Flagstaff, USA

If you're planning an outdoors-led escape, Flagstaff deserves a close look. This USA destination lies at altitude, and its climate record peaks at a 99/100 sun score in June — 28°C afternoons under 25% average cloud cover.

Across a typical year, afternoon temperatures swing between 5°C (January) and 29°C (July). Rain is most likely in July, when about 35% of days see meaningful rainfall, and least likely in June (11%). Beach-warm afternoons (24°C and up) hold through June–August.

The seasonal arc is clear in the data: summer averages 28°C against winter's 6°C, while rain-day odds move from 18% in winter and 19% in spring to 27% in summer and 14% through autumn. In short: plan around summer if you can, keep autumn as the fallback, and go into winter with managed expectations (its season score is 61). If your dates are flexible, August buys you 27°C warmth at the quiet end of the season.

Best months to visit Flagstaff

Our month-by-month scoring puts June first (99/100), with August (97) and May (96) close behind. The dependable window is wider than the podium, though: April–October all score 70 or better. At the other end, January scores just 60, the weakest month of the year.

Put against its 82 mountain peers in June, it lands in the sunnier half of the group, ahead of 95% of them.

Month-by-month breakdown for Flagstaff → · More destinations for June →

Right now the 16-day outlook shows 7 mostly-clear days (under 40% cloud) and one day with real rain risk, with temperatures between 2°C and 18°C — which is how Flagstaff earns its current 58/100 sun score.