日ごとの値
 |  |
 |  |
 |  |  |  | |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |
後志地方 2019年8月（日ごとの値） 平均気温（℃）
| 日 | 美国 | 余市 | 小樽* | 共和 | 蘭越 | 倶知安* | 寿都* | 喜茂別 | 黒松内 | 真狩 | 神恵内 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 26.5 | 27.0 | 27.2 | 25.0 | 26.5 | 25.1 | 26.4 | 24.2 | 25.6 | 22.9 | 24.4 |
| 2 | 25.8 | 26.5 | 25.7 | 24.3 | 25.5 | 24.6 | 24.8 | 23.9 | 24.9 | 23.4 | 24.2 |
| 3 | 24.8 | 24.5 | 24.0 | 22.8 | 23.0 | 22.6 | 23.2 | 22.9 | 23.5 | 21.7 | 23.2 |
| 4 | 22.3 | 23.2 | 23.9 | 23.2 | 23.7 | 23.2 | 23.7 | 21.9 | 22.8 | 20.9 | 22.6 |
| 5 | 22.3 | 23.4 | 23.9 | 23.5 | 23.3 | 22.8 | 23.6 | 22.3 | 23.5 | 21.6 | 23.1 |
| 6 | 23.0 | 23.1 | 23.8 | 23.0 | 23.2 | 22.7 | 23.5 | 22.8 | 23.8 | 22.5 | 22.9 |
| 7 | 23.2 | 24.0 | 24.2 | 23.5 | 23.4 | 22.9 | 24.1 | 22.5 | 23.6 | 22.0 | 23.3 |
| 8 | 22.1 | 22.2 | 22.8 | 22.8 | 23.0 | 22.1 | 23.2 | 21.4 | 22.2 | 20.9 | 23.0 |
| 9 | 20.8 | 21.1 | 21.7 | 22.5 | 22.4 | 21.7 | 21.5 | 21.4 | 21.5 | 20.5 | 22.4 |
| 10 | 19.6 | 19.9 | 20.1 | 20.1 | 18.1 | 17.9 | 18.0 | 17.0 | 17.0 | 15.8 | 20.2 |
| 11 | 19.8 | 20.9 | 20.8 | 21.1 | 19.2 | 19.2 | 19.1 | 18.1 | 17.9 | 16.6 | 20.3 |
| 12 | 20.2 | 21.3 | 21.1 | 21.2 | 20.2 | 20.3 | 20.0 | 19.3 | 19.0 | 18.2 | 20.7 |
| 13 | 19.0 | 20.0 | 20.7 | 21.7 | 21.9 | 20.9 | 21.6 | 20.8 | 21.6 | 20.3 | 21.4 |
| 14 | 20.6 | 21.7 | 21.9 | 22.2 | 20.2 | 20.0 | 19.6 | 18.8 | 18.7 | 17.7 | 22.5 |
| 15 | 23.1 | 24.8 | 24.4 | 24.7 | 22.1 | 22.4 | 21.0 | 21.2 | 20.2 | 20.6 | 24.1 |
| 16 | 27.0 | 26.8 | 26.4 | 26.2 | 25.4 | 24.2 | 24.1 | 22.7 | 22.6 | 22.9 | 27.7 |
| 17 | 22.4 | 23.1 | 24.0 | 23.0 | 23.2 | 22.3 | 23.3 | 21.3 | 24.1 | 20.3 | 21.2 |
| 18 | 19.4 | 20.4 | 21.0 | 21.4 | 21.7 | 21.2 | 20.9 | 20.1 | 21.6 | 19.4 | 21.2 |
| 19 | 21.0 | 22.4 | 22.6 | 23.8 | 21.6 | 21.7 | 21.7 | 20.1 | 20.1 | 19.7 | 22.3 |
| 20 | 19.3 | 20.2 | 20.3 | 20.7 | 20.0 | 19.6 | 19.7 | 18.4 | 19.0 | 17.8 | 20.5 |
| 21 | 19.4 | 20.4 | 20.6 | 21.2 | 20.5 | 19.9 | 20.5 | 18.8 | 19.6 | 17.7 | 21.1 |
| 22 | 20.5 | 21.0 | 20.9 | 21.6 | 19.7 | 19.3 | 18.8 | 18.4 | 18.2 | 17.5 | 21.8 |
| 23 | 18.9 | 19.5 | 18.9 | 20.5 | 19.2 | 19.2 | 19.1 | 17.8 | 18.7 | 17.5 | 20.7 |
| 24 | 18.2 | 19.1 | 18.8 | 19.2 | 19.1 | 18.4 | 19.1 | 17.3 | 18.8 | 16.9 | 19.1 |
| 25 | 16.0 | 17.1 | 17.8 | 18.0 | 17.5 | 17.1 | 18.2 | 16.1 | 16.6 | 15.1 | 17.8 |
| 26 | 15.3 | 16.4 | 17.8 | 17.2 | 16.9 | 15.9 | 18.5 | 14.9 | 16.9 | 14.3 | 17.7 |
| 27 | 17.9 | 19.3 | 20.0 | 20.0 | 19.4 | 18.9 | 20.4 | 17.3 | 19.2 | 18.0 | 20.0 |
| 28 | 17.9 | 18.1 | 18.6 | 19.9 | 19.0 | 18.9 | 20.4 | 17.6 | 19.8 | 18.1 | 20.4 |
| 29 | 19.1 | 19.4 | 19.7 | 20.5 | 20.2 | 19.6 | 20.4 | 18.7 | 20.2 | 17.8 | 20.4 |
| 30 | 20.0 | 21.0 | 21.6 | 22.3 | 21.1 | 20.7 | 21.0 | 19.3 | 20.2 | 18.7 | 21.5 |
| 31 | 20.9 | 22.0 | 22.3 | 22.1 | 21.3 | 21.0 | 21.8 | 19.8 | 20.7 | 19.3 | 22.5 |
- 値欄の記号の説明
- アスタリスク(*)が付いた地点は地上気象観測地点(気象台・測候所・特別地域気象観測所等)です。
- アスタリスクの付いていない地点はアメダス地点です。2021年3月2日より、アメダスの日照時間は「推計気象分布（日照時間）」から得る推計値となりましたので、日照計による観測値と単純比較できません。詳しくは要素ごとの値の補足説明をご覧ください。