Sili, Manu'A, American Samoa Climate

Weather: 26.32°C/79.38°F, Wind SW at 7.83 km/h, 77% Humidity, 0% Chance of rain

American Samoa
(Photo by Gagan deep on Unsplash)

Sili Climate Summary

Located at an elevation of 191.94 meters (629.72 feet) above sea level, Sili has a Tropical climate (wet, dry season) climate (Classification: AW). The district’s yearly temperature is 29.54ºC (85.17ºF) and it is 1.54% higher than American Samoa’s averages. Sili typically receives about 120.57 millimeters (4.75 inches) of precipitation and has 227.38 rainy days (62.3% of the time) annually.

CountryAmerican Samoa
CityManu'a
Longitude-169.6200309
Latitude-14.165588
Attitude/Elevation191.94m (629.72ft)
Local timeTuesday 04:52
Annual high temperature29.8ºC (85.64ºF)
Annual low temperature28.54ºC (83.37ºF)
Average annual precip.120.57mm (4.75in)
Warmest monthMarch (30.65ºC / 87.17ºF)
Coldest MonthAugust (27.65ºC / 81.77ºF)
Wettest MonthFebruary (214.61mm / 8.45in)
Driest MonthSeptember (57.04mm / 2.25in)
Number of days with rainfall (≥ 1.0 mm)227.38 days (62.3%)
Days with no rain137.62 days (37.7%)
Humidity81.2%

Climate Sili: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)31.8(89.24)31.8(89.24)32.86(91.15)31.8(89.24)31.8(89.24)30.74(87.33)30.74(87.33)29.68(85.42)30.74(87.33)30.74(87.33)31.8(89.24)31.8(89.24)32.86(91.15)
Average high °C (°F)30.4(86.72)30.39(86.7)30.65(87.17)30.55(86.99)30.13(86.23)29.57(85.23)29.02(84.24)28.79(83.82)28.99(84.18)29.4(84.92)29.75(85.55)30.03(86.05)29.8(85.64)
Daily mean °C (°F)30.07(86.13)30.07(86.13)30.34(86.61)30.27(86.49)29.9(85.82)29.36(84.85)28.77(83.79)28.59(83.46)28.79(83.82)29.15(84.47)29.48(85.06)29.72(85.5)29.54(85.17)
Average low °C (°F)29.05(84.29)29.05(84.29)29.47(85.05)29.4(84.92)28.91(84.04)28.32(82.98)27.66(81.79)27.65(81.77)27.78(82.0)28.03(82.45)28.49(83.28)28.69(83.64)28.54(83.37)
Record low °C (°F)21.2(70.16)19.08(66.34)22.26(72.07)21.2(70.16)21.2(70.16)20.14(68.25)20.14(68.25)20.14(68.25)18.02(64.44)18.02(64.44)19.08(66.34)20.14(68.25)18.02(64.44)
Average precipitation mm (inches)190.91(7.52)214.61(8.45)103.7(4.08)133.16(5.24)152.35(6.0)70.96(2.79)85.85(3.38)60.24(2.37)57.04(2.25)109.27(4.3)110.77(4.36)157.98(6.22)120.57(4.75)
Average precipitation days (≥ 1.0 mm)22.2620.0421.9723.3220.2313.8715.5213.214.0619.2720.2323.4118.95
Average relative humidity (%)80.2880.5478.880.081.2382.5782.6382.1182.6382.0881.2780.2581.2
Mean monthly sunshine hours11.5811.0311.3411.179.098.5910.4410.7210.8712.4812.9112.911.1

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Sili in recent years.

Sili

Sili Temperature by Month

March
30.34°C | 86.61°F
April
30.27°C | 86.49°F
January
30.07°C | 86.13°F
February
30.07°C | 86.13°F
May
29.9°C | 85.82°F
December
29.72°C | 85.5°F
November
29.48°C | 85.06°F
June
29.36°C | 84.85°F
October
29.15°C | 84.47°F
September
28.79°C | 83.82°F
July
28.77°C | 83.79°F
August
28.59°C | 83.46°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature31.8°C (89.24°F)30.56°C (87.01°F)27.56°C (81.61°F)
Avg Temperature30.74°C (87.33°F)30.07°C (86.13°F)26.5°C (79.7°F)
Min Temperature30.74°C (87.33°F)25.9°C (78.62°F)21.2°C (70.16°F)
Dew PointMaxAverageMin
Dew Point26.5°C (79.7°F)25.23°C (77.41°F)23.32°C (73.98°F)
PrecipitationMaxAverageMinSum
Precipitation43.03mm | 1.69in6.45mm | 0.25in0.11mm | 0.0in193.51mm | 7.62in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind31.8kmh | 19.76mph19.75kmh | 12.27mph8.48kmh | 5.27mph
Gust Wind52.99kmh | 32.93mph28.37kmh | 17.63mph11.66kmh | 7.25mph
Sea Level PressureMaxAverageMin
Sea Level Pressure43.03mb6.45mb0.11mb
Sili

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
April° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-04-0130.74 | 87.3325.44 | 77.797316.96 | 10.5431.58 | 1069.440.11 | 0.0
2020-04-0230.74 | 87.3325.44 | 77.797415.9 | 9.8831.55 | 1068.381.27 | 0.05
2020-04-0330.74 | 87.3324.38 | 75.887011.66 | 7.2531.55 | 1068.3811.23 | 0.44
2020-04-0430.74 | 87.3324.38 | 75.88699.54 | 5.9331.58 | 1069.447.84 | 0.31
2020-04-0529.68 | 85.4224.38 | 75.887215.9 | 9.8831.58 | 1069.444.88 | 0.19
2020-04-0630.74 | 87.3324.38 | 75.887111.66 | 7.2531.58 | 1069.4411.02 | 0.43
2020-04-0729.68 | 85.4225.44 | 77.797723.32 | 14.4931.61 | 1070.516.53 | 0.65
2020-04-0830.74 | 87.3326.5 | 79.77722.26 | 13.8331.61 | 1070.53.07 | 0.12
2020-04-0930.74 | 87.3326.5 | 79.77621.2 | 13.1731.64 | 1071.569.96 | 0.39
2020-04-1029.68 | 85.4225.44 | 77.797514.84 | 9.2231.64 | 1071.564.24 | 0.17
2020-04-1130.74 | 87.3324.38 | 75.88708.48 | 5.2731.71 | 1073.683.71 | 0.15
2020-04-1230.74 | 87.3325.44 | 77.797513.78 | 8.5631.74 | 1074.744.98 | 0.2
2020-04-1330.74 | 87.3326.5 | 79.77919.08 | 11.8631.74 | 1074.741.91 | 0.08
2020-04-1430.74 | 87.3325.44 | 77.797821.2 | 13.1731.71 | 1073.680.32 | 0.01
2020-04-1530.74 | 87.3325.44 | 77.797315.9 | 9.8831.67 | 1072.621.17 | 0.05
2020-04-1629.68 | 85.4225.44 | 77.797825.44 | 15.8131.67 | 1072.620.95 | 0.04
2020-04-1729.68 | 85.4224.38 | 75.887424.38 | 15.1531.71 | 1073.683.5 | 0.14
2020-04-1829.68 | 85.4226.5 | 79.78031.8 | 19.7631.71 | 1073.684.88 | 0.19
2020-04-1928.62 | 83.5225.44 | 77.797629.68 | 18.4431.74 | 1074.7443.03 | 1.69
2020-04-2030.74 | 87.3325.44 | 77.797830.74 | 19.131.67 | 1072.627.42 | 0.29
2020-04-2129.68 | 85.4225.44 | 77.797722.26 | 13.8331.67 | 1072.621.06 | 0.04
2020-04-2230.74 | 87.3325.44 | 77.797415.9 | 9.8831.67 | 1072.624.66 | 0.18
2020-04-2330.74 | 87.3324.38 | 75.887012.72 | 7.931.64 | 1071.561.06 | 0.04
2020-04-2430.74 | 87.3325.44 | 77.797720.14 | 12.5131.64 | 1071.564.66 | 0.18
2020-04-2529.68 | 85.4225.44 | 77.797821.2 | 13.1731.61 | 1070.52.01 | 0.08
2020-04-2629.68 | 85.4225.44 | 77.797721.2 | 13.1731.61 | 1070.55.72 | 0.23
2020-04-2729.68 | 85.4225.44 | 77.798124.38 | 15.1531.61 | 1070.52.54 | 0.1
2020-04-2829.68 | 85.4224.38 | 75.887526.5 | 16.4731.64 | 1071.5610.49 | 0.41
2020-04-2928.62 | 83.5225.44 | 77.798027.56 | 17.1231.61 | 1070.511.98 | 0.47
2020-04-3026.5 | 79.723.32 | 73.988016.96 | 10.5431.61 | 1070.57.31 | 0.29

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