug | 88 | 28° | 21° | 24.9° | 9.7 h | 7 | 33 |
| SeptemberSep | 87 | 24° | 18° | 22.8° | 8.0 h | 8 | 63 |
| OctoberOct | 81 | 20° | 14° | 20.2° | 6.5 h | 9 | 111 |
| NovemberNov | 64 | 16° | 10° | 17.7° | 6.0 h | 11 | 131 |
| DecemberDec | 53 | 13° | 7° | 15.6° | 5.9 h | 9 | 87 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)
43.74° N, 7.42° E · 0 m · Europe/Monaco
Best time to visit Monaco
The best time to visit Monaco is from April to October. For a beach holiday with the sea above 21 °C, go from June to September. For sightseeing, day trips and hiking, conditions are most comfortable from April to November. The wettest month is November with 131 mm of precipitation.
Monaco through the seasons
How the weather changes over the seasons, with averages for each.
Monaco in spring
Mar – May
Good
- 15–21 °C by day
- Sea 15 °C
- 8 h of sun a day
- 30 rainy days in all
Monaco in summer
Jun – Aug
Excellent
- 25–28 °C by day
- Sea 24 °C
- 10 h of sun a day
- 22 rainy days in all
Monaco in autumn
Sep – Nov
Good
- 16–24 °C by day
- Sea 20 °C
- 7 h of sun a day
- 28 rainy days in all
Monaco in winter
Dec – Feb
Fair
- 12–13 °C by day
- Sea 14 °C
- 6 h of sun a day
- 24 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Monaco for you.
Your best months: May – June, September
Based on the climate averages; tap a month to see its details.
Which month for what?
Beach & swimming
Jun – Sep
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Apr – Nov
15–28 °C and not too much rain
Monaco month by month
The typical weather for every month at a glance.
51January12° · Sea 14° · 6 h
In January, Monaco is cool: daytime highs average 12 °C, and nights cool down to about 5 °C. The sea averages 14.1 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain falls on about 8 days, adding up to 70 mm. Snow falls on about 2 days. All in all, January is a so-so month for a holiday in Monaco.
Monaco in January57February12° · Sea 14° · 7 h
In February, Monaco is cool: daytime highs average 12 °C, and nights cool down to about 5 °C. The sea averages 13.5 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 59 mm. Snow falls on about 2 days. All in all, February is a so-so month for a holiday in Monaco.
Monaco in February72March15° · Sea 14° · 8 h
In March, Monaco is cool: daytime highs average 15 °C, and nights cool down to about 7 °C. The sea averages 13.7 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain falls on about 8 days, adding up to 71 mm. All in all, March is a good month for a holiday in Monaco.
Monaco in March79April17° · Sea 15° · 8 h
In April, Monaco is mild: daytime highs average 17 °C, and nights cool down to about 10 °C. The sea averages 14.9 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain is frequent, with about 11 rainy days and 78 mm in total. All in all, April is a good month for a holiday in Monaco.
Monaco in April84May21° · Sea 18° · 9 h
In May, Monaco is mild: daytime highs average 21 °C, and nights cool down to about 14 °C. The sea averages 17.7 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 9 hours a day. Rain is frequent, with about 11 rainy days and 65 mm in total. All in all, May is an excellent month for a holiday in Monaco.
Monaco in May90June25° · Sea 22° · 10 h
In June, Monaco is warm: daytime highs average 25 °C, and nights cool down to about 18 °C. The sea averages 21.6 °C – refreshing for a swim. With around 10 hours of sunshine a day, there is plenty of sun. Rain falls on about 9 days, adding up to 49 mm. All in all, June is an excellent month for a holiday in Monaco.
Monaco in June90July28° · Sea 24° · 11 h
In July, Monaco is hot: daytime highs average 28 °C, and even at night it stays warm at around 21 °C. The sea averages 24.1 °C – pleasant for swimming. With around 11 hours of sunshine a day, there is plenty of sun. Rain falls on about 6 days, adding up to 26 mm. The air is often humid and muggy. All in all, July is an excellent month for a holiday in Monaco.
Monaco in July88August28° · Sea 25° · 10 h
In August, Monaco is hot: daytime highs average 28 °C, and even at night it stays warm at around 21 °C. The sea averages 24.9 °C – pleasant for swimming. With around 10 hours of sunshine a day, there is plenty of sun. Rain falls on about 7 days, adding up to 33 mm. On about 6 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is an excellent month for a holiday in Monaco.
Monaco in August87September24° · Sea 23° · 8 h
In September, Monaco is warm: daytime highs average 24 °C, and nights cool down to about 18 °C. The sea averages 22.8 °C – refreshing for a swim. The sun shines for around 8 hours a day. Rain falls on about 8 days, adding up to 63 mm. All in all, September is an excellent month for a holiday in Monaco.
Monaco in September81October20° · Sea 20° · 7 h
In October, Monaco is mild: daytime highs average 20 °C, and nights cool down to about 14 °C. The sea averages 20.2 °C – refreshing for a swim. The sun shines for around 7 hours a day. Rain falls on about 9 days, adding up to 111 mm. All in all, October is an excellent month for a holiday in Monaco.
Monaco in October64November16° · Sea 18° · 6 h
In November, Monaco is cool: daytime highs average 16 °C, and nights cool down to about 10 °C. The sea averages 17.7 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 131 mm in total. All in all, November is a good month for a holiday in Monaco.
Monaco in November53December13° · Sea 16° · 6 h
In December, Monaco is cool: daytime highs average 13 °C, and nights cool down to about 7 °C. The sea averages 15.6 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain falls on about 9 days, adding up to 87 mm. All in all, December is a so-so month for a holiday in Monaco.
Monaco in DecemberMonaco compared
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Monaco vs. Nice
In October the holiday weather in Monaco and Nice is about equally good (score 81 vs. 83). During the day it is about as warm in Nice as in Monaco. The sea is about equally warm.
| in October | Monaco | Nice |
|---|---|---|
| Holiday score | 81 | 83 |
| Daytime high | 20° | 20° |
| Sea | 20° | 20° |
| Sunshine | 7 h | 7 h |
| Rainy days | 9 | 9 |
| Best time | Apr – Oct | Jun – Aug |
Through the year
Planning a trip to Monaco
Getting there
Flying from
- Nonstop flight
- about 1 h 45 min
- Distance
- 1,040 km
- Time zone
- UTC+2
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Monaco
When is the best time to visit Monaco?
The best time to visit Monaco is from April to October. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Monaco?
The sea temperature in Monaco ranges from 13.5 °C in February to 24.9 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.
Can you swim in Monaco in October?
Yes. In October the sea averages 20.2 °C – refreshing for a swim.
What is the warmest month in Monaco?
August is the warmest month, with average highs of 28 °C and nights around 21 °C. January is the coolest month at 12 °C.
When does it rain most in Monaco?
The wettest month is November with 131 mm of precipitation. The driest month is July with 26 mm.
How many hours of sunshine does Monaco get?
Monaco gets around 2,890 hours of sunshine a year. The sunniest month is July with 10.9 hours a day; in December there are 5.9 hours a day.
What time zone is Monaco in?
Monaco uses the time zone Europe/Monaco: UTC+1 in January and UTC+2 in July.
How long is the flight from London to Monaco?
A nonstop flight from London to Monaco takes about 1 h 45 min, for a straight-line distance of about 1,040 km.
Near Monaco
Other destinations close by.