月ごとの値
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苫小牧（胆振地方) 1999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 | ||||||||||||||||||||||||||||
| 129.5 | 45 | 1 | 19 | 42 | 12 | 11 | 5 | 4 | 2 | 0 | 0 | 0 | 19 | 12 | 30 | 27 | 11 | 7 | 0 | 0 | 0 | 6.6 | 1 | 8 | 23 | 0 | 0 | ||
| 153.0 | 52 | 1 | 19 | 38 | 9 | 25 | 7 | 5 | 0 | 0 | 0 | 0 | 19 | 10 | 26 | 24 | 14 | 10 | 0 | 0 | 0 | 5.9 | 1 | 5 | 22 | 0 | 0 | ||
| 155.5 | 42 | 4 | 18 | 11 | 7 | 22 | 1 | 1 | 0 | 0 | 0 | 0 | 7 | 23* | 9 | 5 | 2 | 0 | 0 | 0 | 0 | 7.4 | 0 | 10 | 16 | 1 | 0 | ||
| 150.4 | 38 | 6 | 13 | 4 | 3 | 07 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 08* | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 7.2 | 2 | 13 | 5 | 8 | 0 | ||
| 175.2 | 39 | 5 | 14 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 3 | 15 | 0 | 2 | 1 | ||||
| 176.4 | 39 | 5 | 15 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 1 | 17 | 0 | 6 | 0 | ||||
| 115.9 | 25 | 10 | 8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.7 | 1 | 21 | 0 | 8 | 1 | ||||
| 146.8 | 34 | 5 | 13 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 1 | 20 | 0 | 8 | 0 | ||||
| 169.0 | 45 | 4 | 17 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 2 | 12 | 0 | 0 | 0 | ||||
| 165.4 | 48 | 4 | 19 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 4 | 12 | 0 | 0 | 2 | ||||
| 129.8 ) | 44 ) | 3 | 15 ) | 1 | 1 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 2 | 8 | 6 | 0 | 1 | ||
| 143.4 ) | 51 ) | 3 | 22 | 56 | 29 | 06 | 5 | 4 | 2 | 1 | 0 | 0 | 36 | 07* | 19 | 18 | 7 | 5 | 4 | 0 | 0 | 6.0 | 2 | 6 | 19 | 0 | 0 | ||