CLIMATE NOTES · December
35.91°N 139.66°E · Asia/Tokyo
CLIMATE NOTES · December
Saitama · 🇯🇵 Japan

Saitama Weather in December: Climate, Temperature & Travel Tips

Avg 6.1°C · 54mm rain — December is winter in Saitama.

AT A GLANCE
11° Avg High
Avg Low
54 Rain mm
Winter Season
December climate normals
Avg high
11.2 °C
Avg low
1.8 °C
Avg
6.1 °C
Precipitation
54 mm
ANNUAL CLIMATE
Saitama · Annual Climate 0 -10°40° °C 0102204 mm JFMAMJJASOND TEMP RANGE · AVG · RAINFALL

Source: Open-Meteo Archive 2014–2023 · 10-year climate normals

Climate Overview

December in Saitama, Japan brings winter conditions: average temperature 6.1°C, average high 11.2°C, average low 1.8°C. Monthly rainfall averages 54mm, making it a drier time of year.

Pack winter clothing to stay comfortable during outdoor excursions.

What to Pack

  • Heavy winter coat, thermal layers, gloves, hat
  • Insulated waterproof boots

Best Things to Do

  • Indoor museums, markets, and cafes
  • Hot springs or indoor thermal facilities
  • Evening illuminations and festivals (if any)

Pros and Cons of Visiting in December

Pros:

  • Low rainfall — minimal disruption to outdoor plans

Cons:

  • Cold conditions require winter gear

Climate source: Open-Meteo Archive (2014–2023).

PACKING ESSENTIALS
01 Layered shell Windproof outer with removable mid-layer fleece
02 Light sweater Merino or cotton for mild afternoons
03 Waterproof shoes Cool months bring rain; keep feet dry
04 Scarf Adds warmth without bulk
05 Compact umbrella Shoulder season showers are common
YEAR AT A GLANCE
J
F
M
A
M
J
J
A
S
O
N
D

Colour = avg temperature · blue = cool · orange = warm

HOTTEST MONTHS
  1. 1 August 27.1°C
  2. 2 July 25.9°C
  3. 3 September 23.1°C
COOLEST MONTHS
  1. 1 January 3.6°C
  2. 2 February 4.7°C
  3. 3 December 6.1°C
Q&A

FAQ

01 What is the average temperature in Saitama in December?
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The average is 6.1°C, with a high of 11°C and a low of 2°C.

02 What is Saitama like to visit in December?
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It is winter in Saitama, which is cool — bring warm clothes.

03 Does it rain often in Saitama during December?
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Average rainfall is 54mm, which is low.

04 What should I pack for Saitama in December?
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Heavy winter coat, thermal layers, gloves, hat; Insulated waterproof boots.

05 Is December a peak travel season for Saitama?
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It is closer to off-season, with more reasonable prices and fewer crowds.

06 Where does this climate data come from?
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Monthly averages computed from Open-Meteo Archive 2014–2023 daily observations.

Sources
Open-Meteo Archive 2014-2023
Updated
2026-04-17

Climate normals are averages; individual years vary.