Weather on December 11 in Sydney

Historical weather data for December 11 in Sydney, Australia

Avg High26°C (78°F)
Avg Low18°C (64°F)
Warmest201528°C
Coldest202117°C

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

About This Date

December 11th 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 11th was in 2015 (28°C average), while the coldest was 2021 (17°C) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 40% of December 11th dates historically, with the wettest December 11th recording 4.92" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.

The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.

Planning for December 11th 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)--
202422°C (72°F)21°C (69°F)--
202325°C (77°F)21°C (69°F)--
202229°C (84°F)16°C (61°F)--
202119°C (67°F)14°C (58°F)--
202021°C (69°F)18°C (65°F)--
201924°C (76°F)18°C (65°F)0"
201824°C (75°F)20°C (68°F)0"
201727°C (80°F)18°C (64°F)0"
201626°C (79°F)20°C (68°F)0"
201536°C (96°F)21°C (70°F)0.02"
201422°C (72°F)21°C (69°F)0.98"
201328°C (82°F)18°C (65°F)0"
201222°C (71°F)17°C (62°F)0.06"
201126°C (78°F)18°C (65°F)0"
201027°C (80°F)17°C (63°F)0"
200929°C (84°F)20°C (68°F)0"
200820°C (68°F)17°C (63°F)0.34"
200722°C (71°F)17°C (63°F)0.32"
200628°C (82°F)18°C (65°F)0"
200523°C (74°F)18°C (65°F)0"
200429°C (85°F)18°C (65°F)2.74"
200332°C (89°F)19°C (67°F)0"
200222°C (71°F)14°C (58°F)4.92"
200126°C (79°F)17°C (62°F)0"
200030°C (86°F)19°C (66°F)0"
199925°C (77°F)16°C (61°F)0.02"
199828°C (83°F)22°C (71°F)0"
199724°C (75°F)18°C (64°F)0.08"
199623°C (73°F)18°C (65°F)0.02"
199523°C (73°F)16°C (60°F)2.14"
199422°C (72°F)13°C (55°F)0"
199325°C (77°F)17°C (63°F)0"
199222°C (72°F)14°C (58°F)0"
199119°C (66°F)16°C (61°F)0.86"
199023°C (74°F)14°C (58°F)0.14"
198928°C (82°F)18°C (65°F)0.12"
198826°C (79°F)22°C (71°F)2.52"
198728°C (82°F)22°C (71°F)0.14"
198626°C (78°F)16°C (61°F)0"
198527°C (80°F)18°C (64°F)0.08"
198423°C (73°F)16°C (60°F)0.4"
198322°C (72°F)16°C (60°F)1.48"
198223°C (74°F)17°C (62°F)0"
198128°C (83°F)17°C (62°F)0.44"
198030°C (86°F)19°C (67°F)0"
197922°C (71°F)20°C (68°F)0"
197823°C (74°F)17°C (62°F)0"
197724°C (75°F)19°C (66°F)0"
197634°C (94°F)21°C (70°F)0"
197529°C (84°F)20°C (68°F)0.46"
197427°C (80°F)18°C (65°F)0"
197326°C (78°F)19°C (66°F)0.05"
197236°C (97°F)19°C (66°F)0"
197127°C (80°F)17°C (63°F)0"

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