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Tokyo in April: Weather, Average temperature and Climate

Take a look at past year’s weather for Tokyo in April and see if it is worth visiting.
Check flight prices to Tokyo on Avionero:
April

Weather in Tokyo in April 2025

OK Weather
Mild
🌧️
Rainy
🌊
Cold water
Tokyo in April usually sees fair weather conditions, with an average daily high temperature of +64°F and roughly 5 sunny days. However, you should prepare for about 16 rainy days with an average precipitation of 164 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+64°F
Avg. max. temperature
+32°F
Min.
+84°F
Max.
164 mm
Total precipitation
63%
Avg. humidity
4 m/s
Avg. wind
5 ☀️
Sunny Days
8 ⛅️
Cloudy
16 🌦
Rainy
Our opinion: Tokyo has OK weather in April.
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Average temperature in Tokyo in April

Here are the expected maximum, average and minimum temperatures in Tokyo for April based on the historical data.
Last Year
Historical Data

The temperature in April is +70°F on average, with a range between a maximum of +81°F during the day and a minimum of +46°F at night.

The average maximum temperature goes up 5% by the end of the month, compared with the beginning of the month, from +72°F to +73°F.

Is Tokyo warm or cold in April?

Tokyo is typically mild in April.

Maximum temperatures go up compared to the previous month from +55°F to +64°F. The minimum temperature also goes up from +43°F to +52°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how April is compared to other months in Tokyo:

Water temperature in Tokyo in April

Water in Tokyo in April is Cold. It varies from +56°F to +65°F, with an average of +60°F. This is almost similar to the air temperature, which averages +64°F.

In April, water temperatures are average relative to the rest of the year:

The warmest water temperatures in Tokyo are reached in August, when the average sea temperature rises to +78°F. The coldest water temperatures are in February, with an average of +57°F.

Can you swim in Tokyo in April?

We would not recommend swimming in Tokyo in April, the water is very cold (+60°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in Tokyo in April

Tokyo weather looks like this, on average, in April and the surrounding months.
MarchAprilMay
Avg. temperature
+55°F+64°F+73°F
Min. temperature
+28°F+32°F+45°F
Max. temperature
+77°F+84°F+91°F
Rainfall
158 mm164 mm162 mm
Wind
4 m/s4 m/s4 m/s
Avg. water temperature
+58°F+60°F+64°F
Humidity
58%63%68%
Air pressure
1014 HPa1013 HPa1010 HPa
Sunny days
554
Cloudy days
6810
Rainy days
181616
Snowy days
100

April weather is still as ok as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +55°F to +64°F during the day. Prepare for more rain. Average rainfall goes from 158 mm to 164 mm. Humidity rises from 58% to 63%. The average wind speed doesn’t change much during April, staying around 4 m/s. The amount of sunny days stay about the same, averaging 5 sunny days during the month.

May brings much the same weather, it remains ok.

Wind

Wind speed in Tokyo in April based on historical data.
Last Year
Historical Data

The average wind speed is 6 m/s getting up to 10 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Tokyo is gradually increasing during April, going from 4 m/s to 6 m/s over the course of the month.

Rain

Amount of rainfall in mm during April in Tokyo based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in April stands at 47%, leading to total precipitation of around 273 mm. The maximum amount of rainfall per day is around 68 mm, which is considered heavy rain. April is a pretty wet month with over 14 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how April is compared with other months in the amount of precipitation, total mm:
Tokyo wettest month is October, where a typical day has a 55% chance of precipitation and 233 mm of rainfall per day. January, on the other hand, is the driest month with a mere 32% chance of precipitation and 69 mm of rainfall per day.

How was the weather last April in Tokyo?

This is the weather in Tokyo in April 2023:
1 April
☀️
+72°F
2 April
☁️
+64°F
3 April
☀️
+63°F
4 April
☀️
+70°F
5 April
☁️
+70°F
6 April
☁️
+71°F
7 April
🌧️
+69°F
8 April
☀️
+67°F
9 April
☀️
+64°F
10 April
☀️
+70°F
11 April
☀️
+75°F
12 April
☀️
+75°F
13 April
☀️
+69°F
14 April
☁️
+73°F
15 April
🌫️
+59°F
16 April
☀️
+74°F
17 April
☀️
+68°F
18 April
☁️
+67°F
19 April
☁️
+76°F
20 April
☀️
+78°F
21 April
☁️
+80°F
22 April
☀️
+63°F
23 April
☁️
+64°F
24 April
☀️
+61°F
25 April
☁️
+66°F
26 April
🌫️
+67°F
27 April
☀️
+73°F
28 April
☀️
+74°F
29 April
☁️
+73°F
30 April
🌧️
+73°F
In April 2023 Tokyo had 16 sunny days, 10 cloudy days, and 2 rainy days. The average maximum temperature was +70°F, with an absolute maximum of +81°F and a minimum of +59°F. The average humidity was 69%, with a maximum of 100% and a minimum of 28%. The average wind speed was 6 m/s, with a maximum of 13 m/s and a minimum of 0 m/s.
Are you planning a trip in April?

Climate Change Over the Years

This is how Tokyo climate has changed over the last 43 years.

The climate in Tokyo in April has not changed that much over the last 43 years.

The average temperature was the lowest in 1984 (+65°F) and the highest in 2023 (+72°F). The driest year was 1984 with only 896 mm of rainfall, and the wettest year was 2021 with 5634 mm.

FAQ

Frequently asked questions about the weather in Tokyo in April:

Is April a good time to visit Tokyo?

It’s always a good time to visit Tokyo, but the weather is changeable in April, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Tokyo in April?

April has mild temperatures in Tokyo. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Can you swim in Tokyo in April?

Swimming in Tokyo in April is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Tokyo rainy in April?

Tokyo is often rainy in April. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Tokyo in April?

Usually, it’s not very sunny in Tokyo in April, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Japan

Check out the weather for other cities in Japan.

Monthly weather in Tokyo

Source of the data

For this page, we’ve looked at the typical weather in Tokyo, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.