SunFinder.ai

Yellowstone, USA

61sun score

mountain climate · nature · high crowds · mid prices

If you're planning a trip built around landscapes and trails, Yellowstone deserves a close look. This USA destination lies in mountain country, and its climate record peaks at a 98/100 sun score in July — 22°C afternoons under 32% average cloud cover.

The year runs from average lows of -13°C in January to highs of 22°C in July. On the rain ledger, August is the safest bet at a 25% chance of a wet day, while February climbs to 48%. Note that average highs never reach 24°C in any month — pack for mild weather rather than hot.

Season by season (on the northern calendar), spring brings 3°C highs with 42% rain-day odds, summer 19°C at 27%, autumn 7°C at 35%, and winter -6°C at 41%. In short: plan around summer if you can, keep spring as the fallback, and go into winter with managed expectations (its season score is 50).

Best months to visit Yellowstone

The best month on record is July — a 98/100 sun score, built on 32% cloud cover and 26% rain-day odds — followed by August and June. The dependable window is wider than the podium, though: June–August all score 70 or better. The month to avoid on pure weather odds is December (48/100).

Among the mountain destinations in our catalog, its July rain odds beat 74% of the field.

Month-by-month breakdown for Yellowstone → · More destinations for July →

The live forecast backs this up: of the next 16 days, 2 look mostly clear and one carries meaningful rain risk, in a -11–9°C band. Today's cached sun score is 61/100.

Affiliate links — we may earn a commission, at no cost to you.

Flights from Europe

FromDistanceEstimated non-stop time
Brussels (BRU)7,711 km~10 h 15Find flights →
Amsterdam (AMS)7,615 km~10 hFind flights →
London (LON)7,437 km~9 h 45Find flights →
Paris (PAR)7,770 km~10 h 15Find flights →
Frankfurt (FRA)7,978 km~10 h 30Find flights →

Estimates from distance; actual schedules may require a connection.

Affiliate links — we may earn a commission, at no cost to you.

Next 16 days

Live forecast, refreshed twice daily. Forecasts updated 29 Oct, 06:35 CET.

DateHigh / lowCloudRain odds
Wed 28 Oct0° / -6°51%1%
Thu 29 Oct6° / -6°50%0%
Fri 30 Oct8° / -3°88%4%
Sat 31 Oct6° / -3°99%26%
Sun 1 Nov2° / -3°100%69%
Mon 2 Nov1° / -9°67%25%
Tue 3 Nov7° / -11°35%3%
Wed 4 Nov9° / -5°91%6%
Thu 5 Nov3° / -5°59%8%
Fri 6 Nov4° / -4°70%13%
Sat 7 Nov3° / -4°74%18%
Sun 8 Nov1° / -3°87%10%
Mon 9 Nov3° / -5°45%8%
Tue 10 Nov4° / -3°92%10%
Wed 11 Nov6° / -3°83%19%
Thu 12 Nov9° / -2°16%29%

Yellowstone climate, month by month

2015–2024 averages (July highlighted as the best month).

MonthDay / night °CCloudRain-day oddsSun score
January-6.4° / -12.7°73.3%35.5%52
February-5.8° / -12.2°75.7%48.3%50
March-1° / -8.8°67.2%43.7%56
April2.9° / -6.1°62%43.3%60
May8.3° / -1.6°58.4%37.7%66
June15.3° / 3.3°45.8%32.3%72
July22° / 8.1°31.8%25.5%98
August20.4° / 8.3°35.4%24.5%95
September14.9° / 4.3°43.7%30.3%65
October6° / -2°53.8%35.9%56
November-0.6° / -6.9°68.8%37.3%54
December-5.5° / -11.8°75%40.3%48

Similar sunny destinations

mountain escapes with a sun score within ±10 of Yellowstone right now.