Verdict: Good month
Sapporo Weather in May
May is mild-to-cool in Sapporo, topping out near 17°C (63°F) — comfortable with a layer on. Expect showers on roughly 14 days of the month — rarely trip-ruining, worth planning around. Overall, May is a solid month to visit Sapporo.
Average high
17°C / 63°F
Average low
7°C / 45°F
Rain days
~14
Precipitation
107 mm
What to pack for Sapporo in May
- Layers — t-shirts under a light jacket or sweater
- Evenings turn genuinely cool — pack a warm layer for after dark
- Rain gear is non-negotiable — expect rain on roughly 14 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
May against the rest of the year
Warmest in Sapporo: Jul (26°C / 79°F) · Coolest: Jan (-3°C / 27°F) · Wettest: Feb (~16 rain days)
-3°
-10°
Jan
-2°
-9°
Feb
5°
-4°
Mar
12°
2°
Apr
17°
7°
May
21°
13°
Jun
26°
18°
Jul
26°
19°
Aug
23°
14°
Sep
16°
7°
Oct
9°
1°
Nov
0°
-8°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)