Saitama, Japan Weather

Saitama,  Weather
(Photo by Sora Sagano on Unsplash)

Current conditions

Updated:
26°C
78.8°F
°C °F

Condition: Partly Cloudy

Pressure: 1,009 hPa

Feel like: 31 °C

Temperature: 26°C

Cloud: 53%

Humidity: 79%

Wind: ENE - 4 km/h

Visibility: 26.16 km

Weather forecast

Thu
06 Aug
25°C / 33°C
Drizzle
Fri
07 Aug
24°C / 34°C
Thunderstorm With Slight
Sat
08 Aug
23°C / 30°C
Slight Thunderstorm
Sun
09 Aug
23°C / 29°C
Slight Thunderstorm
Mon
10 Aug
22°C / 30°C
Drizzle
Hourly forecast today:
10:00 AM
22° / 26°
22° / 26°
Partly Cloudy
79% 29 km/h
11:00 AM
23° / 26°
23° / 26°
Partly Cloudy
83% 27 km/h
12:00 PM
22° / 25°
22° / 25°
Partly Cloudy
85% 23 km/h
13:00 PM
23° / 25°
23° / 25°
Partly Cloudy
87% 20 km/h
14:00 PM
22° / 25°
22° / 25°
Partly Cloudy
87% 15 km/h
15:00 PM
23° / 24°
23° / 24°
Drizzle
90% 13 km/h
16:00 PM
23° / 24°
23° / 24°
Drizzle
93% 14 km/h
17:00 PM
23° / 24°
23° / 24°
Drizzle
95% 13 km/h
18:00 PM
23° / 24°
23° / 24°
Overcast
96% 13 km/h
19:00 PM
23° / 24°
23° / 24°
Overcast
96% 13 km/h
20:00 PM
23° / 24°
23° / 24°
Overcast
96% 13 km/h

30 Day Averages and Extremes

  • Average high 29.93°C
  • Average low 21.97°C
  • Hottest day 36°C (21 July 2026)
  • Coldest day 0°C (19 August 2026)
  • Average humidity 75.37%
  • Days with precipitation 29 days
  • Highest precipitation 55 mm (23 July 2026)

Yesterday's Data

  • Max: 29°C
  • Min: 21°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Saitama over the next 12 hours

Temperature and possibility of rain in Saitama in the coming days

Rainfall in Saitama in the coming days

Saitama Climate Summary

Saitama features a Humid subtropical, no dry season (Köppen classification: Cfa), with an average annual temperature of 17.22ºC (63.0ºF), which is about 2.03% higher than the national average for Japan. Annually, the city experiences approximately 49.86 millimeters (1.96 inches) of rainfall, spread across 82.84 rainy days, accounting for 22.7% of the year.

Longitude 35.8616486
Latitude 139.6454782
Yearly high temperature 19.86ºC (67.75ºF)
Yearly low temperature 13.08ºC (55.54ºF)
Hottest month August 32.18ºC (89.92ºF)
Coldest month January 1.99ºC (35.58ºF)
Yearly precip 49.86mm (1.96in)
Days with rainfall 82.84 days (22.7%)
Driest month December (58.52%)
Wettest month October (69.28%)

Weather averages by month

Month High / Low (°C) Rain
January 8.54° / 1.99° 2.82 days
February 9.44° / 2.63° 3.91 days
March 13.33° / 5.62° 6.55 days
April 18.02° / 10.17° 7.73 days
May 23.79° / 15.8° 7.91 days
June 26.0° / 19.27° 9.82 days
July 30.36° / 23.46° 9.45 days
August 32.18° / 25.19° 9.73 days
September 27.74° / 21.59° 10.55 days
October 21.62° / 15.77° 7.64 days
November 16.42° / 10.43° 4.09 days
December 10.91° / 5.01° 2.64 days

Frequently asked questions

1. What is the hottest month in Saitama?

August has the highest average monthly temperature (daily mean of 32.18ºC) and January are the coolest (daily mean of 1.99ºC).

2. What should I wear in Saitama today?

For today's very hot weather in Saitama, with the high temperatures above 32ºC (89.6ºF), consider wearing:
- UV-blocking sunglasses
- Broad-brimmed sun hat
- Lightweight, loose-fitting shorts
- High SPF sunscreen for outdoor activities

Temperature

Early
21°C / 27°C
Morning
22°C / 27°C
Afternoon
23°C / 24°C
Evening
23°C / 24°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 439
  • CO 128
  • NH3 0
  • NO2 9
  • O3 62
  • PM10 13
  • PM25 10
  • SO2 4
  • CH4 1,387

Sunrise / Sunset

19:52
09:41