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Monte-Carlo weather in August 2025
Expect 25°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Monte-Carlo in August. Check more long-term weather averages for Monte-Carlo in August before you book your next holiday to Monaco in 2025/2026.
- 2525°C max day temperature
- 9 hours of sunshine per day
- 77 days with some rainfall
- 1717°C min night temperature
- 1414 hours of daylight per day
- LLow heat & humidity
- 4646 mm of monthly rainfall
- 77 (High) UV index
- 2424°C sea temperature
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The August weather guide for Monaco, represented by Monte-Carlo, (Monte-Carlo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Monte-Carlo in August?
Daytime temperatures usually reach 25°C in Monte-Carlo in August with low heat and humidity, falling to 17°C at night.
How sunny is it in Monte-Carlo in August?
There are normally 9 hours of bright sunshine each day in Monte-Carlo in August - that's 65% of daylight hours.
How warm is the sea around Monte-Carlo in August?
The average sea temperature around Monte-Carlo in August is 24°C.
Does it rain in Monte-Carlo in August?
There are usually 7 days with some rain in Monte-Carlo in August and the average monthly rainfall is 46mm.
Monte-Carlo August sunrise & sunset times
Browse the sunrise and sunset times for Monte-Carlo in August 2025. Select a month to view Monte-Carlo sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Friday, 1st August 2025 | 05:19 | 19:53 |
Saturday, 16th August 2025 | 05:36 | 19:32 |
Sunday, 31st August 2025 | 05:53 | 19:07 |
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