Leyan, Mangilao, Guam Climate

Weather: 30.24°C/86.43°F, Wind SW at 7.72 km/h, 66% Humidity, 0% Chance of rain

Contents

Leyan Climate Summary

Located at an elevation of 121.75 meters (399.44 feet) above sea level, Leyan has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 28.93ºC (84.07ºF) and it is 0.6% higher than Guam’s averages. Leyan typically receives about 130.62 millimeters (5.14 inches) of precipitation and has 222.73 rainy days (61.02% of the time) annually.

CountryGuam
CityMangilao
Longitude144.8456217
Latitude13.4702123
Attitude/Elevation121.75m (399.44ft)
Local timeSunday 18:13
Annual high temperature29.26ºC (84.67ºF)
Annual low temperature28.25ºC (82.85ºF)
Average annual precip.130.62mm (5.14in)
Warmest monthJuly (29.96ºC / 85.93ºF)
Coldest MonthFebruary (27.06ºC / 80.71ºF)
Wettest MonthSeptember (268.85mm / 10.58in)
Driest MonthMarch (46.28mm / 1.82in)
Number of days with rainfall (≥ 1.0 mm)222.73 days (61.02%)
Days with no rain142.27 days (38.98%)
Humidity78.98%

Climate Leyan: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)29.61(85.3)29.61(85.3)29.61(85.3)29.61(85.3)30.64(87.15)30.64(87.15)31.66(88.99)31.66(88.99)31.66(88.99)30.64(87.15)30.64(87.15)30.64(87.15)31.66(88.99)
Average high °C (°F)28.36(83.05)28.02(82.44)28.29(82.92)28.89(84.0)29.52(85.14)29.9(85.82)29.96(85.93)29.88(85.78)29.9(85.82)29.67(85.41)29.58(85.24)29.16(84.49)29.26(84.67)
Daily mean °C (°F)28.13(82.63)27.74(81.93)27.97(82.35)28.44(83.19)29.19(84.54)29.59(85.26)29.57(85.23)29.51(85.12)29.53(85.15)29.3(84.74)29.36(84.85)28.81(83.86)28.93(84.07)
Average low °C (°F)27.54(81.57)27.06(80.71)27.26(81.07)27.9(82.22)28.53(83.35)28.91(84.04)28.93(84.07)28.72(83.7)28.77(83.79)28.58(83.44)28.6(83.48)28.21(82.78)28.25(82.85)
Record low °C (°F)20.42(68.76)21.45(70.61)19.4(66.92)24.51(76.12)23.49(74.28)23.49(74.28)23.49(74.28)20.42(68.76)20.42(68.76)20.42(68.76)20.42(68.76)22.47(72.45)19.4(66.92)
Average precipitation mm (inches)72.3(2.85)57.25(2.25)46.28(1.82)65.13(2.56)92.74(3.65)100.15(3.94)195.05(7.68)249.94(9.84)268.85(10.58)217.87(8.58)130.29(5.13)71.48(2.81)130.61(5.14)
Average precipitation days (≥ 1.0 mm)14.769.9411.1412.3515.9720.4227.1126.4626.3725.4418.0114.7618.56
Average relative humidity (%)79.4978.8179.5379.8779.2978.5978.277.7777.978.9479.8379.578.98
Mean monthly sunshine hours10.2310.5510.711.0412.5612.6811.2110.310.299.428.018.8210.49

Climate Graph

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

Leyan

Leyan Temperature by Month

June
29.59°C | 85.26°F
July
29.57°C | 85.23°F
September
29.53°C | 85.15°F
August
29.51°C | 85.12°F
November
29.36°C | 84.85°F
October
29.3°C | 84.74°F
May
29.19°C | 84.54°F
December
28.81°C | 83.86°F
April
28.44°C | 83.19°F
January
28.13°C | 82.63°F
March
27.97°C | 82.35°F
February
27.74°C | 81.93°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 Temperature30.64°C (87.15°F)29.68°C (85.42°F)28.59°C (83.46°F)
Avg Temperature29.61°C (85.3°F)29.35°C (84.83°F)28.59°C (83.46°F)
Min Temperature29.61°C (85.3°F)28.72°C (83.7°F)27.57°C (81.63°F)
Dew PointMaxAverageMin
Dew Point26.55°C (79.79°F)25.3°C (77.54°F)24.51°C (76.12°F)
PrecipitationMaxAverageMinSum
Precipitation48.81mm | 1.92in8.04mm | 0.32in0.61mm | 0.02in249.36mm | 9.82in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind40.85kmh | 25.38mph19.27kmh | 11.97mph8.17kmh | 5.08mph
Gust Wind65.36kmh | 40.61mph28.2kmh | 17.52mph12.25kmh | 7.61mph
Sea Level PressureMaxAverageMin
Sea Level Pressure48.81mb8.04mb0.61mb
Leyan

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
July° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-07-0129.61 | 85.325.53 | 77.957821.45 | 13.3330.46 | 1031.411.33 | 0.05
2018-07-0229.61 | 85.325.53 | 77.957824.51 | 15.2330.4 | 1029.371.02 | 0.04
2018-07-0328.59 | 83.4624.51 | 76.127825.53 | 15.8630.37 | 1028.356.23 | 0.25
2018-07-0428.59 | 83.4624.51 | 76.128134.72 | 21.5730.31 | 1026.3140.03 | 1.58
2018-07-0528.59 | 83.4625.53 | 77.958240.85 | 25.3830.19 | 1022.2248.81 | 1.92
2018-07-0628.59 | 83.4625.53 | 77.958128.59 | 17.7730.34 | 1027.3310.52 | 0.41
2018-07-0728.59 | 83.4625.53 | 77.958323.49 | 14.630.34 | 1027.3315.42 | 0.61
2018-07-0828.59 | 83.4625.53 | 77.958219.4 | 12.0530.37 | 1028.358.99 | 0.35
2018-07-0929.61 | 85.324.51 | 76.127814.3 | 8.8930.4 | 1029.370.61 | 0.02
2018-07-1029.61 | 85.325.53 | 77.958123.49 | 14.630.37 | 1028.359.91 | 0.39
2018-07-1128.59 | 83.4625.53 | 77.958025.53 | 15.8630.37 | 1028.3512.25 | 0.48
2018-07-1229.61 | 85.325.53 | 77.958125.53 | 15.8630.37 | 1028.3518.69 | 0.74
2018-07-1329.61 | 85.325.53 | 77.958021.45 | 13.3330.43 | 1030.391.02 | 0.04
2018-07-1429.61 | 85.325.53 | 77.957914.3 | 8.8930.43 | 1030.391.02 | 0.04
2018-07-1529.61 | 85.325.53 | 77.957912.25 | 7.6130.4 | 1029.372.45 | 0.1
2018-07-1628.59 | 83.4624.51 | 76.128016.34 | 10.1530.4 | 1029.371.12 | 0.04
2018-07-1729.61 | 85.324.51 | 76.12748.17 | 5.0830.43 | 1030.391.33 | 0.05
2018-07-1829.61 | 85.324.51 | 76.12778.17 | 5.0830.43 | 1030.391.63 | 0.06
2018-07-1929.61 | 85.325.53 | 77.957913.28 | 8.2530.4 | 1029.373.57 | 0.14
2018-07-2029.61 | 85.325.53 | 77.958117.36 | 10.7930.37 | 1028.3510.72 | 0.42
2018-07-2129.61 | 85.325.53 | 77.958121.45 | 13.3330.37 | 1028.354.39 | 0.17
2018-07-2229.61 | 85.325.53 | 77.958024.51 | 15.2330.4 | 1029.372.04 | 0.08
2018-07-2329.61 | 85.325.53 | 77.958020.42 | 12.6930.4 | 1029.371.74 | 0.07
2018-07-2429.61 | 85.325.53 | 77.958019.4 | 12.0530.4 | 1029.372.14 | 0.08
2018-07-2529.61 | 85.326.55 | 79.798115.32 | 9.5230.43 | 1030.392.96 | 0.12
2018-07-2629.61 | 85.325.53 | 77.958013.28 | 8.2530.43 | 1030.393.06 | 0.12
2018-07-2729.61 | 85.326.55 | 79.798215.32 | 9.5230.43 | 1030.393.78 | 0.15
2018-07-2829.61 | 85.325.53 | 77.958010.21 | 6.3430.4 | 1029.374.39 | 0.17
2018-07-2929.61 | 85.324.51 | 76.12789.19 | 5.7130.4 | 1029.3711.44 | 0.45
2018-07-3029.61 | 85.324.51 | 76.127613.28 | 8.2530.4 | 1029.3715.73 | 0.62
2018-07-3129.61 | 85.324.51 | 76.127816.34 | 10.1530.4 | 1029.371.02 | 0.04

Leyan 11 Year Historical Weather Data

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