月ごとの値
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苫小牧（胆振地方) 1998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 | ||||||||||||||||||||||||||||
| 144.6 | 50 | 4 | 21 | 35 | 7 | 21 | 5 | 3 | 0 | 0 | 0 | 0 | 16 | 31 | 29 | 29 | 29 | 11 | 0 | 0 | 0 | 6.2 | 0 | 7 | 25 | 0 | 0 | ||
| 140.0 | 48 | 4 | 16 | 28 | 9 | 01 | 5 | 2 | 0 | 0 | 0 | 0 | 23 | 01 | 28 | 28 | 28 | 28 | 5 | 0 | 0 | 5.7 | 4 | 4 | 17 | 1 | 0 | ||
| 187.7 | 51 | 3 | 18 | 26 | 7 | 15 | 4 | 3 | 0 | 0 | 0 | 0 | 10 | 08* | 13 | 11 | 5 | 2 | 0 | 0 | 0 | 5.7 | 4 | 5 | 15 | 3 | 0 | ||
| 169.7 | 43 | 9 | 16 | 0 | 0 | 02* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 01 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 7 | 15 | 2 | 7 | 0 | ||
| 175.4 | 39 | 7 | 13 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 3 | 20 | 0 | 9 | 0 | ||||
| 83.9 | 18 | 12 | 8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 22 | 0 | 2 | 0 | ||||
| 87.6 | 19 | 16 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 2 | 26 | 0 | 6 | 0 | ||||
| 71.7 | 17 | 13 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 1 | 20 | 0 | 7 | 0 | ||||
| 150.6 | 40 | 8 | 15 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 2 | 13 | 0 | 2 | 2 | ||||
| 170.0 | 50 | 6 | 20 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 3 | 9 | 0 | 0 | 1 | ||||
| 111.7 | 38 | 3 | 16 | 21 | 11 | 23 | 2 | 2 | 1 | 0 | 0 | 0 | 10 | 24* | 9 | 7 | 4 | 2 | 0 | 0 | 0 | 6.4 | 2 | 10 | 14 | 0 | 0 | ||
| 141.4 | 50 | 1 | 24 | 38 | 9 | 11 | 4 | 3 | 0 | 0 | 0 | 0 | 9 | 05 | 24 | 20 | 6 | 0 | 0 | 0 | 0 | 6.2 | 0 | 5 | 21 | 0 | 0 | ||