Weather on September 20 in Sydney

Historical weather data for September 20 in Sydney, Australia

Avg High22°C (71°F)
Avg Low13°C (55°F)
Warmest202326°C
Coldest198213°C

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

About This Date

September 20th in Sydney, Australia typically brings pleasant fall weather, with average highs around 22°C and lows near 13°C. Over 55 years of records, the warmest September 20th was in 2023 (26°C average), while the coldest was 1982 (13°C) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 36% of September 20th dates historically, with the wettest September 20th recording 8.18" of rain. The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.

Planning for September 20th in Sydney? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecip
202522°C (71°F)16°C (61°F)--
202423°C (73°F)16°C (60°F)--
202334°C (93°F)19°C (66°F)--
202218°C (65°F)12°C (54°F)--
202126°C (78°F)16°C (60°F)--
202022°C (72°F)17°C (62°F)--
201921°C (69°F)16°C (61°F)0.02"
201818°C (65°F)12°C (53°F)0.56"
201719°C (66°F)11°C (51°F)0"
201621°C (69°F)10°C (50°F)0"
201518°C (65°F)13°C (55°F)0.04"
201421°C (69°F)9°C (48°F)0"
201322°C (71°F)12°C (53°F)0"
201221°C (69°F)12°C (54°F)0.02"
201128°C (83°F)18°C (64°F)0"
201020°C (68°F)11°C (52°F)0"
200924°C (76°F)14°C (57°F)0"
200833°C (91°F)19°C (66°F)0"
200719°C (67°F)16°C (61°F)0.02"
200630°C (86°F)20°C (68°F)0"
200521°C (69°F)11°C (51°F)0.18"
200419°C (67°F)12°C (53°F)0.52"
200320°C (68°F)13°C (55°F)0"
200220°C (68°F)11°C (51°F)0"
200125°C (77°F)16°C (60°F)0"
200025°C (77°F)14°C (58°F)0"
199919°C (66°F)11°C (51°F)0"
199819°C (66°F)17°C (63°F)0.28"
199723°C (74°F)13°C (56°F)0.36"
199618°C (64°F)17°C (63°F)0.06"
199525°C (77°F)18°C (65°F)0.06"
199419°C (67°F)9°C (48°F)0"
199323°C (74°F)14°C (57°F)0.12"
199218°C (65°F)8°C (46°F)0.02"
199121°C (69°F)9°C (49°F)0"
199024°C (76°F)13°C (55°F)0"
198919°C (67°F)13°C (55°F)0"
198818°C (65°F)9°C (49°F)0.76"
198728°C (82°F)13°C (55°F)0"
198619°C (66°F)9°C (48°F)0"
198516°C (61°F)11°C (52°F)2.26"
198420°C (68°F)12°C (53°F)0.22"
198324°C (75°F)13°C (56°F)0"
198217°C (62°F)11°C (51°F)8.18"
198119°C (67°F)16°C (60°F)0.02"
198021°C (69°F)12°C (54°F)0"
197919°C (66°F)11°C (51°F)0"
197818°C (65°F)10°C (50°F)0.6"
197719°C (67°F)9°C (49°F)0.2"
197622°C (72°F)13°C (55°F)0"
197522°C (72°F)13°C (56°F)0"
197419°C (66°F)13°C (56°F)0"
197318°C (65°F)11°C (51°F)0"
197221°C (69°F)11°C (51°F)0"
197128°C (82°F)14°C (58°F)0"

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