Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Siutu features a tropical rainforest climate (Af).Temperatures typically range between 24 °C (76 °F) and 25 °C (78 °F) through the year, but rarely can drop to 21 °C (71 °F) or can rise to as high as 28 °C (83 °F).The average annual precipitation amounts to about 3080 mm (121.2 inches) and receives 317 rainy days on the 1 mm (0.04 inches) threshold annually.Siutu enjoys an average of 3333 hours of sunshine throughout the year, and daylight varies from 11 hours 18 minutes to 12 hours 54 minutes per day.
The warmest months in Siutu are January, March and April, with daily mean temperatures ranging from 25 to 25 °C (78 - 78 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 24 to 24 °C (76 - 76 °F) throughout the day. On average each year, Siutu experiences 302 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 | 28°C (83°F) | 28°C (83°F) | 28°C (83°F) | 28°C (83°F) | 28°C (82°F) | 28°C (82°F) | 27°C (81°F) | 27°C (81°F) | 27°C (81°F) | 28°C (82°F) | 28°C (82°F) | 28°C (82°F) |
Mean maximum | 28°C (82°F) | 28°C (82°F) | 28°C (82°F) | 28°C (82°F) | 27°C (82°F) | 27°C (81°F) | 27°C (80°F) | 27°C (80°F) | 27°C (81°F) | 27°C (81°F) | 27°C (81°F) | 28°C (82°F) |
Average high | 27°C (80°F) | 26°C (80°F) | 27°C (80°F) | 27°C (80°F) | 26°C (80°F) | 26°C (79°F) | 26°C (78°F) | 25°C (78°F) | 26°C (79°F) | 26°C (79°F) | 26°C (79°F) | 26°C (80°F) |
Daily mean | 25°C (78°F) | 25°C (78°F) | 25°C (78°F) | 25°C (78°F) | 25°C (78°F) | 25°C (77°F) | 24°C (76°F) | 24°C (76°F) | 24°C (76°F) | 25°C (76°F) | 25°C (77°F) | 25°C (77°F) |
Average low | 24°C (76°F) | 24°C (76°F) | 24°C (76°F) | 24°C (76°F) | 24°C (76°F) | 24°C (75°F) | 24°C (75°F) | 23°C (74°F) | 23°C (74°F) | 24°C (75°F) | 24°C (75°F) | 24°C (76°F) |
Mean minimum | 24°C (75°F) | 24°C (75°F) | 24°C (75°F) | 24°C (75°F) | 23°C (74°F) | 23°C (74°F) | 22°C (73°F) | 22°C (73°F) | 23°C (73°F) | 23°C (73°F) | 23°C (74°F) | 23°C (74°F) |
Minimum | 23°C (73°F) | 23°C (74°F) | 23°C (73°F) | 23°C (74°F) | 23°C (74°F) | 22°C (72°F) | 21°C (71°F) | 22°C (71°F) | 23°C (73°F) | 23°C (73°F) | 23°C (73°F) | 22°C (73°F) |
Compare temperature, precipitation, sunshine, UV index in Siutu, Samoa with other places around the world.
Siutu usually has the most precipitation in January, February and December, with an average of 26 rainy days and 464 mm (18.3 inches) of precipitation per month.The driest months in Siutu are June, August and September. On average, 127 mm (5.0 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 350 (13.8) | 585 (23.1) | 202 (7.9) | 247 (9.7) | 193 (7.6) | 129 (5.1) | 194 (7.6) | 129 (5.1) | 124 (4.9) | 205 (8.1) | 265 (10.4) | 458 (18.0) |
Average precipitation days (≥ 1 mm) | 25 | 26 | 28 | 28 | 29 | 24 | 25 | 24 | 24 | 27 | 28 | 29 |
The sunniest months in Siutu are March, September and October, when the sun shines an average of 9 hours 58 minutes a day.Least sunny months in Siutu: January, February and June receive an average of 7 hours 53 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 228 | 210 | 303 | 272 | 278 | 270 | 278 | 296 | 304 | 309 | 295 | 284 |
Mean daily daylight hours | 12h 48m | 12h 30m | 12h 8m | 11h 45m | 11h 27m | 11h 18m | 11h 23m | 11h 39m | 12h 1m | 12h 24m | 12h 44m | 12h 54m |
Siutu experiences the highest level of ultraviolet (UV) radiation in January, February and March, when the maximum UV index can reach values of 16 - 16, which corresponds to the Extreme category of sun exposure.May, June and July are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Siutu UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 16 | 16 | 16 | 13 | 11 | 9 | 10 | 12 | 14 | 15 | 15 | 15 |