Mangilao, Guam Climate

Weather: 26.44°C/79.59°F, Wind SW at 5.14 km/h, 79% Humidity, 0% Chance of rain

Mangilao Climate Summary

Located at an elevation of 121.75 meters (399.44 feet) above sea level, Mangilao has a Tropical rainforest climate (Classification: Af). The city’s yearly temperature is 28.33ºC (82.99ºF) and it is 0.0% lower than Guam’s averages. Mangilao typically receives about 127.9 millimeters (5.04 inches) of precipitation and has 218.1 rainy days (59.75% of the time) annually.

CountryGuam
Longitude144.8456217
Latitude13.4702123
Attitude/Elevation121.75m (399.44ft)
Local timeSaturday 01:02
Annual high temperature28.65ºC (83.57ºF)
Annual low temperature27.66ºC (81.79ºF)
Average annual precip.127.9mm (5.04in)
Warmest monthJuly (29.34ºC / 84.81ºF)
Coldest MonthFebruary (26.5ºC / 79.7ºF)
Wettest MonthSeptember (263.27mm / 10.36in)
Driest MonthMarch (45.32mm / 1.78in)
Number of days with rainfall (≥ 1.0 mm)218.1 days (59.75%)
Days with no rain146.9 days (40.25%)
Humidity77.34%

Climate Mangilao: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)29.0(84.2)29.0(84.2)29.0(84.2)29.0(84.2)30.0(86.0)30.0(86.0)31.0(87.8)31.0(87.8)31.0(87.8)30.0(86.0)30.0(86.0)30.0(86.0)31.0(87.8)
Average high °C (°F)27.77(81.99)27.44(81.39)27.7(81.86)28.29(82.92)28.91(84.04)29.28(84.7)29.34(84.81)29.26(84.67)29.28(84.7)29.05(84.29)28.97(84.15)28.55(83.39)28.65(83.57)
Daily mean °C (°F)27.55(81.59)27.16(80.89)27.39(81.3)27.85(82.13)28.58(83.44)28.98(84.16)28.96(84.13)28.9(84.02)28.92(84.06)28.69(83.64)28.75(83.75)28.21(82.78)28.33(82.99)
Average low °C (°F)26.97(80.55)26.5(79.7)26.69(80.04)27.32(81.18)27.94(82.29)28.31(82.96)28.33(82.99)28.12(82.62)28.17(82.71)27.99(82.38)28.01(82.42)27.62(81.72)27.66(81.79)
Record low °C (°F)20.0(68.0)21.0(69.8)19.0(66.2)24.0(75.2)23.0(73.4)23.0(73.4)23.0(73.4)20.0(68.0)20.0(68.0)20.0(68.0)20.0(68.0)22.0(71.6)19.0(66.2)
Average precipitation mm (inches)70.8(2.79)56.06(2.21)45.32(1.78)63.78(2.51)90.81(3.58)98.07(3.86)191.0(7.52)244.75(9.64)263.27(10.36)213.35(8.4)127.59(5.02)70.0(2.76)127.9(5.04)
Average precipitation days (≥ 1.0 mm)14.459.7310.9112.0915.6420.026.5525.9125.8224.9117.6414.4518.17
Average relative humidity (%)77.8477.1777.8878.2177.6476.9676.5876.1676.2877.378.1777.8577.34
Mean monthly sunshine hours10.0210.3310.4810.8112.312.4210.9810.0910.089.227.848.6410.27

Climate Graph

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

Mangilao

Mangilao Temperature by Month

June
28.98°C | 84.16°F
July
28.96°C | 84.13°F
September
28.92°C | 84.06°F
August
28.9°C | 84.02°F
November
28.75°C | 83.75°F
October
28.69°C | 83.64°F
May
28.58°C | 83.44°F
December
28.21°C | 82.78°F
April
27.85°C | 82.13°F
January
27.55°C | 81.59°F
March
27.39°C | 81.3°F
February
27.16°C | 80.89°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 Temperature30.0°C (86.0°F)29.06°C (84.31°F)28.0°C (82.4°F)
Avg Temperature29.0°C (84.2°F)28.74°C (83.73°F)28.0°C (82.4°F)
Min Temperature29.0°C (84.2°F)28.13°C (82.63°F)27.0°C (80.6°F)
Dew PointMaxAverageMin
Dew Point26.0°C (78.8°F)24.77°C (76.59°F)24.0°C (75.2°F)
PrecipitationMaxAverageMinSum
Precipitation47.8mm | 1.88in7.88mm | 0.31in0.6mm | 0.02in244.2mm | 9.61in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind40.0kmh | 24.85mph18.87kmh | 11.73mph8.0kmh | 4.97mph
Gust Wind64.0kmh | 39.77mph27.61kmh | 17.16mph12.0kmh | 7.46mph
Sea Level PressureMaxAverageMin
Sea Level Pressure47.8mb7.88mb0.6mb
Mangilao

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
July° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-07-0129 | 84.225 | 77.07821 | 13.0529.83 | 10101.3 | 0.05
2018-07-0229 | 84.225 | 77.07824 | 14.9129.77 | 10081.0 | 0.04
2018-07-0328 | 82.424 | 75.27825 | 15.5329.74 | 10076.1 | 0.24
2018-07-0428 | 82.424 | 75.28134 | 21.1329.68 | 100539.2 | 1.54
2018-07-0528 | 82.425 | 77.08240 | 24.8529.56 | 100147.8 | 1.88
2018-07-0628 | 82.425 | 77.08128 | 17.429.71 | 100610.3 | 0.41
2018-07-0728 | 82.425 | 77.08323 | 14.2929.71 | 100615.1 | 0.59
2018-07-0828 | 82.425 | 77.08219 | 11.8129.74 | 10078.8 | 0.35
2018-07-0929 | 84.224 | 75.27814 | 8.729.77 | 10080.6 | 0.02
2018-07-1029 | 84.225 | 77.08123 | 14.2929.74 | 10079.7 | 0.38
2018-07-1128 | 82.425 | 77.08025 | 15.5329.74 | 100712.0 | 0.47
2018-07-1229 | 84.225 | 77.08125 | 15.5329.74 | 100718.3 | 0.72
2018-07-1329 | 84.225 | 77.08021 | 13.0529.8 | 10091.0 | 0.04
2018-07-1429 | 84.225 | 77.07914 | 8.729.8 | 10091.0 | 0.04
2018-07-1529 | 84.225 | 77.07912 | 7.4629.77 | 10082.4 | 0.09
2018-07-1628 | 82.424 | 75.28016 | 9.9429.77 | 10081.1 | 0.04
2018-07-1729 | 84.224 | 75.2748 | 4.9729.8 | 10091.3 | 0.05
2018-07-1829 | 84.224 | 75.2778 | 4.9729.8 | 10091.6 | 0.06
2018-07-1929 | 84.225 | 77.07913 | 8.0829.77 | 10083.5 | 0.14
2018-07-2029 | 84.225 | 77.08117 | 10.5629.74 | 100710.5 | 0.41
2018-07-2129 | 84.225 | 77.08121 | 13.0529.74 | 10074.3 | 0.17
2018-07-2229 | 84.225 | 77.08024 | 14.9129.77 | 10082.0 | 0.08
2018-07-2329 | 84.225 | 77.08020 | 12.4329.77 | 10081.7 | 0.07
2018-07-2429 | 84.225 | 77.08019 | 11.8129.77 | 10082.1 | 0.08
2018-07-2529 | 84.226 | 78.88115 | 9.3229.8 | 10092.9 | 0.11
2018-07-2629 | 84.225 | 77.08013 | 8.0829.8 | 10093.0 | 0.12
2018-07-2729 | 84.226 | 78.88215 | 9.3229.8 | 10093.7 | 0.15
2018-07-2829 | 84.225 | 77.08010 | 6.2129.77 | 10084.3 | 0.17
2018-07-2929 | 84.224 | 75.2789 | 5.5929.77 | 100811.2 | 0.44
2018-07-3029 | 84.224 | 75.27613 | 8.0829.77 | 100815.4 | 0.61
2018-07-3129 | 84.224 | 75.27816 | 9.9429.77 | 10081.0 | 0.04

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