Weather on December 20 in Perth

Historical weather data for December 20 in Perth, Australia

Avg High29°C (84°F)
Avg Low17°C (63°F)
Warmest197433°C
Coldest199717°C

Based on 54 years of data from PERTH REGIONAL OFFICE

About This Date

December 20th in Perth, Australia typically brings warm winter weather, with average highs around 29°C and lows near 17°C. Over 54 years of records, the warmest December 20th was in 1974 (33°C average), while the coldest was 1997 (17°C) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 15% of December 20th dates historically, with the wettest December 20th recording 1.26" of rain. The last decade has been 3.7°F warmer on this date compared to 20-30 years ago.

The last decade has been 3.7°F warmer on this date compared to 20-30 years ago.

Planning for December 20th in Perth? Stay hydrated and seek shade during peak afternoon hours.

Year by Year History

YearHighLowPrecip
202526°C (79°F)16°C (60°F)0"
202435°C (95°F)16°C (60°F)0"
202337°C (99°F)19°C (67°F)0"
202237°C (99°F)21°C (70°F)0"
202132°C (89°F)12°C (54°F)0"
202031°C (88°F)18°C (64°F)0"
201926°C (78°F)17°C (63°F)0.18"
201833°C (92°F)17°C (63°F)0"
201729°C (84°F)15°C (59°F)0"
201634°C (94°F)16°C (61°F)0"
201531°C (87°F)16°C (60°F)0"
201427°C (80°F)21°C (69°F)0"
201328°C (83°F)16°C (61°F)0"
201236°C (96°F)17°C (63°F)0"
201131°C (87°F)17°C (62°F)0"
201027°C (80°F)15°C (59°F)0.96"
200936°C (96°F)21°C (70°F)0"
200823°C (74°F)18°C (65°F)0.06"
200724°C (76°F)15°C (59°F)0"
200626°C (79°F)19°C (67°F)0"
200524°C (75°F)18°C (64°F)0"
200434°C (94°F)17°C (62°F)0"
200324°C (76°F)17°C (62°F)0"
200241°C (105°F)24°C (76°F)0"
200123°C (74°F)13°C (55°F)0"
200023°C (73°F)17°C (62°F)0"
199929°C (85°F)16°C (60°F)0.4"
199827°C (80°F)13°C (56°F)0"
199723°C (74°F)12°C (53°F)0"
199633°C (92°F)20°C (68°F)0.06"
199523°C (73°F)16°C (61°F)0.14"
199426°C (79°F)18°C (65°F)0"
199322°C (72°F)16°C (61°F)0"
199128°C (82°F)14°C (58°F)0"
199024°C (75°F)16°C (60°F)0"
198937°C (99°F)19°C (66°F)0"
198827°C (80°F)17°C (62°F)0"
198732°C (89°F)22°C (71°F)0"
198637°C (99°F)19°C (67°F)0"
198522°C (71°F)14°C (58°F)0.02"
198431°C (87°F)20°C (68°F)0"
198326°C (78°F)20°C (68°F)0"
198227°C (81°F)22°C (71°F)0"
198124°C (76°F)15°C (59°F)0"
198022°C (71°F)17°C (62°F)0"
197925°C (77°F)16°C (60°F)0"
197828°C (83°F)19°C (66°F)1.26"
197728°C (82°F)17°C (62°F)0"
197626°C (78°F)16°C (61°F)0"
197534°C (94°F)19°C (66°F)0"
197442°C (108°F)23°C (74°F)0"
197325°C (77°F)17°C (62°F)0"
197227°C (80°F)18°C (65°F)0"
197132°C (90°F)15°C (59°F)0"

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