Tinian, Northern Mariana Islands Climate

Weather: 26.66°C/79.99°F, Wind SW at 7.3 km/h, 77% Humidity, 0% Chance of rain

Northern Mariana Islands
(Photo by Luke Marshall on Unsplash)

Tinian Climate Summary

Located at an elevation of 74.41 meters (244.13 feet) above sea level, Tinian has a Tropical rainforest climate (Classification: Af). The city’s yearly temperature is 28.22ºC (82.8ºF) and it is 0.14% higher than Northern Mariana Islands’s averages. Tinian typically receives about 245.14 millimeters (9.65 inches) of precipitation and has 270.37 rainy days (74.07% of the time) annually.

CountryNorthern Mariana Islands
Longitude145.6356577
Latitude15.0043455
Attitude/Elevation74.41m (244.13ft)
Local timeFriday 23:53
Annual high temperature28.45ºC (83.21ºF)
Annual low temperature27.66ºC (81.79ºF)
Average annual precip.245.14mm (9.65in)
Warmest monthSeptember (29.34ºC / 84.81ºF)
Coldest MonthFebruary (26.22ºC / 79.2ºF)
Wettest MonthOctober (548.71mm / 21.6in)
Driest MonthMarch (75.79mm / 2.98in)
Number of days with rainfall (≥ 1.0 mm)270.37 days (74.07%)
Days with no rain94.63 days (25.93%)
Humidity77.34%

Climate Tinian: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)29.0(84.2)28.0(82.4)28.0(82.4)29.0(84.2)30.0(86.0)31.0(87.8)30.0(86.0)31.0(87.8)30.0(86.0)30.0(86.0)30.0(86.0)29.0(84.2)31.0(87.8)
Average high °C (°F)27.44(81.39)26.95(80.51)27.23(81.01)27.83(82.09)28.59(83.46)29.1(84.38)29.32(84.78)29.31(84.76)29.34(84.81)29.1(84.38)28.89(84.0)28.26(82.87)28.45(83.21)
Daily mean °C (°F)27.23(81.01)26.71(80.08)27.02(80.64)27.61(81.7)28.39(83.1)28.89(84.0)29.04(84.27)29.07(84.33)29.07(84.33)28.84(83.91)28.67(83.61)28.09(82.56)28.22(82.8)
Average low °C (°F)26.74(80.13)26.22(79.2)26.56(79.81)27.12(80.82)27.84(82.11)28.37(83.07)28.5(83.3)28.47(83.25)28.46(83.23)28.21(82.78)27.97(82.35)27.5(81.5)27.66(81.79)
Record low °C (°F)20.0(68.0)19.0(66.2)19.0(66.2)20.0(68.0)20.0(68.0)20.0(68.0)21.0(69.8)21.0(69.8)21.0(69.8)21.0(69.8)20.0(68.0)20.0(68.0)19.0(66.2)
Average precipitation mm (inches)150.5(5.93)79.87(3.14)75.79(2.98)115.05(4.53)140.79(5.54)177.41(6.98)323.39(12.73)512.65(20.18)484.66(19.08)548.71(21.6)219.62(8.65)113.24(4.46)245.14(9.65)
Average precipitation days (≥ 1.0 mm)20.2718.0915.9117.9120.0922.7327.7327.5527.7328.2723.9120.1822.53
Average relative humidity (%)77.6677.2477.8378.4877.877.1976.6476.1376.3377.3378.1277.3877.34
Mean monthly sunshine hours10.0410.5510.6511.2812.5512.6712.4110.4910.558.938.08.0110.51

Climate Graph

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

Tinian

Tinian Temperature by Month

August
29.07°C | 84.33°F
September
29.07°C | 84.33°F
July
29.04°C | 84.27°F
June
28.89°C | 84.0°F
October
28.84°C | 83.91°F
November
28.67°C | 83.61°F
May
28.39°C | 83.1°F
December
28.09°C | 82.56°F
April
27.61°C | 81.7°F
January
27.23°C | 81.01°F
March
27.02°C | 80.64°F
February
26.71°C | 80.08°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)29.43°C (84.97°F)28.0°C (82.4°F)
Avg Temperature30.0°C (86.0°F)29.17°C (84.51°F)28.0°C (82.4°F)
Min Temperature29.0°C (84.2°F)28.3°C (82.94°F)26.0°C (78.8°F)
Dew PointMaxAverageMin
Dew Point26.0°C (78.8°F)24.6°C (76.28°F)23.0°C (73.4°F)
PrecipitationMaxAverageMinSum
Precipitation214.4mm | 8.44in22.27mm | 0.88in0.0mm | 0in668.0mm | 26.3in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind41.0kmh | 25.48mph19.53kmh | 12.14mph5.0kmh | 3.11mph
Gust Wind66.0kmh | 41.01mph30.77kmh | 19.12mph7.0kmh | 4.35mph
Sea Level PressureMaxAverageMin
Sea Level Pressure214.4mb22.27mb0.0mb
Tinian

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
September° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-09-0129 | 84.225 | 77.07822 | 13.6729.83 | 10104.7 | 0.19
2019-09-0230 | 86.025 | 77.07822 | 13.6729.83 | 101034.6 | 1.36
2019-09-0330 | 86.026 | 78.88027 | 16.7829.77 | 10086.0 | 0.24
2019-09-0430 | 86.025 | 77.07615 | 9.3229.77 | 100835.0 | 1.38
2019-09-0530 | 86.024 | 75.2736 | 3.7329.77 | 100810.9 | 0.43
2019-09-0629 | 84.224 | 75.27413 | 8.0829.74 | 10072.0 | 0.08
2019-09-0729 | 84.224 | 75.2749 | 5.5929.77 | 10089.5 | 0.37
2019-09-0829 | 84.225 | 77.07818 | 11.1829.74 | 100715.8 | 0.62
2019-09-0929 | 84.225 | 77.07828 | 17.429.65 | 10042.5 | 0.1
2019-09-1030 | 86.026 | 78.87936 | 22.3729.62 | 100313.1 | 0.52
2019-09-1129 | 84.225 | 77.08034 | 21.1329.65 | 100451.3 | 2.02
2019-09-1230 | 86.026 | 78.88032 | 19.8829.74 | 10074.7 | 0.19
2019-09-1329 | 84.225 | 77.08023 | 14.2929.8 | 10099.7 | 0.38
2019-09-1429 | 84.225 | 77.08022 | 13.6729.8 | 100954.2 | 2.13
2019-09-1529 | 84.225 | 77.08032 | 19.8829.71 | 100672.9 | 2.87
2019-09-1628 | 82.424 | 75.28441 | 25.4829.77 | 1008214.4 | 8.44
2019-09-1729 | 84.224 | 75.27411 | 6.8429.85 | 10112.4 | 0.09
2019-09-1829 | 84.224 | 75.27819 | 11.8129.85 | 101110.8 | 0.43
2019-09-1929 | 84.224 | 75.27821 | 13.0529.83 | 10107.9 | 0.31
2019-09-2029 | 84.225 | 77.07817 | 10.5629.74 | 100726.5 | 1.04
2019-09-2129 | 84.225 | 77.08019 | 11.8129.77 | 10083.8 | 0.15
2019-09-2229 | 84.224 | 75.27512 | 7.4629.83 | 10101.6 | 0.06
2019-09-2329 | 84.224 | 75.2746 | 3.7329.83 | 101016.8 | 0.66
2019-09-2429 | 84.223 | 73.4726 | 3.7329.83 | 10103.5 | 0.14
2019-09-2529 | 84.223 | 73.4715 | 3.1129.85 | 10110.0 | 0.0
2019-09-2629 | 84.225 | 77.07713 | 8.0829.85 | 101126.3 | 1.04
2019-09-2729 | 84.225 | 77.07829 | 18.0229.85 | 10114.0 | 0.16
2019-09-2829 | 84.224 | 75.2769 | 5.5929.88 | 10122.1 | 0.08
2019-09-2929 | 84.225 | 77.08023 | 14.2929.83 | 101015.9 | 0.63
2019-09-3029 | 84.224 | 75.27816 | 9.9429.85 | 10115.1 | 0.2

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