Mariendal, Saint Thomas, Us Virgin Islands Climate

Weather: 29.56°C/85.21°F, Wind SW at 5.66 km/h, 70% Humidity, 0% Chance of rain

US Virgin Islands
(Photo by JJ Shev on Unsplash)

Mariendal Climate Summary

Located at an elevation of 23.34 meters (76.57 feet) above sea level, Mariendal has a Tropical monsoon climate (Classification: Am). The district’s yearly temperature is 28.9ºC (84.02ºF) and it is 1.76% higher than US Virgin Islands’s averages. Mariendal typically receives about 172.6 millimeters (6.8 inches) of precipitation and has 253.92 rainy days (69.57% of the time) annually.

Country US Virgin Islands
City Saint Thomas
Longitude -64.8815307
Latitude 18.3277322
Attitude/Elevation 23.34m (76.57ft)
Local time Wednesday 04:46
Annual high temperature 29.53ºC (85.15ºF)
Annual low temperature 28.02ºC (82.44ºF)
Average annual precip. 172.6mm (6.8in)
Warmest month September (31.1ºC / 87.98ºF)
Coldest Month March (26.38ºC / 79.48ºF)
Wettest Month November (282.69mm / 11.13in)
Driest Month February (76.57mm / 3.01in)
Number of days with rainfall (≥ 1.0 mm) 253.92 days (69.57%)
Days with no rain 111.08000000000001 days (30.43%)
Humidity 81.46%

Climate Mariendal: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 29.87(85.77) 29.87(85.77) 29.87(85.77) 30.94(87.69) 30.94(87.69) 32.01(89.62) 32.01(89.62) 32.01(89.62) 32.01(89.62) 32.01(89.62) 32.01(89.62) 30.94(87.69) 32.01(89.62)
Average high °C (°F) 28.24(82.83) 27.96(82.33) 27.88(82.18) 28.56(83.41) 29.39(84.9) 30.14(86.25) 30.43(86.77) 30.88(87.58) 31.1(87.98) 30.92(87.66) 30.02(86.04) 28.9(84.02) 29.53(85.15)
Daily mean °C (°F) 27.62(81.72) 27.36(81.25) 27.28(81.1) 27.85(82.13) 28.68(83.62) 29.5(85.1) 29.82(85.68) 30.18(86.32) 30.43(86.77) 30.3(86.54) 29.39(84.9) 28.38(83.08) 28.9(84.02)
Average low °C (°F) 26.74(80.13) 26.48(79.66) 26.38(79.48) 27.01(80.62) 27.79(82.02) 28.66(83.59) 28.99(84.18) 29.36(84.85) 29.54(85.17) 29.38(84.88) 28.4(83.12) 27.42(81.36) 28.02(82.44)
Record low °C (°F) 19.2(66.56) 20.27(68.49) 20.27(68.49) 20.27(68.49) 21.34(70.41) 22.4(72.32) 22.4(72.32) 21.34(70.41) 22.4(72.32) 22.4(72.32) 21.34(70.41) 20.27(68.49) 19.2(66.56)
Average precipitation mm (inches) 87.86(3.46) 76.57(3.01) 106.72(4.2) 95.84(3.77) 198.36(7.81) 124.0(4.88) 169.93(6.69) 266.71(10.5) 281.69(11.09) 262.99(10.35) 282.69(11.13) 117.92(4.64) 172.6(6.8)
Average precipitation days (≥ 1.0 mm) 20.37 18.14 16.0 17.07 20.66 17.36 22.21 23.38 24.63 25.61 26.19 22.31 21.16
Average relative humidity (%) 79.84 80.09 80.33 81.23 83.36 83.77 83.59 83.18 81.6 80.22 80.44 79.8 81.46
Mean monthly sunshine hours 10.93 11.89 11.57 12.46 13.43 13.59 13.65 12.3 11.59 9.73 8.62 8.65 11.53

Climate Graph

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

Mariendal

Mariendal Temperature by Month

September
30.43°C | 86.77°F
October
30.3°C | 86.54°F
August
30.18°C | 86.32°F
July
29.82°C | 85.68°F
June
29.5°C | 85.1°F
November
29.39°C | 84.9°F
May
28.68°C | 83.62°F
December
28.38°C | 83.08°F
April
27.85°C | 82.13°F
January
27.62°C | 81.72°F
February
27.36°C | 81.25°F
March
27.28°C | 81.1°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
Temperature Max Average Min
Max Temperature 29.87°C (85.77°F) 28.81°C (83.86°F) 27.74°C (81.93°F)
Avg Temperature 28.81°C (83.86°F) 28.05°C (82.49°F) 27.74°C (81.93°F)
Min Temperature 28.81°C (83.86°F) 27.77°C (81.99°F) 27.74°C (81.93°F)
Dew Point Max Average Min
Dew Point 24.54°C (76.17°F) 23.85°C (74.93°F) 22.4°C (72.32°F)
Precipitation Max Average Min Sum
Precipitation 8.75mm | 0.34in 2.57mm | 0.1in 0.11mm | 0.0in 79.56mm | 3.13in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 34.14kmh | 21.21mph 27.84kmh | 17.3mph 21.34kmh | 13.26mph
Gust Wind 46.94kmh | 29.17mph 38.37kmh | 23.84mph 29.87kmh | 18.56mph
Sea Level Pressure Max Average Min
Sea Level Pressure 8.75mb 2.57mb 0.11mb
Mariendal

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
May ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2018-05-01 28.81 | 83.86 23.47 | 74.25 77 24.54 | 15.25 32.07 | 1086.1 2.67 | 0.11
2018-05-02 27.74 | 81.93 23.47 | 74.25 75 24.54 | 15.25 32.07 | 1086.1 0.21 | 0.01
2018-05-03 27.74 | 81.93 23.47 | 74.25 79 26.67 | 16.57 32.04 | 1085.04 6.19 | 0.24
2018-05-04 27.74 | 81.93 24.54 | 76.17 79 30.94 | 19.23 32.01 | 1083.97 6.61 | 0.26
2018-05-05 28.81 | 83.86 24.54 | 76.17 79 33.07 | 20.55 32.04 | 1085.04 3.52 | 0.14
2018-05-06 27.74 | 81.93 23.47 | 74.25 78 33.07 | 20.55 32.1 | 1087.17 8.75 | 0.34
2018-05-07 27.74 | 81.93 23.47 | 74.25 77 28.81 | 17.9 32.07 | 1086.1 4.27 | 0.17
2018-05-08 27.74 | 81.93 23.47 | 74.25 77 27.74 | 17.24 32.07 | 1086.1 5.33 | 0.21
2018-05-09 27.74 | 81.93 23.47 | 74.25 77 27.74 | 17.24 32.07 | 1086.1 3.41 | 0.13
2018-05-10 27.74 | 81.93 23.47 | 74.25 75 26.67 | 16.57 32.07 | 1086.1 3.2 | 0.13
2018-05-11 27.74 | 81.93 23.47 | 74.25 75 23.47 | 14.58 32.07 | 1086.1 1.28 | 0.05
2018-05-12 27.74 | 81.93 23.47 | 74.25 76 26.67 | 16.57 32.07 | 1086.1 4.69 | 0.18
2018-05-13 28.81 | 83.86 23.47 | 74.25 77 25.61 | 15.91 32.04 | 1085.04 0.53 | 0.02
2018-05-14 27.74 | 81.93 23.47 | 74.25 79 27.74 | 17.24 32.04 | 1085.04 0.96 | 0.04
2018-05-15 27.74 | 81.93 22.4 | 72.32 76 28.81 | 17.9 32.04 | 1085.04 1.49 | 0.06
2018-05-16 27.74 | 81.93 23.47 | 74.25 76 30.94 | 19.23 32.04 | 1085.04 0.75 | 0.03
2018-05-17 27.74 | 81.93 23.47 | 74.25 76 33.07 | 20.55 32.04 | 1085.04 1.81 | 0.07
2018-05-18 27.74 | 81.93 23.47 | 74.25 77 33.07 | 20.55 32.01 | 1083.97 0.96 | 0.04
2018-05-19 27.74 | 81.93 23.47 | 74.25 78 34.14 | 21.21 32.04 | 1085.04 0.75 | 0.03
2018-05-20 27.74 | 81.93 23.47 | 74.25 78 33.07 | 20.55 32.04 | 1085.04 0.64 | 0.03
2018-05-21 27.74 | 81.93 23.47 | 74.25 79 26.67 | 16.57 32.01 | 1083.97 0.32 | 0.01
2018-05-22 27.74 | 81.93 24.54 | 76.17 79 28.81 | 17.9 32.04 | 1085.04 1.81 | 0.07
2018-05-23 27.74 | 81.93 24.54 | 76.17 79 26.67 | 16.57 32.07 | 1086.1 0.85 | 0.03
2018-05-24 27.74 | 81.93 24.54 | 76.17 80 25.61 | 15.91 32.07 | 1086.1 1.39 | 0.05
2018-05-25 27.74 | 81.93 24.54 | 76.17 79 24.54 | 15.25 32.04 | 1085.04 0.21 | 0.01
2018-05-26 28.81 | 83.86 24.54 | 76.17 78 24.54 | 15.25 32.01 | 1083.97 0.11 | 0.0
2018-05-27 28.81 | 83.86 24.54 | 76.17 82 21.34 | 13.26 32.01 | 1083.97 3.09 | 0.12
2018-05-28 28.81 | 83.86 24.54 | 76.17 80 27.74 | 17.24 32.04 | 1085.04 1.49 | 0.06
2018-05-29 28.81 | 83.86 24.54 | 76.17 79 28.81 | 17.9 32.07 | 1086.1 1.81 | 0.07
2018-05-30 28.81 | 83.86 24.54 | 76.17 79 25.61 | 15.91 32.04 | 1085.04 2.56 | 0.1
2018-05-31 28.81 | 83.86 24.54 | 76.17 77 22.4 | 13.92 32.01 | 1083.97 7.9 | 0.31

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