月ごとの値
 |  |
 |  |
 |  |  |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
室蘭（胆振地方) 2007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 | ||||||||||||||||||||||||||||
| 91.7 | 31 | 5 | 11 | 5.6 | 32 | 10 | 29 | 4 | 2 | 1 | 0 | 0 | 0 | 16 | 29 | 21 | 14 | 5 | 1 | 0 | 0 | 0 | 7.7 | 0 | 13 | 28 | 0 | 0 | |
| 127.2 | 43 | 2 | 15 | 9.0 | 30 | 7 | 01 | 4 | 1 | 0 | 0 | 0 | 0 | 7 | 01 | 19 | 16 | 6 | 0 | 0 | 0 | 0 | 6.1 | 0 | 8 | 24 | 0 | 0 | |
| 174.2 | 47 | 1 | 18 | 13.2 | 19 | 7 | 07 | 4 | 1 | 0 | 0 | 0 | 0 | 8 | 08 | 12 | 8 | 3 | 0 | 0 | 0 | 0 | 6.6 | 2 | 9 | 22 | 1 | 0 | |
| 191.0 | 48 | 5 | 16 | 16.4 | 13 | 10 | 14 | 1 | 1 | 1 | 0 | 0 | 0 | 6 | 14 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 6.3 | 2 | 10 | 10 | 0 | 0 | |
| 167.6 | 37 | 6 | 14 | 16.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 1 | 17 | 0 | 3 | 2 | |||
| 169.3 | 37 | 5 | 11 | 19.1 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 17 | 0 | 14 | 1 | |||
| 139.8 | 30 | 12 | 13 | 15.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 0 | 18 | 0 | 6 | 1 | |||
| 193.0 | 45 | 2 | 17 | 17.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 1 | 14 | 0 | 4 | 1 | |||
| 139.8 | 37 | 8 | 14 | 11.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 3 | 14 | 0 | 0 | 0 | |||
| 180.4 | 53 | 2 | 19 | 10.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 3 | 7 | 0 | 0 | 2 | |||
| 100.5 | 34 | 5 | 12 | 5.9 | 7 | 3 | 21 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 21 | 7 | 5 | 0 | 0 | 0 | 0 | 0 | 7.2 | 0 | 14 | 13 | 0 | 1 | |
| 56.4 | 20 | 4 | 5 | 4.1 | 4 | 3 | 06 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 06 | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 8.4 | 0 | 18 | 28 | 0 | 0 | |