Alamagan, Northern Islands, Northern Mariana Islands Climate

Weather: 27.31°C/81.16°F, Wind SW at 7.94 km/h, 79% Humidity, 0% Chance of rain

Northern Mariana Islands
(Photo by Luke Marshall on Unsplash)
Contents

Alamagan Climate Summary

Located at an elevation of 434.6 meters (1425.85 feet) above sea level, Alamagan has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 29.48ºC (85.06ºF) and it is 1.4% higher than Northern Mariana Islands’s averages. Alamagan typically receives about 183.59 millimeters (7.23 inches) of precipitation and has 212.9 rainy days (58.33% of the time) annually.

CountryNorthern Mariana Islands
CityNorthern Islands
Longitude145.8301177
Latitude17.602999
Attitude/Elevation434.6m (1425.85ft)
Local timeSaturday 02:36
Annual high temperature29.72ºC (85.5ºF)
Annual low temperature28.94ºC (84.09ºF)
Average annual precip.183.59mm (7.23in)
Warmest monthJuly (31.39ºC / 88.5ºF)
Coldest MonthFebruary (26.1ºC / 78.98ºF)
Wettest MonthAugust (555.5mm / 21.87in)
Driest MonthDecember (61.34mm / 2.41in)
Number of days with rainfall (≥ 1.0 mm)212.9 days (58.33%)
Days with no rain152.1 days (41.67%)
Humidity82.89%

Climate Alamagan: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)29.97(85.95)28.9(84.02)28.9(84.02)29.97(85.95)32.11(89.8)33.18(91.72)33.18(91.72)33.18(91.72)33.18(91.72)32.11(89.8)32.11(89.8)31.04(87.87)33.18(91.72)
Average high °C (°F)27.54(81.57)27.05(80.69)27.67(81.81)28.66(83.59)30.12(86.22)31.15(88.07)31.39(88.5)31.32(88.38)31.23(88.21)30.9(87.62)30.29(86.52)29.38(84.88)29.72(85.5)
Daily mean °C (°F)27.26(81.07)26.81(80.26)27.42(81.36)28.42(83.16)29.85(85.73)30.9(87.62)31.14(88.05)31.08(87.94)31.01(87.82)30.7(87.26)30.05(86.09)29.14(84.45)29.48(85.06)
Average low °C (°F)26.59(79.86)26.1(78.98)26.93(80.47)27.96(82.33)29.35(84.83)30.45(86.81)30.73(87.31)30.54(86.97)30.51(86.92)30.14(86.25)29.43(84.97)28.54(83.37)28.94(84.09)
Record low °C (°F)17.12(62.82)17.12(62.82)19.27(66.69)21.41(70.54)20.34(68.61)22.48(72.46)22.48(72.46)22.48(72.46)22.48(72.46)20.34(68.61)21.41(70.54)21.41(70.54)17.12(62.82)
Average precipitation mm (inches)67.96(2.68)64.54(2.54)62.45(2.46)71.4(2.81)98.63(3.88)150.41(5.92)355.24(13.99)555.5(21.87)332.3(13.08)268.07(10.55)115.17(4.53)61.34(2.41)183.59(7.23)
Average precipitation days (≥ 1.0 mm)10.6110.9910.810.714.220.3427.7328.6127.3524.5214.7912.2517.75
Average relative humidity (%)81.1682.0783.3584.6783.3581.7581.9182.6883.683.7783.2982.9982.88
Mean monthly sunshine hours9.510.7411.0312.1713.513.6813.412.1611.489.618.698.4311.2

Climate Graph

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

Alamagan

Alamagan Temperature by Month

July
31.14°C | 88.05°F
August
31.08°C | 87.94°F
September
31.01°C | 87.82°F
June
30.9°C | 87.62°F
October
30.7°C | 87.26°F
November
30.05°C | 86.09°F
May
29.85°C | 85.73°F
December
29.14°C | 84.45°F
April
28.42°C | 83.16°F
March
27.42°C | 81.36°F
January
27.26°C | 81.07°F
February
26.81°C | 80.26°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 Temperature32.11°C (89.8°F)31.11°C (88.0°F)29.97°C (85.95°F)
Avg Temperature31.04°C (87.87°F)30.83°C (87.49°F)28.9°C (84.02°F)
Min Temperature31.04°C (87.87°F)27.59°C (81.66°F)20.34°C (68.61°F)
Dew PointMaxAverageMin
Dew Point26.76°C (80.17°F)26.1°C (78.98°F)23.55°C (74.39°F)
PrecipitationMaxAverageMinSum
Precipitation31.47mm | 1.24in6.88mm | 0.27in0.0mm | 0in213.2mm | 8.39in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind32.11kmh | 19.95mph23.51kmh | 14.61mph9.63kmh | 5.98mph
Gust Wind47.09kmh | 29.26mph33.32kmh | 20.7mph12.84kmh | 7.98mph
Sea Level PressureMaxAverageMin
Sea Level Pressure31.47mb6.88mb0.0mb
Alamagan

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-10-0128.9 | 84.0225.69 | 78.248026.76 | 16.6331.76 | 1075.6531.47 | 1.24
2020-10-0231.04 | 87.8726.76 | 80.177620.34 | 12.6431.8 | 1076.728.46 | 0.33
2020-10-0331.04 | 87.8726.76 | 80.177828.9 | 17.9631.8 | 1076.7211.45 | 0.45
2020-10-0431.04 | 87.8726.76 | 80.177925.69 | 15.9631.86 | 1078.8622.69 | 0.89
2020-10-0531.04 | 87.8726.76 | 80.178126.76 | 16.6331.86 | 1078.8617.23 | 0.68
2020-10-0631.04 | 87.8726.76 | 80.177826.76 | 16.6331.89 | 1079.9310.7 | 0.42
2020-10-0731.04 | 87.8726.76 | 80.177825.69 | 15.9631.99 | 1083.148.13 | 0.32
2020-10-0831.04 | 87.8726.76 | 80.178032.11 | 19.9531.99 | 1083.141.28 | 0.05
2020-10-0931.04 | 87.8725.69 | 78.247727.83 | 17.2931.89 | 1079.935.89 | 0.23
2020-10-1031.04 | 87.8723.55 | 74.397013.91 | 8.6431.83 | 1077.797.81 | 0.31
2020-10-1131.04 | 87.8723.55 | 74.39669.63 | 5.9831.83 | 1077.790.0 | 0
2020-10-1231.04 | 87.8724.62 | 76.327314.98 | 9.3131.89 | 1079.930.21 | 0.01
2020-10-1331.04 | 87.8724.62 | 76.327010.7 | 6.6531.95 | 1082.070.0 | 0
2020-10-1431.04 | 87.8724.62 | 76.327110.7 | 6.6531.95 | 1082.075.99 | 0.24
2020-10-1531.04 | 87.8726.76 | 80.177820.34 | 12.6431.92 | 1081.02.46 | 0.1
2020-10-1631.04 | 87.8726.76 | 80.177929.97 | 18.6231.92 | 1081.04.07 | 0.16
2020-10-1731.04 | 87.8726.76 | 80.177832.11 | 19.9531.92 | 1081.08.67 | 0.34
2020-10-1831.04 | 87.8726.76 | 80.177932.11 | 19.9531.99 | 1083.149.95 | 0.39
2020-10-1931.04 | 87.8726.76 | 80.177721.41 | 13.331.99 | 1083.146.74 | 0.27
2020-10-2031.04 | 87.8726.76 | 80.178128.9 | 17.9631.99 | 1083.141.5 | 0.06
2020-10-2131.04 | 87.8725.69 | 78.247616.05 | 9.9731.95 | 1082.072.14 | 0.08
2020-10-2231.04 | 87.8725.69 | 78.247417.12 | 10.6431.92 | 1081.00.11 | 0.0
2020-10-2331.04 | 87.8726.76 | 80.177924.62 | 15.331.95 | 1082.074.82 | 0.19
2020-10-2429.97 | 85.9526.76 | 80.178022.48 | 13.9731.95 | 1082.070.75 | 0.03
2020-10-2531.04 | 87.8726.76 | 80.177825.69 | 15.9631.99 | 1083.148.99 | 0.35
2020-10-2629.97 | 85.9526.76 | 80.177824.62 | 15.331.95 | 1082.072.25 | 0.09
2020-10-2729.97 | 85.9525.69 | 78.247523.55 | 14.6331.99 | 1083.143.21 | 0.13
2020-10-2829.97 | 85.9525.69 | 78.247825.69 | 15.9631.99 | 1083.1418.2 | 0.72
2020-10-2931.04 | 87.8725.69 | 78.247726.76 | 16.6331.99 | 1083.140.96 | 0.04
2020-10-3031.04 | 87.8726.76 | 80.178026.76 | 16.6331.92 | 1081.04.07 | 0.16
2020-10-3131.04 | 87.8726.76 | 80.178129.97 | 18.6231.92 | 1081.03.0 | 0.12

Alamagan 11 Year Historical Weather Data

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