Tokachi region | JMA weather station "Hiroo"
When does it snow in Hiroo? Snow depth and snowfall normals
The station is at an elevation of 32 m. All figures are normals from the Japan Meteorological Agency (JMA): 30-year averages for 1991–2020.
Snow in Hiroo now
- Snow depth now
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- Snowfall, past 24 hours
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- Normal depth for today
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The snow falling in this box matches the past 24 hours of snowfall (it may not be snowing right now). Snow depth now at 41 places →
- Annual snowfall
- 297cm33rd of 41 places
- Deepest snow
- 98cmFebruary max normal: 86cm
- Snowiest month
- January83cm in the month
- Ice days (year)
- 43.9 daysDays with a high below 0℃
When the snow starts and ends in Hiroo
| First snow of the season | Nov 5 |
|---|---|
| First day with 1 cm+ snow cover | Nov 30 |
| Lasting snow cover begins | Dec 13 |
| Deepest day (daily normals) | Feb 25（67cm） |
| Lasting snow cover ends | Apr 1 |
| Last day with 1 cm+ snow cover | Apr 17 |
| Last snow of the season | Apr 29 |
JMA normals for the first and last snow, the first and last snow cover, and lasting snow cover (snow on the ground for 30 days or more in a row). First/last snow dates and days with snowfall were recalculated by JMA in 2024, when snow observation switched from human observers to instruments.
Snow depth in Hiroo (October to May)
Daily snow depth normals. Tap a month for details.
- OctoberSnowfall 0cmMax depth 0cmMean 11.3℃
- NovemberSnowfall 5cmMax depth 4cmMean 5.2℃
- DecemberSnowfall 60cmMax depth 35cmMean -1.3℃
- JanuarySnowfall 83cmMax depth 71cmMean -4.2℃
- FebruarySnowfall 70cmMax depth 86cmMean -3.9℃
- MarchSnowfall 63cmMax depth 85cmMean 0.1℃
- AprilSnowfall 16cmMax depth 24cmMean 5.2℃
- MaySnowfall 1cmMax depth 1cmMean 9.8℃
Monthly snowfall in Hiroo
Monthly snow and temperature normals in Hiroo
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Snowfall (monthly total) | 83cm | 70cm | 63cm | 16cm | 1cm | 0cm | 0cm | 0cm | 0cm | 0cm | 5cm | 60cm | 297cm |
| Max snow depth | 71cm | 86cm | 85cm | 24cm | 1cm | 0cm | 0cm | 0cm | 0cm | 0cm | 4cm | 35cm | 98cm |
| Days with 10 cm+ snow cover | 28.1 days | 28.3 days | 26.9 days | 3.8 days | 0.0 days | 0.0 days | 0.0 days | 0.0 days | 0.0 days | 0.0 days | 0.5 days | 13.5 days | 101.3 days |
| Days with snowfall | 17.4 days | 18.1 days | 18.9 days | 8.9 days | 0.9 days | 0.0 days | 0.0 days | 0.0 days | 0.0 days | 0.6 days | 6.8 days | 16.6 days | 88.6 days |
| Mean temperature | -4.2℃ | -3.9℃ | 0.1℃ | 5.2℃ | 9.8℃ | 12.7℃ | 16.6℃ | 18.6℃ | 16.6℃ | 11.3℃ | 5.2℃ | -1.3℃ | 7.2℃ |
| Mean daily high | -0.3℃ | 0.0℃ | 4.0℃ | 9.9℃ | 14.6℃ | 16.5℃ | 20.1℃ | 22.1℃ | 20.3℃ | 15.5℃ | 9.4℃ | 2.6℃ | 11.2℃ |
| Mean daily low | -9.2℃ | -9.1℃ | -4.4℃ | 0.9℃ | 5.8℃ | 9.8℃ | 14.1℃ | 15.9℃ | 13.1℃ | 6.8℃ | 0.6℃ | -5.8℃ | 3.2℃ |
| Ice days (high below 0℃) | 17.3 days | 15.0 days | 4.3 days | 0.1 days | 0.0 days | 0.0 days | 0.0 days | 0.0 days | 0.0 days | 0.0 days | 0.0 days | 7.3 days | 43.9 days |
| Precipitation | 71.6mm | 59.9mm | 95.1mm | 111.3mm | 162.4mm | 149.2mm | 166.2mm | 217.7mm | 262.6mm | 194.2mm | 127.7mm | 91.4mm | 1709.2mm |
June to September link to the Hokkaido-wide summer pages. "Year" for max snow depth is the normal for the whole winter.
Temperature in Hiroo (12 months)
HighMeanLow
Location and nearby places
- Urakawaabout 47 km · 128cm of snow a year
- Obihiroabout 70 km · 198cm of snow a year
- Shimukappu (Tomamu)about 107 km · 705cm of snow a year
- Kushiroabout 116 km · 127cm of snow a year
Sources
- Japan Meteorological Agency (JMA), Climatological Normals 1991–2020 (in Japanese); Normals for Hiroo (JMA, in Japanese)
- JMA, Recalculated normals for snow days and first/last snow dates, 2024 (PDF, in Japanese)
- Station locations: JMA, List of AMeDAS stations (in Japanese)
- Current snow and 24-hour snowfall: JMA AMeDAS
- Map: National Land Numerical Information, Administrative Boundaries (MLIT) (processed)