Sapporo weather by month
2006-2025, 20 years of records · Not a forecast
Sapporo has four clear seasons and, unlike the rest of Japan, no distinct rainy season. By the record, snow falls from November to April and is heaviest in January. Summers are cooler than in the rest of Japan, which is why many people come to escape the heat. Shoes with good grip are close to essential on icy sidewalks. Book early for the Snow Festival in early February. The Rapid Airport train from New Chitose to the city takes about 37 minutes.
Weighing daytime warmth against rain days, June, July and September came out as the easiest months. July was the quiet stretch with 7 rain days, against 20 in December to February.
Each month in a line
| January | bitterly cold, snow every other day | 0° / −6° |
|---|---|---|
| February | freezing cold, snow on every second day | 1° / −6° |
| March | cold, rain on every second day | 5° / −2° |
| April | crisp and chilly, rain on many days | 12° / 4° |
| May | cool, rain here and there | 18° / 9° |
| JuneGood | comfortably warm, occasional rain | 22° / 14° |
| JulyGood | warm, rain here and there | 26° / 18° |
| August | comfortably warm, rain on many days | 27° / 19° |
| SeptemberGood | warm, rain on many days | 23° / 15° |
| October | cool | 17° / 8° |
| November | properly cold | 9° / 2° |
| December | bitterly cold, snow every other day | 2° / −4° |
The 12 months in numbers
Pack a different suitcase by season: highs ran from 0°C in January to 27°C in August.
| Month | High | Low | Rain days | Rainfall | Humidity | Clear days |
|---|---|---|---|---|---|---|
| January | 0° | −6° | 20 days | 110mm | 80% | 0 days |
| February | 1° | −6° | 20 days | 104mm | 78% | 1 day |
| March | 5° | −2° | 16 days | 89mm | 76% | 3 days |
| April | 12° | 4° | 10 days | 62mm | 73% | 6 days |
| May | 18° | 9° | 9 days | 53mm | 75% | 5 days |
| June | 22° | 14° | 8 days | 76mm | 82% | 3 days |
| July | 26° | 18° | 7 days | 88mm | 84% | 2 days |
| August | 27° | 19° | 10 days | 120mm | 84% | 1 day |
| September | 23° | 15° | 9 days | 131mm | 82% | 2 days |
| October | 17° | 8° | 12 days | 121mm | 79% | 3 days |
| November | 9° | 2° | 16 days | 134mm | 79% | 1 day |
| December | 2° | −4° | 20 days | 129mm | 80% | 0 days |
Enter your dates to see how that stretch went in each of the past 20 years.
Common questions
When is the best time to visit Sapporo?
Weighing daytime warmth against rain days, June, July and September came out as the easiest months. July was the quiet stretch with 7 rain days, against 20 in December to February.
Which month is driest in Sapporo?
July. Over 2006-2025 it averaged 7 rain days and 88 mm of rain.
Which month is warmest in Sapporo?
August, with highs averaging 27°C and lows 19°C. Pack a different suitcase by season: highs ran from 0°C in January to 27°C in August.