Weather on March 18 in Sydney

Historical weather data for March 18 in Sydney, Australia

Avg High26°C (78°F)
Avg Low18°C (65°F)
Warmest201829°C
Coldest199418°C

Based on 56 years of data from SYDNEY (OBSERVATORY HILL)

About This Date

March 18th in Sydney, Australia typically brings pleasant spring weather, with average highs around 26°C and lows near 18°C. Over 56 years of records, the warmest March 18th was in 2018 (29°C average), while the coldest was 1994 (18°C) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 32% of March 18th dates historically, with the wettest March 18th recording 7.52" of rain. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.

Planning for March 18th in Sydney? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecip
2026--20°C (68°F)--
202524°C (75°F)17°C (62°F)--
202424°C (76°F)18°C (65°F)--
202325°C (77°F)22°C (72°F)--
202225°C (77°F)21°C (70°F)--
202123°C (74°F)19°C (66°F)--
202026°C (78°F)15°C (59°F)0.02"
201922°C (72°F)18°C (64°F)7.52"
201838°C (101°F)20°C (68°F)0"
201726°C (78°F)19°C (67°F)4.58"
201628°C (83°F)19°C (67°F)0.34"
201530°C (86°F)19°C (67°F)0"
201429°C (85°F)16°C (61°F)0.02"
201324°C (75°F)14°C (57°F)0"
201223°C (73°F)17°C (63°F)0.24"
201125°C (77°F)20°C (68°F)0"
201027°C (80°F)17°C (63°F)0"
200924°C (76°F)17°C (63°F)0"
200827°C (80°F)19°C (66°F)0"
200723°C (74°F)20°C (68°F)0.82"
200626°C (78°F)19°C (66°F)0"
200521°C (70°F)17°C (62°F)2.26"
200426°C (79°F)21°C (69°F)0"
200326°C (79°F)17°C (63°F)0"
200228°C (82°F)19°C (66°F)0"
200127°C (80°F)16°C (60°F)0.04"
200028°C (83°F)22°C (71°F)0"
199926°C (79°F)19°C (67°F)0"
199827°C (80°F)19°C (67°F)0"
199726°C (79°F)18°C (65°F)0"
199623°C (74°F)14°C (58°F)0"
199532°C (89°F)18°C (65°F)0"
199421°C (70°F)15°C (59°F)0.02"
199326°C (78°F)20°C (68°F)0.04"
199226°C (79°F)16°C (60°F)0"
199127°C (80°F)18°C (65°F)0"
199026°C (78°F)18°C (65°F)0"
198923°C (74°F)17°C (63°F)0.3"
198824°C (75°F)14°C (58°F)0"
198726°C (78°F)16°C (61°F)0"
198626°C (78°F)19°C (67°F)0"
198526°C (79°F)20°C (68°F)0"
198426°C (79°F)17°C (62°F)0"
198325°C (77°F)17°C (62°F)0.16"
198222°C (72°F)20°C (68°F)0.78"
198126°C (78°F)18°C (65°F)0"
198027°C (80°F)17°C (63°F)0"
197924°C (76°F)19°C (66°F)0.32"
197823°C (73°F)20°C (68°F)3.72"
197724°C (76°F)15°C (59°F)0"
197631°C (87°F)19°C (66°F)0"
197527°C (80°F)21°C (69°F)0"
197424°C (75°F)17°C (62°F)0.92"
197329°C (84°F)21°C (69°F)0"
197224°C (75°F)18°C (64°F)0.1"
197124°C (75°F)17°C (62°F)0"

Popular Dates in Sydney

March 18 in Other Australia Cities

Browse by Country

Explore More Dates

See historical weather for other dates in Sydney

Back to Sydney