Sorachi region | JMA weather station "Iwamizawa"
Snow and temperature in Iwamizawa in December
In a normal December, Iwamizawa gets 200cm of snow. Snow depth goes from 15 cm at the start of the month to 57 cm at the end (deepest around the 31st, at 57 cm). The mean temperature is -2.6℃, with an average high of 0.5℃ and an average low of -6.0℃.
- Snowfall in December
- 200cm7th of 41 places
- Max snow depth in December
- 74cmNormal of the monthly maximum
- Days with 10 cm+ snow
- 25.1 daysDays with snowfall: 27.9 days
- Ice days
- 15.5 daysHigh below 0℃
Snow milestones in December
- Lasting snow cover begins: normally Dec 1
JMA normals; actual dates vary from year to year. For the whole season, see Snow in Iwamizawa.
Daily snow depth in Iwamizawa in December
Daily normals for Iwamizawa in December
| Date | Depth | Snowfall | High | Low |
|---|---|---|---|---|
| Dec 1 | 15cm | 5cm | 3.3℃ | -3.2℃ |
| Dec 2 | 16cm | 5cm | 3.0℃ | -3.4℃ |
| Dec 3 | 18cm | 5cm | 2.8℃ | -3.7℃ |
| Dec 4 | 19cm | 5cm | 2.5℃ | -3.9℃ |
| Dec 5 | 20cm | 6cm | 2.2℃ | -4.2℃ |
| Dec 6 | 22cm | 6cm | 2.0℃ | -4.4℃ |
| Dec 7 | 23cm | 6cm | 1.8℃ | -4.6℃ |
| Dec 8 | 25cm | 6cm | 1.5℃ | -4.8℃ |
| Dec 9 | 27cm | 6cm | 1.3℃ | -5.1℃ |
| Dec 10 | 28cm | 6cm | 1.1℃ | -5.3℃ |
| Dec 11 | 30cm | 7cm | 0.9℃ | -5.5℃ |
| Dec 12 | 31cm | 7cm | 0.7℃ | -5.7℃ |
| Dec 13 | 33cm | 7cm | 0.6℃ | -5.8℃ |
| Dec 14 | 35cm | 7cm | 0.4℃ | -6.0℃ |
| Dec 15 | 36cm | 7cm | 0.3℃ | -6.2℃ |
| Dec 16 | 38cm | 7cm | 0.2℃ | -6.3℃ |
| Dec 17 | 39cm | 7cm | 0.1℃ | -6.4℃ |
| Dec 18 | 41cm | 7cm | 0.0℃ | -6.5℃ |
| Dec 19 | 42cm | 7cm | -0.1℃ | -6.7℃ |
| Dec 20 | 44cm | 7cm | -0.2℃ | -6.8℃ |
| Dec 21 | 45cm | 7cm | -0.3℃ | -6.9℃ |
| Dec 22 | 46cm | 7cm | -0.4℃ | -7.0℃ |
| Dec 23 | 47cm | 7cm | -0.4℃ | -7.1℃ |
| Dec 24 | 49cm | 7cm | -0.5℃ | -7.2℃ |
| Dec 25 | 50cm | 7cm | -0.6℃ | -7.3℃ |
| Dec 26 | 51cm | 7cm | -0.7℃ | -7.3℃ |
| Dec 27 | 52cm | 7cm | -0.7℃ | -7.4℃ |
| Dec 28 | 53cm | 7cm | -0.8℃ | -7.4℃ |
| Dec 29 | 54cm | 7cm | -0.9℃ | -7.5℃ |
| Dec 30 | 56cm | 7cm | -1.0℃ | -7.5℃ |
| Dec 31 | 57cm | 7cm | -1.0℃ | -7.6℃ |
JMA daily normals: smoothed 30-year averages, not values from any single year.
Snowfall in December at 41 places
| Rank | Place | Snowfall | Max depth | Mean temp. |
|---|---|---|---|---|
| 1 | Kutchan | 253cm | 99cm | -3.1℃ |
| 2 | Kimobetsu | 244cm | 79cm | -4.8℃ |
| 3 | Takikawa | 228cm | 70cm | -4.0℃ |
| 4 | Nayoro | 225cm | 71cm | -5.4℃ |
| 5 | Bibai | 216cm | 70cm | -3.8℃ |
| 6 | Sounkyo | 202cm | 84cm | ― |
| 7 | Iwamizawa | 200cm | 74cm | -2.6℃ |
| 8 | Koganeyu (Jozankei) | 185cm | 66cm | ― |
| 9 | Biei | 182cm | 48cm | -5.5℃ |
| 10 | Shimukappu (Tomamu) | 165cm | 48cm | -6.4℃ |
| 11 | Furano | 159cm | 46cm | -5.1℃ |
| 12 | Asahikawa | 158cm | 58cm | -4.2℃ |
| 13 | Ishikari | 157cm | 53cm | -2.0℃ |
| 14 | Haboro | 154cm | 54cm | -1.7℃ |
| 15 | Rumoi | 147cm | 47cm | -1.5℃ |
| 16 | Otaru | 142cm | 54cm | -1.1℃ |
| 17 | Esashi (Kitami-Esashi) | 139cm | 52cm | -3.1℃ |
| 18 | Utoro (Shiretoko) | 138cm | 45cm | -2.4℃ |
| 19 | Lake Akan | 123cm | 52cm | -6.5℃ |
| 20 | Wakkanai | 122cm | 39cm | -2.1℃ |
| 21 | Eniwa (Shimamatsu) | 116cm | 37cm | -3.5℃ |
| 22 | Sapporo | 113cm | 47cm | -0.9℃ |
| 23 | Suttsu | 108cm | 32cm | -0.3℃ |
| 24 | Kawayu (Teshikaga) | 101cm | 43cm | -6.0℃ |
| 25 | Kitami | 92cm | 39cm | -5.1℃ |
| 26 | Omu | 83cm | 36cm | -3.3℃ |
| 27 | Noboribetsu | 82cm | 23cm | -1.9℃ |
| 28 | Nakashibetsu | 81cm | 28cm | -3.7℃ |
| 29 | Hakodate | 79cm | 22cm | -0.1℃ |
| 30 | Mombetsu | 75cm | 28cm | -2.6℃ |
| 31 | Abashiri | 71cm | 29cm | -2.4℃ |
| 32 | Memanbetsu | 66cm | 28cm | -4.5℃ |
| 33 | Hiroo | 60cm | 35cm | -1.3℃ |
| 34 | Obihiro | 51cm | 36cm | -3.8℃ |
| 35 | Esashi | 49cm | 13cm | 1.6℃ |
| 36 | Chitose | 44cm | 18cm | -3.0℃ |
| 37 | Tomakomai | 29cm | 14cm | -1.2℃ |
| 38 | Urakawa | 28cm | 10cm | 0.1℃ |
| 39 | Nemuro | 28cm | 15cm | -0.5℃ |
| 40 | Muroran | 27cm | 9cm | 0.5℃ |
| 41 | Kushiro | 26cm | 17cm | -1.9℃ |