Manu'A, American Samoa Climate

Weather: 27.1°C/80.78°F, Wind SW at 4.31 km/h, 75% Humidity, 0.14% Chance of rain

American Samoa
(Photo by Joshua Allwood on Unsplash)

Manu'a Climate Summary

Located at an elevation of -152.5 meters (-500.33 feet) above sea level, Manu'a has a Tropical climate (wet, dry season) climate (Classification: AW). The city’s yearly temperature is 27.87ºC (82.17ºF) and it is -0.13% lower than American Samoa’s averages. Manu'a typically receives about 113.76 millimeters (4.48 inches) of precipitation and has 214.54 rainy days (58.78% of the time) annually.

CountryAmerican Samoa
Longitude-169.5433756
Latitude-14.2191374
Attitude/Elevation-152.5m (-500.33ft)
Local timeMonday 12:55
Annual high temperature28.12ºC (82.62ºF)
Annual low temperature26.93ºC (80.47ºF)
Average annual precip.113.76mm (4.48in)
Warmest monthMarch (28.92ºC / 84.06ºF)
Coldest MonthAugust (26.09ºC / 78.96ºF)
Wettest MonthFebruary (202.48mm / 7.97in)
Driest MonthSeptember (53.82mm / 2.12in)
Number of days with rainfall (≥ 1.0 mm)214.54 days (58.78%)
Days with no rain150.46 days (41.22%)
Humidity76.61%

Climate Manu'a: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)30.0(86.0)30.0(86.0)31.0(87.8)30.0(86.0)30.0(86.0)29.0(84.2)29.0(84.2)28.0(82.4)29.0(84.2)29.0(84.2)30.0(86.0)30.0(86.0)31.0(87.8)
Average high °C (°F)28.68(83.62)28.67(83.61)28.92(84.06)28.82(83.88)28.43(83.17)27.9(82.22)27.38(81.28)27.16(80.89)27.35(81.23)27.74(81.93)28.07(82.53)28.33(82.99)28.12(82.62)
Daily mean °C (°F)28.37(83.07)28.37(83.07)28.63(83.53)28.56(83.41)28.21(82.78)27.7(81.86)27.14(80.85)26.97(80.55)27.16(80.89)27.5(81.5)27.81(82.06)28.04(82.47)27.87(82.17)
Average low °C (°F)27.41(81.34)27.41(81.34)27.8(82.04)27.74(81.93)27.28(81.1)26.72(80.1)26.1(78.98)26.09(78.96)26.21(79.18)26.45(79.61)26.88(80.38)27.07(80.73)26.93(80.47)
Record low °C (°F)20.0(68.0)18.0(64.4)21.0(69.8)20.0(68.0)20.0(68.0)19.0(66.2)19.0(66.2)19.0(66.2)17.0(62.6)17.0(62.6)18.0(64.4)19.0(66.2)17.0(62.6)
Average precipitation mm (inches)180.12(7.09)202.48(7.97)97.84(3.85)125.63(4.95)143.74(5.66)66.95(2.64)81.0(3.19)56.84(2.24)53.82(2.12)103.09(4.06)104.51(4.11)149.05(5.87)113.76(4.48)
Average precipitation days (≥ 1.0 mm)21.018.9120.7322.019.0913.0914.6412.4513.2718.1819.0922.0917.88
Average relative humidity (%)75.7475.9974.3575.4876.6477.977.9677.4777.9677.4476.6875.7176.61
Mean monthly sunshine hours10.9310.4110.710.548.588.19.8510.1110.2611.7712.1812.1710.47

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Manu'a in recent years.

Manu'a

Manu'a Temperature by Month

March
28.63°C | 83.53°F
April
28.56°C | 83.41°F
January
28.37°C | 83.07°F
February
28.37°C | 83.07°F
May
28.21°C | 82.78°F
December
28.04°C | 82.47°F
November
27.81°C | 82.06°F
June
27.7°C | 81.86°F
October
27.5°C | 81.5°F
September
27.16°C | 80.89°F
July
27.14°C | 80.85°F
August
26.97°C | 80.55°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 Temperature28.0°C (82.4°F)27.03°C (80.65°F)27.0°C (80.6°F)
Avg Temperature27.0°C (80.6°F)26.77°C (80.19°F)26.0°C (78.8°F)
Min Temperature27.0°C (80.6°F)23.03°C (73.45°F)19.0°C (66.2°F)
Dew PointMaxAverageMin
Dew Point24.0°C (75.2°F)22.77°C (72.99°F)21.0°C (69.8°F)
PrecipitationMaxAverageMinSum
Precipitation12.2mm | 0.48in2.93mm | 0.12in0.1mm | 0.0in90.8mm | 3.57in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind44.0kmh | 27.34mph28.9kmh | 17.96mph10.0kmh | 6.21mph
Gust Wind62.0kmh | 38.53mph40.42kmh | 25.12mph14.0kmh | 8.7mph
Sea Level PressureMaxAverageMin
Sea Level Pressure12.2mb2.93mb0.1mb
Manu'a

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
August° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-08-0126 | 78.823 | 73.48230 | 18.6429.88 | 10121.7 | 0.07
2020-08-0227 | 80.623 | 73.48021 | 13.0529.85 | 10119.7 | 0.38
2020-08-0327 | 80.624 | 75.28218 | 11.1829.85 | 10111.3 | 0.05
2020-08-0427 | 80.623 | 73.47814 | 8.729.88 | 101212.2 | 0.48
2020-08-0527 | 80.623 | 73.48018 | 11.1829.91 | 10134.0 | 0.16
2020-08-0627 | 80.623 | 73.48019 | 11.8129.88 | 10125.1 | 0.2
2020-08-0727 | 80.622 | 71.67615 | 9.3229.88 | 10120.8 | 0.03
2020-08-0827 | 80.623 | 73.47717 | 10.5629.91 | 10130.1 | 0.0
2020-08-0926 | 78.823 | 73.48231 | 19.2629.94 | 10141.3 | 0.05
2020-08-1027 | 80.623 | 73.48135 | 21.7529.94 | 10141.1 | 0.04
2020-08-1126 | 78.823 | 73.48134 | 21.1329.91 | 10132.0 | 0.08
2020-08-1226 | 78.823 | 73.48230 | 18.6429.88 | 10121.3 | 0.05
2020-08-1327 | 80.622 | 71.67722 | 13.6729.85 | 10115.9 | 0.23
2020-08-1427 | 80.621 | 69.87310 | 6.2129.85 | 10110.1 | 0.0
2020-08-1526 | 78.822 | 71.67816 | 9.9429.85 | 10116.9 | 0.27
2020-08-1627 | 80.623 | 73.48127 | 16.7829.85 | 10116.4 | 0.25
2020-08-1727 | 80.623 | 73.48030 | 18.6429.88 | 10124.0 | 0.16
2020-08-1827 | 80.623 | 73.47930 | 18.6429.91 | 10130.2 | 0.01
2020-08-1927 | 80.623 | 73.47827 | 16.7829.94 | 10140.1 | 0.0
2020-08-2027 | 80.623 | 73.48030 | 18.6429.94 | 10140.9 | 0.04
2020-08-2127 | 80.623 | 73.47936 | 22.3729.94 | 10142.5 | 0.1
2020-08-2227 | 80.623 | 73.47840 | 24.8529.97 | 10151.4 | 0.06
2020-08-2327 | 80.623 | 73.47843 | 26.7229.97 | 10152.3 | 0.09
2020-08-2427 | 80.622 | 71.67639 | 24.2329.94 | 10140.5 | 0.02
2020-08-2527 | 80.622 | 71.67632 | 19.8829.91 | 10130.6 | 0.02
2020-08-2627 | 80.623 | 73.47936 | 22.3729.91 | 10130.2 | 0.01
2020-08-2726 | 78.823 | 73.47939 | 24.2329.94 | 10141.1 | 0.04
2020-08-2826 | 78.822 | 71.67644 | 27.3429.94 | 10141.5 | 0.06
2020-08-2927 | 80.623 | 73.48043 | 26.7229.91 | 101310.1 | 0.4
2020-08-3027 | 80.623 | 73.47936 | 22.3729.91 | 10135.4 | 0.21
2020-08-3127 | 80.623 | 73.48034 | 21.1329.88 | 10120.1 | 0.0

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