I was worried because we were six men who couldn't speak any Japanese, but everything went according to plan as we had originally requested when making the reservation. The driver was kind enough to accompany us at each stop and explain everything, and we had no trouble communicating in English.
Anonymous User
Friend
Ishikari Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Ishikari year round climate
Spring (March–May): Average 0.4–12.7°C, cold and rainy climate, slow temperature increase, occasional cold winds. Common activities: Flower viewing (some cold-resistant plants), outdoor walks (dress warmly). Recommended clothing: Warm jacket, sweater, waterproof pants.
Summer (June–August): Average 17.1–23.8°C, warm and humid climate, heavy rainfall, especially in August. Common activities: Beach activities, camping, mountain climbing (be prepared for rain). Recommended clothing: Light and breathable clothing, rain gear.
Autumn (September–November): Average 11.9–19.4°C, cool climate, still relatively high rainfall, gradually decreasing temperatures. Common activities: Maple leaf viewing (in some areas), outdoor leisure activities. Recommended clothing: Light jacket, long-sleeved shirt, comfortable pants.
Winter (December–February): Average -5.2–-2.9°C, cold and dry climate, low temperatures, relatively low snowfall. Common activities: Skiing (requires going to mountainous areas), indoor activities. Recommended clothing: Heavy warm jacket, hat, scarf, gloves.
Ishikari climatological average
Annual average temperature: approx. 9°C / Annual rainfall: approx. 1160 mm / Summer humidity: 70%–80% / Rainiest month: August
Ishikari monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-5.2°C
84.5
February
-4.3°C
63
March
0.4°C
67.1
April
7.9°C
66.1
May
12.7°C
75.1
June
17.1°C
122.9
July
22°C
107.9
August
23.8°C
164.2
September
19.4°C
112.1
October
11.9°C
127
November
5.3°C
106
December
-2.9°C
64.1
Ishikari weather for the next seven days
4/3
Friday
Sunny
8.3°C/4.6°C
4/4
Saturday
Patchy rain nearby
11.4°C/4.3°C
4/5
Sunday
Moderate rain
10.5°C/4.3°C
4/6
Monday
Patchy rain nearby
11.9°C/2.9°C
4/7
Tuesday
Moderate rain
8.2°C/3.5°C
4/8
Wednesday
Patchy rain nearby
7.2°C/4.7°C
4/9
Thursday
Sunny
12.8°C/4.4°C
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