Osaka Weather in April
April in Osaka brings pleasant temperatures, with daytime highs of 20°C (68°F) and nights around 10°C (50°F). Quite a bit of rainfall is expected, around 126 mm (5 in), so pack an umbrella.
Rainfall in Osaka in April
Based on our climate data of the past 30 years, about 16 days of rain are anticipated, with 126 mm (5 in) on average. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Osaka in April
Daytime temperatures in Osaka reach 20°C (68°F) in April, dropping to 10°C (50°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 10°C (50°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Osaka in April
The month brings about 188 hours of sunlight, offering a comfortable mix of sun and overcast.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, October and November typically offer the best weather for Osaka.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Osaka's climate page.
Osaka Temperature in April
Min Temperature
10°C (50°F)
Max Temperature
20°C (68°F)
Chance of Rain
54%
Precipitation
126 mm (5 in)
Rainy days
16 days
Humidity
59%
Sunshine
188 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Osaka typically rise from around 17°C (63°F) at the start of April to approximately 22°C (72°F) by the end. Nights are cool, with lows typically ranging from 8°C (46°F) to 13°C (55°F).
Average temperatures in April
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather for Osaka in April
Browse day-by-day weather records for Osaka spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Osaka historical weather extremes in April
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Osaka.
- Osaka recorded its highest April temperature of 31°C (88°F) on April 30, 2005.
- On April 2, 1987, Osaka saw its coldest April day with temperatures maxing out at 8°C (46°F).
- The lowest overnight temperature recorded in April was 0°C (32°F) (April 3, 1981).
Best Places in Japan in April
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in April →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Osaka in April
Comfortable temperatures call for an easy wardrobe in April. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Osaka in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Osaka's climate page.
Temperature Rainfall Sunshine Humidity
See the full Osaka climate overview or explore weather in Japan.
