Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Swansea features a oceanic climate (Cfb).Temperatures typically range between 7 °C (46 °F) and 17 °C (63 °F) through the year, but rarely can drop to -2 °C (30 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 663 mm (26.1 inches) and receives 99 rainy days on the 1 mm (0.04 inches) threshold annually.Swansea enjoys an average of 3169 hours of sunshine throughout the year, and daylight varies from 9 hours 8 minutes to 15 hours 10 minutes per day.
The warmest months in Swansea are January, February and March, with daily mean temperatures ranging from 15 to 17 °C (60 - 63 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 7 to 8 °C (46 - 47 °F) throughout the day. On average each year, Swansea experiences 20 days above 25 °C (77.0 °F) and 2 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 (97°F) | 33°C (92°F) | 26°C (80°F) | 22°C (71°F) | 17°C (63°F) | 15°C (59°F) | 17°C (63°F) | 23°C (73°F) | 27°C (81°F) | 31°C (88°F) | 35°C (96°F) |
Mean maximum | 32°C (90°F) | 29°C (84°F) | 27°C (80°F) | 23°C (74°F) | 19°C (67°F) | 14°C (58°F) | 14°C (58°F) | 16°C (61°F) | 20°C (68°F) | 23°C (74°F) | 27°C (81°F) | 30°C (87°F) |
Average high | 23°C (73°F) | 21°C (69°F) | 20°C (68°F) | 17°C (63°F) | 14°C (58°F) | 12°C (54°F) | 11°C (53°F) | 12°C (54°F) | 14°C (58°F) | 16°C (61°F) | 19°C (66°F) | 20°C (69°F) |
Daily mean | 17°C (63°F) | 16°C (60°F) | 15°C (60°F) | 12°C (55°F) | 10°C (51°F) | 8°C (47°F) | 7°C (46°F) | 8°C (46°F) | 9°C (49°F) | 11°C (53°F) | 14°C (57°F) | 15°C (60°F) |
Average low | 12°C (54°F) | 11°C (52°F) | 11°C (52°F) | 8°C (47°F) | 7°C (44°F) | 5°C (41°F) | 4°C (40°F) | 4°C (40°F) | 5°C (42°F) | 7°C (45°F) | 9°C (48°F) | 10°C (51°F) |
Mean minimum | 7°C (45°F) | 6°C (43°F) | 6°C (43°F) | 3°C (38°F) | 2°C (36°F) | 1°C (34°F) | -0°C (32°F) | -1°C (31°F) | 1°C (33°F) | 2°C (36°F) | 3°C (38°F) | 6°C (43°F) |
Minimum | 5°C (41°F) | 5°C (41°F) | 3°C (38°F) | 2°C (35°F) | 1°C (35°F) | -1°C (30°F) | -1°C (30°F) | -2°C (30°F) | -0°C (32°F) | 1°C (33°F) | 2°C (37°F) | 5°C (41°F) |
Compare temperature, precipitation, sunshine, UV index in Swansea, Tasmania, Australia with other places around the world.
Swansea usually has the most precipitation in October, November and December, with an average of 11 rainy days and 76 mm (3.0 inches) of precipitation per month.The driest months in Swansea are April, July and September. On average, 35 mm (1.4 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 60 (2.4) | 59 (2.3) | 66 (2.6) | 37 (1.5) | 45 (1.8) | 54 (2.1) | 25 (1.0) | 48 (1.9) | 44 (1.7) | 88 (3.4) | 67 (2.7) | 72 (2.8) |
Average precipitation days (≥ 1 mm) | 6 | 9 | 9 | 5 | 6 | 7 | 7 | 9 | 8 | 12 | 11 | 10 |
The sunniest months in Swansea are January, November and December, when the sun shines an average of 10 hours 24 minutes a day.Least sunny months in Swansea: May, June and July receive an average of 6 hours 40 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 289 | 284 | 275 | 246 | 210 | 188 | 215 | 233 | 267 | 288 | 317 | 349 |
Mean daily daylight hours | 14h 50m | 13h 43m | 12h 19m | 10h 54m | 9h 43m | 9h 8m | 9h 26m | 10h 27m | 11h 48m | 13h 13m | 14h 30m | 15h 10m |
Swansea experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 11 - 13, which corresponds to the Extreme category of sun exposure.May, June and July are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Swansea UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 13 | 11 | 10 | 6 | 3 | 2 | 2 | 4 | 6 | 8 | 10 | 13 |