Nice is warmest in August, averaging 27° by day and 24° at night. The wettest month is October with 90 mm, and the year brings about 621 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 13° | 10° | 43 mm | 15° | 9.1 h | Mild |
| February | 13° | 9° | 39 mm | 14° | 10.2 h | Mild |
| March | 14° | 11° | 56 mm | 14° | 11.6 h | Mild |
| April | 16° | 13° | 42 mm | 15° | 13.2 h | Mild |
| May | 19° | 16° | 71 mm | 18° | 14.5 h | Sightseeing |
| June | 23° | 20° | 39 mm | 22° | 15.2 h | Sightseeing |
| July | 26° | 23° | 19 mm | 26° | 15.0 h | Beach weather |
| August | 27° | 24° | 40 mm | 26° | 13.8 h | Beach weather |
| September | 24° | 21° | 60 mm | 24° | 12.3 h | Sightseeing |
| October | 20° | 17° | 90 mm | 21° | 10.8 h | Sightseeing |
| November | 17° | 14° | 54 mm | 18° | 9.4 h | Sightseeing |
| December | 14° | 11° | 68 mm | 16° | 8.8 h | Mild |
High and low are average daily maximum and minimum, rain is typical monthly total, sea is the average surface temperature, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER and NOAA MUR — averages, not promises.
When to go
Beach weather: July and August — highs around 27°, nights no colder than 23°, and at most 40 mm of rain in a month. The sea sits at 26–26° then.
Walking the city: May, June, September, October and November — highs of 17–24° and no more than 90 mm of rain a month.