月ごとの値
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室蘭（胆振地方) 1965年（月ごとの値） 詳細（日照・雪・その他）
| 月 | 日照時間(h) | 全天日射量 (MJ/㎡) | 雪(cm) | 雲量 | 大気現象 | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 合計 | 日照率 | 各階級の日数 | 降雪 | 各階級の日数（降雪） | 最深積雪 | 各階級の日数（最深積雪） | 平均 | 各階級の日数 | 雪日数 | 霧日数 | 雷日数 | ||||||||||||||||||
| 不照 | 日照率 ≧40% | 平均 | 合計 | 日合計の最大 | ≧3cm | ≧5cm | ≧10cm | ≧20cm | ≧50cm | ≧100cm | 値 | 日 | ≧0cm | ≧1cm | ≧5cm | ≧10cm | ≧20cm | ≧50cm | ≧100cm | ＜1.5 | ≧8.5 | ||||||||
| 値 | 日 | ||||||||||||||||||||||||||||
| 96.4 | 33 | 5 | 13 | 41 | 13 | 16 | 6 | 2 | 1 | 0 | 0 | 0 | 13 | 16 | 30 | 30 | 17 | 2 | 0 | 0 | 0 | 7.6 | 0 | 14 | 27 | 0 | 0 | ||
| 120.2 | 41 | 0 | 14 | 28 | 11 | 01 | 4 | 2 | 1 | 0 | 0 | 0 | 16 | 01 | 23 | 20 | 11 | 7 | 0 | 0 | 0 | 6.9 | 1 | 6 | 24 | 0 | 0 | ||
| 177.4 | 48 | 2 | 22 | 20 | 5 | 09 | 4 | 1 | 0 | 0 | 0 | 0 | 5 | 26* | 16 | 12 | 5 | 0 | 0 | 0 | 0 | 6.7 | 2 | 7 | 22 | 1 | 0 | ||
| 209.6 | 53 | 5 | 20 | 11 | 8 | 20 | 2 | 1 | 0 | 0 | 0 | 0 | 8 | 20 | 7 | 3 | 1 | 0 | 0 | 0 | 0 | 5.2 | 7 | 7 | 11 | 1 | 0 | ||
| 225.2 | 50 | 2 | 21 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 3 | 8 | 0 | 5 | 2 | |||
| 186.7 | 41 | 8 | 16 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 4 | 11 | 0 | 9 | 3 | ||||
| 147.0 | 32 | 7 | 14 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 21 | 0 | 8 | 0 | ||||
| 149.7 | 35 | 8 | 14 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 1 | 15 | 0 | 10 | 1 | ||||
| 168.7 | 45 | 6 | 18 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 4 | 10 | 0 | 1 | 5 | ||||
| 212.0 | 62 | 1 | 26 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.6 | 8 | 3 | 0 | 0 | 0 | ||||
| 90.1 | 31 | 3 | 10 | 13 | 6 | 21 | 2 | 1 | 0 | 0 | 0 | 0 | 7 | 12 | 12 | 7 | 3 | 0 | 0 | 0 | 0 | 7.9 | 0 | 13 | 14 | 0 | 1 | ||
| 70.3 | 25 | 5 | 6 | 28 | 10 | 17 | 4 | 3 | 1 | 0 | 0 | 0 | 11 | 17 | 20 | 16 | 6 | 1 | 0 | 0 | 0 | 7.5 | 1 | 14 | 25 | 0 | 0 | ||