2004年５月
| 日付 | 累積発電量 (kWh) |
当日発電量 (kWh) |
日照時間 (h) |
天気概況 (昼) |
備考 |
| 2004.4.23 | 1649 | 12 | 5.5 | 曇一時雨 | |
| 4.24 | 1670 | 21 | 10.7 | 晴 | |
| 4.25 | 1692 | 22 | 11.8 | 晴一時薄曇 | |
| 4.26 | 1712 | 20 | 11.6 | 晴時々薄曇 | |
| 4.27 | 1716 | 4 | - | 雨 | |
| 4.28 | 1735 | 19 | 10.7 | 晴 | |
| 4.29 | 1758 | 23 | 12.5 | 快晴 | |
| 4.30 | 1773 | 15 | 6.5 | 晴後曇 | |
| 5.1 | 1792 | 19 | 9.6 | 晴時々薄曇 | |
| 5.2 | 1808 | 16 | 5.8 | 曇後晴 | |
| 5.3 | 1818 | 10 | 1.8 | 曇 | |
| 5.4 | 1826 | 8 | 0.9 | 雨一時曇 | |
| 5.5 | 1830 | 4 | - | 雨後曇 | |
| 5.6 | 1850 | 20 | 8.7 | 晴一時曇 | |
| 5.7 | 1870 | 20 | 10.3 | 晴 | |
| 5.8 | 1889 | 19 | 9.3 | 晴後薄曇 | |
| 5.9 | 1893 | 4 | - | 雨一時曇 | |
| 5.10 | 1899 | 6 | - | 雨一時曇 | |
| 5.11 | 1919 | 20 | 11.8 | 晴 | |
| 5.12 | 1934 | 15 | 5.4 | 晴後曇 | |
| 5.13 | 1946 | 12 | 2.4 | 曇後一時雨 | |
| 5.14 | 1963 | 17 | 6.5 | 曇時々晴 | |
| 5.15 | 1981 | 18 | 9.7 | 晴後曇 | |
| 5.16 | 1988 | 7 | - | 雨 | |
| 5.17 | 2003 | 15 | 5.0 | 晴時々曇一時雨 | |
| 5.18 | 2012 | 9 | 1.0 | 曇 | |
| 5.19 | 2017 | 5 | - | 曇後雨 | |
| 5.20 | 2020 | 3 | - | 曇後雨 | |
| 5.21 | 2040 | 20 | 10.2 | 晴一時曇 | |
| 5.22 | 2050 | 10 | 1.3 | 曇後一時雨 | |
| 5.23 | 2054 | 4 | - | 雨時々曇 | |
| 5.24 | 2073 | 19 | 9.2 | 晴 | |
| 5.25 | 2094 | 21 | 12.3 | 晴 | |
| 計 | 457 | 190.5 | 2.4kWh/1日照時間 |