Upper Blue Mountains Climate Records

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                                            Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec     Year

9am Mean Temperature:   16.6    16.3   15     12       8.6        5.9     4.7     6       8.7     11.8   13.7     16     11.3

3pm Mean Temperature:     21     20.7   18.7  15.4   11.4     8.5     7.8     9.3    12.2     15.1   17.8   20.4   14.9

Daily Max Temperature:    22.6     22    19.9   16.6   12.5     9.6     8.8    10.4   13.4    16.5   19.2    21.9   16.1

86 Percentile:                    28.6   27.5   24.6   20.6   16.4   12.4    11.7   14     18.2     21.7   25.2     28

14 Percentile:                   16.5   16.4     15     12.3    8.9      6.8      5.8     7       8.7      11.1   13.4    16.2

Daily Min Temperature:   12.3    12.6    11.1    8.3     5.4      3.2      1.9    2.8     4.5       7.2     9.1     11.1    7.5

Mean Rainfall (mm):         116    121     109     85      79       92       71     64       62       78       81      92    1050

Mean Raindays (No):         12       13       12       11     10       11       10    10       10        11      11       11     132


These records are taken from the old Mt Victoria site, which gives a pretty good indication of long term climate for Blackheath. There will be some variation from the Katoomba records (long term but not recognised as the most reliable source) and the Mount Boyce AWS - a short term site established since the late eighties.