| January 1999 - Summary of Weather | |||
| Highest Temperature | 13 | ºC | 6th |
| Minimum Temperature | -1 | ºC | 11th |
| Mean Maximum Temp | 9.5 | ºC | |
| Mean Minimum Temp | 5.5 | ºC | |
| Mean Temperature | 7.5 | ºC | |
| Mean Daily Range | 4.0 | deg C | |
| Maximum Range | 8.0 | deg C | 23rd |
| Highest Minimum | 10.0 | ºC | 19th |
| Lowest Maximum | 3.0 | ºC | 10th |
| Total Rainfall | 126 | mm | |
| Maximum Daily Rainfall | 23 | mm | 19th |
| January 1999 | |||
| TEMPERATURE | RAINFALL | ||
| Date | MIN (ºC) | MAX (ºC) | mm |
| 1 | 5.5 | 9 | 3 |
| 2 | 5 | 9 | 9 |
| 3 | 6 | 9.5 | 6 |
| 4 | 8.5 | 12 | 6 |
| 5 | 9 | 12 | 1 |
| 6 | 6.5 | 13 | 5 |
| 7 | 6.5 | 9 | 6 |
| 8 | 5.5 | 8.5 | 3 |
| 9 | 3.5 | 7 | 9 |
| 10 | 0 | 3 | 1 |
| 11 | -1 | 4 | |
| 12 | 1 | 8.5 | 5 |
| 13 | 6 | 10 | 1 |
| 14 | 6.5 | 9.5 | 1 |
| 15 | 8.5 | 11 | 11 |
| 16 | 5 | 11 | 12 |
| 17 | 3.5 | 8 | 2 |
| 18 | 5 | 10.5 | 5 |
| 19 | 10 | 11 | 23 |
| 20 | 7 | 11 | 8 |
| 21 | 3 | 8 | |
| 22 | 0 | 5.5 | |
| 23 | 2 | 10 | 3 |
| 24 | 5.5 | 11 | 1 |
| 25 | 7.5 | 11 | 2 |
| 26 | 6 | 9.5 | 2 |
| 27 | 6 | 10 | trace |
| 28 | 9.5 | 10.5 | 1 |
| 29 | 9 | 11.5 | |
| 30 | 9 | 10.5 | trace |
| 31 | 4.5 | 9.5 | |