Number of days available for climatic review
parametr | sty | lut | mar | kwi | maj | cze |
Tmax | 124 | 100 | 86 | 86 | 64 | 57 |
Tmin | 123 | 105 | 85 | 84 | 64 | 59 |
słońce (godz.) | 125 | 102 | 89 | 84 | 61 | 58 |
opad | 155 | 144 | 158 | 157 | 157 | 150 |
wilgotność / widzialność | 148 | 135 | 146 | 145 | 148 | 147 |
parametr | lip | sie | wrz | paź | lis | gru |
Tmax | 58 | 47 | 60 | 56 | 57 | 61 |
Tmin | 55 | 48 | 58 | 55 | 56 | 62 |
słońce (godz.) | 55 | 45 | 57 | 53 | 57 | 60 |
opad | 156 | 159 | 152 | 148 | 123 | 127 |
wilgotność / widzialność | 144 | 139 | 147 | 136 | 111 | 121 |
Climate data is usually derived from meteorological data of a certain number of years. The actual number of recorded years may vary from only a couple to 50 years or more. The quality of climate data depends on the number of available recorded years. Fewer years means less reliable data. The standart-period for reliable climate data is 30 years. For example, the mean monthly temperature for, let's say January, would ideally calculated from a total number of 930 recorded January-days. However, the usual number of recorded days is much smaller. The table above shows the actual number of recorded days for every parameter measured. |