Mt. Fuji in May

The strongest month our cameras have measured so far, with pink moss fields at its feet.

Average score: 75/100
Clear mornings: 24/31 (77%)
Best hour: 15:00 JST (89/100)
247 measurements · 31 days · May 2026
Short answer

Yes. May is the best full month our logger has measured so far, averaging 75/100 across 247 readings, with 24 of 31 clear mornings. The last of the snow cap still marks the summit, the shibazakura (pink moss) fields bloom into late May, and the only real planning hazard is Golden Week crowds from April 29 to May 5.

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May: Day by day

Average visibility score for each measured day (May 2026)

Scores are computed from live weather and camera data around Mt. Fuji, logged every 3 hours since March 2026. This page updates automatically as new readings arrive.

Best time of day

Average score by hour (JST), measured every 3 hours

Spring at its most reliable

May sits in a sweet spot: warm enough for comfortable mornings at the lakes, early enough that the rainy season has not arrived. High-pressure spells bring runs of clear days, and fresh green forests replace the browns of early spring around every viewpoint.

The snow line climbs through the month, but the cap usually stays visible into late May, so the classic white-topped profile holds for most visits.

What our data shows for May

Across 247 readings, May averaged 75/100, ahead of April and far ahead of June, which collapses when the rainy season arrives. The morning advantage persists, with the best scores clustering before mid-morning.

If you are choosing between late spring and early summer for a trip, our numbers say the answer plainly: go in May, not June.

How it compares

Average visibility score by month, from our measurements

Jan
Feb
Mar
65
Apr
71
May
75
Jun
48
Jul
54
Aug
Sep
Oct
Nov
Dec

– = soon: our logger started in March 2026 and fills these in automatically.

Planning tips

1

Plan around Golden Week

April 29 to May 5 brings Japan’s biggest domestic travel wave. Visit after May 6 for the same weather with half the crowds and normal prices.

2

Catch the shibazakura before it ends

The Fuji Shibazakura Festival near Lake Motosu runs to late May. Pink moss fields with the snow-capped cone behind them are a May-only composition.

3

Keep the 6-9 AM habit

May afternoons are better than summer ones, but the sharpest views still come before mid-morning.

4

Treat May as the deadline

The rainy season typically starts in early-to-mid June. If your dates can slide, slide them earlier, not later.

Frequently Asked Questions

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