Climate Insights for Urayasu

Urayasu-shi, Chiba-ken, Japan

Hottest
August
31°C peak
Coldest
January
2°C low
Wettest
June
193mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Urayasu is temperate. The average annual temperature is 16°C and approximately 1501mm of precipitation falls per year. Urayasu receives a notable amount of rainfall throughout the year, including during its driest month. Urayasu is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to 2°C. Light snow can occur between January and November.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 9° Average: 5° Min: 2° Feb Max: 10° Average: 6° Min: 3° Mar Max: 14° Average: 10° Min: 7° Apr Max: 18° Average: 15° Min: 12° May Max: 23° Average: 19° Min: 16° Jun Max: 26° Average: 23° Min: 20° Jul Max: 30° Average: 27° Min: 24° Aug Max: 31° Average: 28° Min: 25° Sep Max: 28° Average: 25° Min: 22° Oct Max: 22° Average: 18° Min: 16° Nov Max: 17° Average: 13° Min: 10° Dec Max: 12° Average: 8° Min: 4°
Max
Average
Min

Temperatures in Urayasu vary considerably across the year, with a 29°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 31°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 2°C and an average of 5°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 55mm Snow: 4mm Feb Precipitation: 57mm Snow: 4mm Mar Precipitation: 130mm Snow: 4mm Apr Precipitation: 123mm Snow: 0mm May Precipitation: 140mm Snow: 0mm Jun Precipitation: 193mm Snow: 0mm Jul Precipitation: 165mm Snow: 0mm Aug Precipitation: 123mm Snow: 0mm Sep Precipitation: 173mm Snow: 0mm Oct Precipitation: 189mm Snow: 0mm Nov Precipitation: 97mm Snow: 1mm Dec Precipitation: 54mm Snow: 0mm
Precipitation
Snow

Urayasu is a fairly wet location, receiving approximately 1501mm of precipitation annually, which averages out to around 125mm per month. The wettest month is June, averaging 193mm of rainfall. October and September also tend to see above-average precipitation. The driest month is December, with just 54mm. That's 138mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Light snowfall can occur between January and November, totalling around 13cm annually. February is the snowiest month with approximately 4cm.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 12km/h Feb Wind Speed: 14km/h Mar Wind Speed: 14km/h Apr Wind Speed: 15km/h May Wind Speed: 14km/h Jun Wind Speed: 13km/h Jul Wind Speed: 13km/h Aug Wind Speed: 14km/h Sep Wind Speed: 13km/h Oct Wind Speed: 13km/h Nov Wind Speed: 11km/h Dec Wind Speed: 11km/h
Wind Speed

Urayasu is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

7 days until Autumn

It is currently summer in Urayasu, which began on June 21, 2026. Urayasu is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 31°C, while the coldest stretch bottoms out in January near 2°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 7 to 23°C. Rainfall is heavy, totalling around 393mm across the season with a monthly average of 131mm. Winds are generally light, averaging 14km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 20 to 31°C. Rainfall is heavy, totalling around 482mm across the season with a monthly average of 161mm. Winds are generally light, averaging 13km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 10 to 28°C. Rainfall is heavy, totalling around 460mm across the season with a monthly average of 153mm. Winds are generally light, averaging 12km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 2 to 12°C. Precipitation is moderate at around 166mm for the season, averaging 55mm per month. Expect around 8cm of snow accumulation during this period. Winds are generally light, averaging 12km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Urayasu based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
2 °C
9 °C
12 km/h
55 mm
4 cm
Feb
3 °C
10 °C
14 km/h
57 mm
4 cm
Mar
7 °C
14 °C
14 km/h
130 mm
4 cm
Apr
12 °C
18 °C
15 km/h
123 mm
0 cm
May
16 °C
23 °C
14 km/h
140 mm
0 cm
Jun
20 °C
26 °C
13 km/h
193 mm
0 cm
Jul
24 °C
30 °C
13 km/h
165 mm
0 cm
Aug
25 °C
31 °C
14 km/h
123 mm
0 cm
Sep Current
22 °C
28 °C
13 km/h
173 mm
0 cm
Oct
16 °C
22 °C
13 km/h
189 mm
0 cm
Nov
10 °C
17 °C
11 km/h
97 mm
1 cm
Dec
4 °C
12 °C
11 km/h
54 mm
0 cm
Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)