平年値（年・月ごとの値）
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西表島（沖縄県) 平年値（年・月ごとの値） 主な要素
| 要素 | 気圧 | 降水量 | 気温 | 蒸気圧 | 相対湿度 | 風向・風速 | 日照時間 | 全天日射量 | 雪 | 雲量 | 大気現象 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 現地平均 (hPa) | 海面平均 (hPa) | 合計 (mm) | 平均 (℃) | 日最高 (℃) | 日最低 (℃) | 平均 (hPa) | 平均 (％) | 平均 (m/s) | 最多風向 | 合計 (時) | 平均 (MJ/㎡) | 降雪の深さ | 最深積雪 (cm) | 平均 | 雪日数 | 霧日数 | 雷日数 | ||
| 合計 (cm) | 日合計の最大 (cm) | ||||||||||||||||||
| 統計期間 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | /// | 1991～ 2002 | 1991～ 2002 | 1991～ 2002 | 1991～ 2002 | 2002～ 2020 | 2002～ 2020 | 1995～ 2002 |
| 資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 0 | 12 | 12 | 12 | 12 | 19 | 19 | 7 |
| 1月 | 1018.6 | 1019.9 | 162.9 | 18.5 | 20.9 | 16.4 | 16.1 | 73 | 4.6 | 北東 | 71.8 | /// | --- @ | --- @ | --- @ | 8.3 @ | 0.0 | 0.1 | /// |
| 2月 | 1017.7 | 1019.0 | 146.6 | 19.0 | 21.6 | 16.7 | 17.1 | 77 | 4.6 | 北東 | 82.9 | /// | --- @ | --- @ | --- @ | 8.3 @ | 0.0 | 0.1 | /// |
| 3月 | 1015.6 | 1016.9 | 147.3 | 20.2 | 23.1 | 17.7 | 19.0 | 77 | 4.2 | 北東 | 107.1 | /// | --- @ | --- @ | --- @ | 8.0 @ | 0.0 | 0.0 | /// |
| 4月 | 1012.6 | 1013.9 | 157.3 | 22.8 | 25.5 | 20.3 | 22.4 | 78 | 3.8 | 北東 | 124.3 | /// | --- @ | --- @ | --- @ | 8.1 @ | 0.0 | 0.0 | /// |
| 5月 | 1009.0 | 1010.3 | 175.6 | 25.5 | 28.3 | 23.1 | 26.6 | 81 | 3.5 | 北東 | 165.8 | /// | --- @ | --- @ | --- @ | 7.9 @ | 0.0 | 0.1 | /// |
| 6月 | 1006.4 | 1007.7 | 186.3 | 27.8 | 30.5 | 25.8 | 30.7 | 82 | 4.1 | 南 | 203.7 | /// | --- @ | --- @ | --- @ | 8.0 @ | 0.0 | 0.2 | /// |
| 7月 | 1005.8 | 1007.2 | 128.8 | 28.9 | 32.1 | 26.5 | 31.4 | 81 | 4.0 | 南 | 256.2 | /// | --- @ | --- @ | --- @ | 7.2 @ | 0.0 | 0.1 | /// |
| 8月 | 1004.9 | 1006.2 | 282.0 | 28.5 | 31.5 | 26.1 | 32.1 | 83 | 3.8 | 南 | 218.8 | /// | --- @ | --- @ | --- @ | 6.8 @ | 0.0 | 0.2 | /// |
| 9月 | 1007.7 | 1008.9 | 270.8 | 27.6 | 30.3 | 25.2 | 29.4 | 80 | 4.0 | 北東 | 184.5 | /// | --- @ | --- @ | --- @ | 7.2 @ | 0.0 | 0.0 | /// |
| 10月 | 1012.4 | 1013.7 | 213.1 | 25.4 | 27.8 | 23.4 | 24.6 | 75 | 5.2 | 北東 | 139.1 | /// | --- @ | --- @ | --- @ | 7.5 @ | 0.0 | 0.2 | /// |
| 11月 | 1016.0 | 1017.3 | 192.3 | 23.1 | 25.5 | 21.0 | 22.2 | 77 | 4.7 | 北東 | 97.1 | /// | --- @ | --- @ | --- @ | 7.6 @ | 0.0 | 0.0 | /// |
| 12月 | 1018.5 | 1019.8 | 176.9 | 20.0 | 22.4 | 17.9 | 17.9 | 75 | 4.8 | 北東 | 70.7 | /// | --- @ | --- @ | --- @ | 8.4 @ | 0.0 | 0.1 | /// |
| 年 | 1012.1 | 1013.4 | 2240.0 | 23.9 | 26.6 | 21.7 | 24.1 | 78 | 4.3 | 北東 | 1721.9 | /// | --- @ | --- @ | --- @ | 7.8 @ | /// | /// | /// |
- 「@」の付いた値は、参考値です。平年差や平年比に利用できません。