Climate Insights for Nayoro

Nayoro Shi, Hokkaido, Japan

Hottest
July
23°C peak
Coldest
January
-13°C low
Wettest
August
187mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Nayoro is cool. The average annual temperature is 5°C and approximately 1317mm of precipitation falls per year. Nayoro receives a notable amount of rainfall throughout the year, including during its driest month. Nayoro is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, September. The coldest months are January, February, December, when temperatures can drop to -13°C. Nayoro experiences heavy snowfall, typically from January through December.

Temperature

-20° -10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -5° Average: -9° Min: -13° Feb Max: -4° Average: -8° Min: -11° Mar Max: 2° Average: -2° Min: -5° Apr Max: 8° Average: 4° Min: 0° May Max: 16° Average: 11° Min: 6° Jun Max: 18° Average: 14° Min: 10° Jul Max: 23° Average: 19° Min: 16° Aug Max: 23° Average: 19° Min: 16° Sep Max: 20° Average: 15° Min: 11° Oct Max: 12° Average: 8° Min: 4° Nov Max: 4° Average: 1° Min: -3° Dec Max: -3° Average: -6° Min: -10°
Max
Average
Min

Nayoro has a wide annual temperature range, spanning 36°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 23°C with a mean of 19°C. The coldest month is January, when overnight lows fall to -13°C and the daily average is -9°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between September and October, with a 7°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: 82mm Snow: 65mm Feb Precipitation: 64mm Snow: 49mm Mar Precipitation: 78mm Snow: 46mm Apr Precipitation: 79mm Snow: 24mm May Precipitation: 97mm Snow: 2mm Jun Precipitation: 127mm Snow: 0mm Jul Precipitation: 123mm Snow: 0mm Aug Precipitation: 187mm Snow: 0mm Sep Precipitation: 108mm Snow: 0mm Oct Precipitation: 142mm Snow: 10mm Nov Precipitation: 131mm Snow: 48mm Dec Precipitation: 97mm Snow: 68mm
Precipitation
Snow

Nayoro is a fairly wet location, receiving approximately 1317mm of precipitation annually, which averages out to around 110mm per month. The wettest month is August, averaging 187mm of rainfall. October and November also tend to see above-average precipitation. The driest month is February, with just 64mm. That's 123mm less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Nayoro receives heavy snowfall, accumulating around 312cm annually from January through December. The snowiest month is December, with approximately 68cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 14km/h Feb Wind Speed: 16km/h Mar Wind Speed: 17km/h Apr Wind Speed: 18km/h May Wind Speed: 17km/h Jun Wind Speed: 13km/h Jul Wind Speed: 12km/h Aug Wind Speed: 13km/h Sep Wind Speed: 14km/h Oct Wind Speed: 17km/h Nov Wind Speed: 17km/h Dec Wind Speed: 16km/h
Wind Speed

Nayoro is mildly breezy, with an average annual wind speed of 15km/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 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 16km/h in winter, 17km/h in spring, 13km/h in summer, 16km/h in autumn.

Seasons

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

88 days until Summer

It is currently spring in Nayoro, which began on March 20, 2026. Nayoro 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 July at around 23°C, while the coldest stretch bottoms out in January near -13°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

Spring

Temperatures range from -5 to 16°C. Precipitation is moderate at around 255mm for the season, averaging 85mm per month. Winds are moderate at around 17km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 10 to 23°C. Rainfall is heavy, totalling around 438mm across the season with a monthly average of 146mm. Winds are generally light, averaging 13km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -3 to 20°C. Rainfall is heavy, totalling around 381mm across the season with a monthly average of 127mm. Expect around 58cm of snow accumulation during this period. Winds are moderate at around 16km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -13 to -3°C. Precipitation is moderate at around 243mm for the season, averaging 81mm per month. Expect around 182cm of snow accumulation during this period. Winds are moderate at around 16km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Monthly Climate Data

The table below shows monthly climate averages for Nayoro 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
-13 °C
-5 °C
14 km/h
82 mm
65 cm
Feb
-11 °C
-4 °C
16 km/h
64 mm
49 cm
Mar Current
-5 °C
2 °C
17 km/h
78 mm
46 cm
Apr
0 °C
8 °C
18 km/h
79 mm
24 cm
May
6 °C
16 °C
17 km/h
97 mm
2 cm
Jun
10 °C
18 °C
13 km/h
127 mm
0 cm
Jul
16 °C
23 °C
12 km/h
123 mm
0 cm
Aug
16 °C
23 °C
13 km/h
187 mm
0 cm
Sep
11 °C
20 °C
14 km/h
108 mm
0 cm
Oct
4 °C
12 °C
17 km/h
142 mm
10 cm
Nov
-3 °C
4 °C
17 km/h
131 mm
48 cm
Dec
-10 °C
-3 °C
16 km/h
97 mm
68 cm
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Metric (°C, km/h)