Weather on December 15 in Sydney

Historical weather data for December 15 in Sydney, Australia

Avg High26°C (78°F)
Avg Low18°C (65°F)
Warmest197229°C
Coldest197116°C

Based on 55 years of data from SYDNEY (OBSERVATORY HILL)

About This Date

December 15th in Sydney, Australia typically brings pleasant winter weather, with average highs around 26°C and lows near 18°C. Over 55 years of records, the warmest December 15th was in 1972 (29°C average), while the coldest was 1971 (16°C) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 31% of December 15th dates historically, with the wettest December 15th recording 1.75" of rain. Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for December 15th in Sydney? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecip
202522°C (72°F)20°C (68°F)--
202426°C (78°F)22°C (71°F)--
202324°C (75°F)22°C (71°F)--
202220°C (68°F)15°C (59°F)--
202125°C (77°F)18°C (64°F)--
202023°C (73°F)19°C (66°F)--
201927°C (80°F)21°C (69°F)0"
201828°C (82°F)22°C (71°F)1.42"
201727°C (80°F)21°C (69°F)0.02"
201619°C (66°F)17°C (63°F)0.82"
201527°C (80°F)21°C (69°F)0"
201426°C (79°F)18°C (64°F)0"
201324°C (76°F)19°C (66°F)0.12"
201227°C (81°F)21°C (69°F)0"
201123°C (73°F)16°C (60°F)0.02"
201026°C (78°F)20°C (68°F)0"
200924°C (76°F)19°C (66°F)0"
200824°C (75°F)17°C (62°F)0"
200727°C (80°F)16°C (61°F)0"
200619°C (67°F)19°C (66°F)0.04"
200526°C (79°F)19°C (66°F)0"
200424°C (75°F)19°C (66°F)0"
200326°C (79°F)18°C (64°F)0"
200227°C (81°F)21°C (69°F)0"
200121°C (70°F)19°C (66°F)1.36"
200025°C (77°F)20°C (68°F)0"
199924°C (76°F)16°C (61°F)0"
199821°C (70°F)18°C (65°F)1.04"
199727°C (80°F)19°C (67°F)0"
199623°C (74°F)13°C (56°F)0"
199524°C (75°F)18°C (64°F)0"
199422°C (71°F)18°C (64°F)0"
199332°C (90°F)22°C (72°F)0"
199223°C (74°F)18°C (64°F)0.04"
199132°C (90°F)18°C (64°F)0.46"
199028°C (82°F)19°C (66°F)0"
198922°C (71°F)14°C (57°F)0.52"
198822°C (72°F)19°C (67°F)0.04"
198726°C (78°F)17°C (63°F)0"
198622°C (72°F)16°C (61°F)0.16"
198526°C (78°F)19°C (66°F)0"
198431°C (87°F)19°C (67°F)0.44"
198326°C (79°F)19°C (67°F)0"
198229°C (85°F)20°C (68°F)0"
198122°C (71°F)14°C (58°F)0.04"
198028°C (83°F)18°C (65°F)0"
197927°C (80°F)21°C (69°F)0"
197821°C (70°F)14°C (58°F)1.32"
197732°C (89°F)22°C (71°F)0"
197631°C (88°F)20°C (68°F)0"
197529°C (85°F)21°C (69°F)0"
197424°C (76°F)18°C (65°F)0"
197326°C (79°F)21°C (70°F)0"
197237°C (99°F)21°C (69°F)0"
197118°C (64°F)14°C (58°F)1.75"

Popular Dates in Sydney

December 15 in Other Australia Cities

Browse by Country

Explore More Dates

See historical weather for other dates in Sydney

Back to Sydney