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SunnyDays

ERA5 almanac — 8 years of real data

Ibiza in June

Ibiza in June: 8% of days see measurable rain, 81°F average high, 82% of days historically clear (n=240, ERA5 2018–2025).

Historically one of the better months to visit Ibiza for sun: 82% of days are clear on average (n=240, avg high 81°F). Every percentage here is a historical average from 8 years of ERA5 data — 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 Ibiza 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 Ibiza 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		 72% n=120 81°F
Late June
16th–end		 91% n=120 81°F
Full month average 82% n=240 81°F

Sunshine & warmth in June

A second measure using actual sunshine hours (ERA5 sunshine_duration), not the daily weather code. A Lowcountry day with 12 hours of sun and a 25-minute afternoon storm is counted below as a warm, sunny day — because it was. How we define this.

Sunshine-based metrics for Ibiza in June. Primary: % of days ≥ 72°F with > 6 h of sunshine.
Period Warm & sunny (≥72°F, >6 h sun) Sample (n)
Early June
1st–15th		 97% n=120
Late June
16th–end		 99% n=120
Full month average 98% n=240
13.9 h median sunshine per day 98% of days exceed 8 h sunshine 8% of days see ≥ 1 mm rain — rain is not hidden
Comparison (old vs new): WMO-code “clear” bar: 82%. Sunshine-based “warm & sunny”: 98%. The 16-point gap is from brief afternoon convective storms that stamp the whole day as “rain” in the WMO code but leave the bulk of the sunshine untouched.

Bottom line

Ibiza is historically one of the best destinations for sun in June: 82% of days meet the clear bar (avg high 81°F, n=240 days across 8 years). Pack for outdoor activity — this month consistently delivers.

Every month in Ibiza

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

Historical clear-sky % for Ibiza, all months, ERA5 2018–2025.
Month % Clear Sample (n)
January 0% n=248 All destinations →
February 0% n=226 All destinations →
March 3% n=248 All destinations →
April 8% n=240 All destinations →
May 45% n=248 All destinations →
June ← this page 82% n=240 All destinations →
July 88% n=248 All destinations →
August 79% n=248 All destinations →
September 54% n=240 All destinations →
October 47% n=248 All destinations →
November 11% n=240 All destinations →
December 0% n=248 All destinations →

Frequently asked

Does it rain in Ibiza in June?

Rarely. Only 8% of days in Ibiza see measurable rain in June, based on 8 years of ERA5 historical data (n=240 days, 2018–2025). This is a historical average, not a forecast.

Is Ibiza good for sun in June?

Yes. Ibiza is historically strong for sun in June: 82% of days are clear on average (avg high 81°F, n=240 days, ERA5 2018–2025).

How Ibiza compares in June

Head-to-head clear-sky comparisons against destinations travelers plausibly weigh against Ibiza this month — same passport tier, similar flight distance, both sides from the same 8-year ERA5 record.

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.