Skip to main content
SunnyDays

ERA5 almanac — 8 years of real data

Nice / Côte d'Azur in June

Nice / Côte d'Azur in June: rain frequency data not yet backfilled for this month, 78°F average high, 61% of days historically clear (n=240, ERA5 2018–2025).

Nice / Côte d'Azur in June is a mixed month for sun: 61% of days historically clear (n=240, avg high 78°F). The outcome varies year to year — check the early/late split below. Historical average, not a forecast.

What you are reading: 8-year historical averages from the ERA5 reanalysis, not a forecast. A month that is historically 90% clear can still be overcast on your specific trip. For this week’s actual forecast, see the live Nice / Côte d'Azur page. Both can be true at once: “historically strong in this month; this particular week is not.” We label which is which.

Early vs. Late June

Clear-sky percentage for Nice / Côte d'Azur in June, split by half-month. “n” is the number of days sampled across 8 years (2018–2025).
Period % Clear days Sample (n) Avg high
Early June
1st–15th		 48% n=120 78°F
Late June
16th–end		 74% n=120 78°F
Full month average 61% n=240 78°F

Bottom line

Nice / Côte d'Azur clears solidly in June: 61% of days historically (n=240), avg high 78°F. The two halves differ materially (48% early, 74% late) — favour the late half of the month. Most trips here in June will find more sun than cloud.

Every month in Nice / Côte d'Azur

Compare across all months with data. Numbers are historical clear-sky %.

Historical clear-sky % for Nice / Côte d'Azur, all months, ERA5 2018–2025.
Month % Clear Sample (n)
January 0% n=248 All destinations →
February 0% n=226 All destinations →
March 2% n=248 All destinations →
April 6% n=240 All destinations →
May 20% n=248 All destinations →
June ← this page 61% n=240 All destinations →
July 78% n=248 All destinations →
August 74% n=248 All destinations →
September 60% n=240 All destinations →
October 29% n=248 All destinations →
November 0% n=240 All destinations →
December 0% n=248 All destinations →

Frequently asked

Is Nice / Côte d'Azur good for sun in June?

Yes. Nice / Côte d'Azur is historically strong for sun in June: 61% of days are clear on average (avg high 78°F, n=240 days, ERA5 2018–2025).

All percentages are historical averages from the ERA5 reanalysis via Open-Meteo, 8 full years (2018–2025). “Clear” means avg high ≥ 72 °F, precipitation < 1 mm, and a non-precipitation weather code. This is history, not a forecast. The live 7-day outlook for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.