Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Roelands features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 13 °C (55 °F) and 22 °C (72 °F) through the year, but rarely can drop to 4 °C (39 °F) or can rise to as high as 38 °C (101 °F).The average annual precipitation amounts to about 722 mm (28.4 inches) and receives 82 rainy days on the 1 mm (0.04 inches) threshold annually.Roelands enjoys an average of 3645 hours of sunshine throughout the year, and daylight varies from 9 hours 58 minutes to 14 hours 17 minutes per day.
The warmest months in Roelands are January, February and December, with daily mean temperatures ranging from 21 to 22 °C (70 - 72 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 13 to 14 °C (55 - 57 °F) throughout the day. On average each year, Roelands experiences 91 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 | 35°C (96°F) | 33°C (93°F) | 34°C (94°F) | 31°C (89°F) | 25°C (78°F) | 23°C (73°F) | 20°C (69°F) | 22°C (72°F) | 24°C (76°F) | 30°C (86°F) | 34°C (93°F) | 38°C (101°F) |
Mean maximum | 34°C (93°F) | 32°C (91°F) | 32°C (90°F) | 29°C (84°F) | 24°C (75°F) | 20°C (68°F) | 19°C (67°F) | 21°C (70°F) | 23°C (74°F) | 27°C (80°F) | 30°C (86°F) | 34°C (93°F) |
Average high | 27°C (82°F) | 27°C (81°F) | 26°C (78°F) | 23°C (73°F) | 19°C (67°F) | 17°C (63°F) | 16°C (61°F) | 16°C (61°F) | 17°C (63°F) | 19°C (67°F) | 22°C (73°F) | 26°C (80°F) |
Daily mean | 22°C (72°F) | 22°C (72°F) | 21°C (70°F) | 18°C (65°F) | 15°C (59°F) | 14°C (57°F) | 13°C (56°F) | 13°C (55°F) | 14°C (57°F) | 15°C (60°F) | 18°C (64°F) | 21°C (70°F) |
Average low | 16°C (62°F) | 17°C (63°F) | 17°C (62°F) | 14°C (57°F) | 11°C (53°F) | 11°C (51°F) | 10°C (51°F) | 9°C (49°F) | 10°C (50°F) | 11°C (52°F) | 13°C (55°F) | 15°C (60°F) |
Mean minimum | 12°C (53°F) | 12°C (54°F) | 11°C (52°F) | 9°C (48°F) | 8°C (46°F) | 7°C (44°F) | 7°C (45°F) | 6°C (43°F) | 5°C (41°F) | 7°C (45°F) | 9°C (48°F) | 10°C (50°F) |
Minimum | 10°C (50°F) | 11°C (51°F) | 10°C (50°F) | 7°C (45°F) | 6°C (42°F) | 5°C (41°F) | 6°C (43°F) | 5°C (41°F) | 4°C (39°F) | 5°C (41°F) | 6°C (44°F) | 9°C (49°F) |
Compare temperature, precipitation, sunshine, UV index in Roelands, Western Australia, Australia with other places around the world.
Roelands usually has the most precipitation in June, July and August, with an average of 13 rainy days and 127 mm (5.0 inches) of precipitation per month.The driest months in Roelands are January, November and December. On average, 16 mm (0.6 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 11 (0.4) | 40 (1.6) | 31 (1.2) | 32 (1.3) | 80 (3.1) | 120 (4.7) | 145 (5.7) | 114 (4.5) | 64 (2.5) | 47 (1.8) | 26 (1.0) | 13 (0.5) |
Average precipitation days (≥ 1 mm) | 1 | 2 | 4 | 4 | 8 | 12 | 16 | 11 | 10 | 8 | 4 | 2 |
The sunniest months in Roelands are October, November and December, when the sun shines an average of 11 hours 24 minutes a day.Least sunny months in Roelands: May, June and July receive an average of 8 hours 36 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 309 | 315 | 319 | 285 | 272 | 255 | 264 | 281 | 291 | 320 | 347 | 381 |
Mean daily daylight hours | 14h 2m | 13h 15m | 12h 15m | 11h 14m | 10h 23m | 9h 58m | 10h 11m | 10h 55m | 11h 53m | 12h 54m | 13h 49m | 14h 17m |
Roelands experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 14 - 14, 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 5. For more detailed information, check out our hourly Roelands UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 14 | 14 | 11 | 8 | 5 | 4 | 4 | 6 | 8 | 10 | 12 | 14 |