Climate Insights for Bibai

Bibai Shi, Hokkaido, Japan

Hottest
August
25°C peak
Coldest
January
-9°C low
Wettest
August
198mm rain
Best to Visit
June, July
Mild temps & low rain

Climate Overview

The climate in Bibai is cool. The average annual temperature is 8°C and approximately 1166mm of precipitation falls per year. Bibai receives a notable amount of rainfall throughout the year, including during its driest month. Bibai 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 -9°C. Bibai experiences heavy snowfall, typically from January through December.

Temperature

-10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -2° Average: -6° Min: -9° Feb Max: -1° Average: -4° Min: -8° Mar Max: 5° Average: 1° Min: -3° Apr Max: 11° Average: 7° Min: 4° May Max: 17° Average: 13° Min: 9° Jun Max: 20° Average: 17° Min: 14° Jul Max: 25° Average: 21° Min: 18° Aug Max: 25° Average: 22° Min: 19° Sep Max: 22° Average: 18° Min: 14° Oct Max: 15° Average: 11° Min: 7° Nov Max: 7° Average: 4° Min: 1° Dec Max: 0° Average: -3° Min: -6°
Max
Average
Min

Temperatures in Bibai vary considerably across the year, with a 34°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 25°C and the mean temperature sits around 22°C. The coldest month is January, when overnight lows fall to -9°C and the daily average is -6°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between November and December, 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: 58mm Snow: 55mm Feb Precipitation: 59mm Snow: 51mm Mar Precipitation: 69mm Snow: 32mm Apr Precipitation: 80mm Snow: 6mm May Precipitation: 84mm Snow: 0mm Jun Precipitation: 99mm Snow: 0mm Jul Precipitation: 99mm Snow: 0mm Aug Precipitation: 198mm Snow: 0mm Sep Precipitation: 108mm Snow: 0mm Oct Precipitation: 109mm Snow: 2mm Nov Precipitation: 116mm Snow: 28mm Dec Precipitation: 88mm Snow: 65mm
Precipitation
Snow

Bibai is a moderately rainy area, receiving approximately 1166mm of precipitation annually, which averages out to around 97mm per month. The wettest month is August, averaging 198mm of rainfall. November and October also tend to see above-average precipitation. The driest month is January, with just 58mm. That's 139mm 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. Bibai receives heavy snowfall, accumulating around 240cm annually from January through December. The snowiest month is December, with approximately 65cm. Winter travel should account for significant snow cover.

Wind

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

Bibai is relatively calm, with an average annual wind speed of 11km/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 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/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 Bibai, which began on June 21, 2026. Bibai 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 25°C, while the coldest stretch bottoms out in January near -9°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from -3 to 17°C. Precipitation is moderate at around 232mm for the season, averaging 77mm per month. Winds are generally light, averaging 12km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 14 to 25°C. Rainfall is heavy, totalling around 395mm across the season with a monthly average of 132mm. Winds are generally light, averaging 10km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 1 to 22°C. Rainfall is heavy, totalling around 333mm across the season with a monthly average of 111mm. Expect around 31cm of snow accumulation during this period. Winds are generally light, averaging 11km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -9 to 0°C. Precipitation is moderate at around 206mm for the season, averaging 69mm per month. Expect around 171cm of snow accumulation during this period. Winds are generally light, averaging 10km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan -6°
Feb -4°
Mar
Apr
May 13°
Jun 17°
Jul 21°
Aug 22°
Sep 18°
Oct 11°
Nov
Dec -3°

The best time to visit Bibai is during June and July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 99mm per month. By contrast, August can be uncomfortably hot with highs reaching 25°C, while January is the coldest period with lows dropping to -9°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Bibai 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
-9 °C
-2 °C
10 km/h
58 mm
55 cm
Feb
-8 °C
-1 °C
10 km/h
59 mm
51 cm
Mar
-3 °C
5 °C
11 km/h
69 mm
32 cm
Apr
4 °C
11 °C
12 km/h
80 mm
6 cm
May
9 °C
17 °C
12 km/h
84 mm
0 cm
Jun
14 °C
20 °C
11 km/h
99 mm
0 cm
Jul
18 °C
25 °C
10 km/h
99 mm
0 cm
Aug
19 °C
25 °C
10 km/h
198 mm
0 cm
Sep Current
14 °C
22 °C
10 km/h
108 mm
0 cm
Oct
7 °C
15 °C
11 km/h
109 mm
2 cm
Nov
1 °C
7 °C
11 km/h
116 mm
28 cm
Dec
-6 °C
0 °C
11 km/h
88 mm
65 cm
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Metric (°C, km/h)