Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Portarlington features a oceanic climate (Cfb).Temperatures typically range between 11 °C (51 °F) and 20 °C (68 °F) through the year, but rarely can drop to 5 °C (41 °F) or can rise to as high as 36 °C (96 °F).The average annual precipitation amounts to about 667 mm (26.3 inches) and receives 118 rainy days on the 1 mm (0.04 inches) threshold annually.Portarlington enjoys an average of 3149 hours of sunshine throughout the year, and daylight varies from 9 hours 32 minutes to 14 hours 44 minutes per day.
The warmest months in Portarlington are January, February and March, with daily mean temperatures ranging from 19 to 20 °C (66 - 68 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 11 to 11 °C (51 - 53 °F) throughout the day. On average each year, Portarlington experiences 21 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 34°C (93°F) | 36°C (96°F) | 30°C (87°F) | 26°C (80°F) | 22°C (72°F) | 16°C (62°F) | 16°C (61°F) | 18°C (65°F) | 23°C (74°F) | 26°C (79°F) | 31°C (89°F) | 35°C (95°F) |
Mean maximum | 32°C (89°F) | 30°C (85°F) | 28°C (82°F) | 25°C (77°F) | 20°C (69°F) | 15°C (59°F) | 15°C (60°F) | 17°C (62°F) | 21°C (69°F) | 24°C (75°F) | 28°C (83°F) | 30°C (86°F) |
Average high | 22°C (73°F) | 22°C (71°F) | 21°C (70°F) | 19°C (66°F) | 16°C (60°F) | 13°C (56°F) | 13°C (55°F) | 13°C (55°F) | 15°C (59°F) | 17°C (62°F) | 19°C (66°F) | 20°C (69°F) |
Daily mean | 20°C (68°F) | 19°C (67°F) | 19°C (66°F) | 16°C (61°F) | 14°C (57°F) | 11°C (53°F) | 11°C (51°F) | 11°C (52°F) | 12°C (54°F) | 14°C (58°F) | 16°C (61°F) | 18°C (64°F) |
Average low | 17°C (64°F) | 17°C (62°F) | 16°C (62°F) | 14°C (57°F) | 12°C (53°F) | 10°C (50°F) | 9°C (48°F) | 9°C (48°F) | 10°C (50°F) | 12°C (53°F) | 14°C (57°F) | 15°C (59°F) |
Mean minimum | 15°C (59°F) | 14°C (57°F) | 13°C (55°F) | 11°C (52°F) | 8°C (47°F) | 6°C (44°F) | 6°C (43°F) | 6°C (43°F) | 7°C (44°F) | 9°C (49°F) | 10°C (50°F) | 12°C (54°F) |
Minimum | 14°C (57°F) | 13°C (55°F) | 11°C (53°F) | 10°C (50°F) | 8°C (46°F) | 5°C (41°F) | 5°C (42°F) | 6°C (42°F) | 6°C (43°F) | 9°C (48°F) | 9°C (48°F) | 10°C (51°F) |
Compare temperature, precipitation, sunshine, UV index in Portarlington, Victoria, Australia with other places around the world.
Portarlington usually has the most precipitation in May, October and November, with an average of 11 rainy days and 67 mm (2.7 inches) of precipitation per month.The driest months in Portarlington are January, March and July. On average, 41 mm (1.6 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 41 (1.6) | 52 (2.0) | 43 (1.7) | 56 (2.2) | 66 (2.6) | 58 (2.3) | 41 (1.6) | 57 (2.2) | 57 (2.3) | 71 (2.8) | 65 (2.6) | 61 (2.4) |
Average precipitation days (≥ 1 mm) | 7 | 8 | 8 | 8 | 11 | 10 | 11 | 13 | 11 | 12 | 11 | 8 |
The sunniest months in Portarlington are October, November and December, when the sun shines an average of 10 hours 9 minutes a day.Least sunny months in Portarlington: May, June and July receive an average of 6 hours 47 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 279 | 288 | 282 | 241 | 216 | 193 | 213 | 235 | 263 | 290 | 303 | 341 |
Mean daily daylight hours | 14h 27m | 13h 30m | 12h 17m | 11h 4m | 10h 3m | 9h 32m | 9h 47m | 10h 40m | 11h 50m | 13h 4m | 14h 10m | 14h 44m |
Portarlington experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure.May, June and July are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Portarlington UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 13 | 12 | 11 | 7 | 4 | 3 | 3 | 4 | 7 | 9 | 11 | 13 |