The climate in Monte-Carlo during June can be summarized as mild and reasonably dry.
June is in the summer in Monte-Carlo and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 21°C (71°F), whilst at night 14°C (58°F) is normal.
| Daytime temperature | 21.4°C 70.5°F |
|---|---|
| Nightly temperature | 14.4°C 57.9°F |
| Average temperature | 17.9°C 64.2°F |
| Daily sunshine | 9.6 hrs |
| Avg rainfall | 49 mm 1.9 ins |
| Rainy days | 9 days |
| Sea temperature | 20.1°C 68.2°F |
| Humidity | 75% |
| Windspeed | 11.9kph 7 mph |
On average June is the 3rd driest month of the year in Monte-Carlo with around 49mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.6 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Monte-Carlo in June 2025.
| Hottest month: | July | 24.5°C 76.1°F |
|---|---|---|
| Driest month: | July | 23mm 0.9ins |
| Sunniest month: | July | 10.9hrs |
| Coldest month: | January | 9.4°C 48.9°F |
| Wettest month: | October | 102mm 4ins |