Verdict: Excellent month
Osaka Weather in April
April hits the sweet spot in Osaka — highs around 19°C (66°F), ideal for a full day on foot. Expect showers on roughly 9 days of the month — rarely trip-ruining, worth planning around. Overall, April is one of the best months of the year to be in Osaka.
Average high
19°C / 66°F
Average low
10°C / 50°F
Rain days
~9
Precipitation
166 mm
What to pack for Osaka in April
- Layers — t-shirts under a light jacket or sweater
- A packable rain shell or compact umbrella earns its space
- Comfortable walking shoes — every guide on this site assumes you'll use them
April against the rest of the year
Warmest in Osaka: Aug (33°C / 91°F) · Coolest: Jan (9°C / 48°F) · Wettest: Jul (~17 rain days)
9°
1°
Jan
11°
2°
Feb
15°
5°
Mar
19°
10°
Apr
23°
14°
May
27°
19°
Jun
31°
24°
Jul
33°
26°
Aug
30°
23°
Sep
23°
14°
Oct
18°
9°
Nov
11°
3°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)