Thirlmere was named after a lake in Cumberland, England. Today, it is known for the Thirlmere Rail Heritage Centre which runs Steam Train rides from March to November inclusive on the 1st and 3rd Sunday of the month. In March the town celebrates the traditional start of the steam season culminating in an annual Steam Festival. Also on the 3rd Sunday of the month is the Thirlmere Rail Craft Markets.
Thirlmere Lakes National Park offer swimming and canoeing as well as a very scenic location. These are among the last undisturbed freshwater lakes in the Sydney region and has a unique marine life. You are asked to take care and consider the delicate ecology of the system. A cycleway links Thirlmere with Tahmoor.
Thirlmere may look familiar to fans of the television drama "Always Greener" as many of the towns shops and the local pub featured in the filming of the popular television series.
Temperatures for Thirlmere
Thirlmere has moderate summer temperatures. The summer high temperature for Thirlmere is approximately 28 °c. The summer low temperature is approximately 14 °c.
Thirlmere has mild winter temperatures. The winter high temperature for Thirlmere is approximately 17 °c. The winter low temperature is approximately 2 °c.
| MONTH | LOW °c | HIGH °c |
| January | 15 | 29 |
| February | 15 | 28 |
| March | 13 | 27 |
| April | 9 | 23 |
| May | 5 | 20 |
| June | 3 | 17 |
| July | 1 | 16 |
| August | 2 | 18 |
| September | 5 | 21 |
| October | 8 | 24 |
| November | 11 | 26 |
| December | 14 | 28 |
Thirlmere Accommodation
| SHARE with |  |
 |
