Saint Mary'S, Potaro-Siparuni, Guyana Climate

Weather: 22.73°C/72.91°F, Wind SW at 0.61 km/h, 97% Humidity, 0% Chance of rain

Guyana
(Photo by JJ Shev on Unsplash)

Saint Mary's Climate Summary

Located at an elevation of 173.75 meters (570.05 feet) above sea level, Saint Mary's has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 29.25ºC (84.65ºF) and it is 1.46% higher than Guyana’s averages. Saint Mary's typically receives about 80.96 millimeters (3.19 inches) of precipitation and has 149.32 rainy days (40.91% of the time) annually.

CountryGuyana
CityPotaro-Siparuni
Longitude-59.016667
Latitude5.2
Attitude/Elevation173.75m (570.05ft)
Local timeWednesday 01:29
Annual high temperature32.43ºC (90.37ºF)
Annual low temperature23.37ºC (74.07ºF)
Average annual precip.80.96mm (3.19in)
Warmest monthMarch (34.31ºC / 93.76ºF)
Coldest MonthJuly (22.4ºC / 72.32ºF)
Wettest MonthJune (201.66mm / 7.94in)
Driest MonthJanuary (7.43mm / 0.29in)
Number of days with rainfall (≥ 1.0 mm)149.32 days (40.91%)
Days with no rain215.68 days (59.09%)
Humidity69.71%

Climate Saint Mary's: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)36.04(96.87)37.04(98.67)39.04(102.27)37.04(98.67)35.03(95.05)34.03(93.25)34.03(93.25)35.03(95.05)36.04(96.87)37.04(98.67)36.04(96.87)36.04(96.87)39.04(102.27)
Average high °C (°F)33.45(92.21)33.53(92.35)34.31(93.76)33.12(91.62)30.88(87.58)30.13(86.23)29.91(85.84)31.18(88.12)32.69(90.84)33.76(92.77)33.31(91.96)32.84(91.11)32.43(90.37)
Daily mean °C (°F)29.82(85.68)29.89(85.8)30.58(87.04)29.9(85.82)28.15(82.67)27.49(81.48)27.36(81.25)28.3(82.94)29.48(85.06)30.43(86.77)30.04(86.07)29.58(85.24)29.25(84.65)
Average low °C (°F)23.2(73.76)23.51(74.32)23.94(75.09)23.99(75.18)23.5(74.3)22.76(72.97)22.4(72.32)22.71(72.88)23.3(73.94)23.85(74.93)23.8(74.84)23.48(74.26)23.37(74.07)
Record low °C (°F)21.02(69.84)22.02(71.64)20.02(68.04)22.02(71.64)18.02(64.44)21.02(69.84)20.02(68.04)21.02(69.84)21.02(69.84)21.02(69.84)22.02(71.64)21.02(69.84)18.02(64.44)
Average precipitation mm (inches)7.43(0.29)12.12(0.48)16.79(0.66)56.69(2.23)158.19(6.23)201.66(7.94)176.99(6.97)125.81(4.95)75.41(2.97)47.78(1.88)65.44(2.58)27.28(1.07)80.96(3.19)
Average precipitation days (≥ 1.0 mm)2.453.734.010.6520.3822.9323.4719.3815.2910.7410.835.4612.44
Average relative humidity (%)60.7460.9859.3865.0577.681.6781.9177.5471.665.9467.966.1569.71
Mean monthly sunshine hours10.4910.9311.3412.0911.5411.7111.6811.9411.2111.1410.779.8611.22

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Saint Mary's in recent years.

Saint Mary's

Saint Mary's Temperature by Month

March
30.58°C | 87.04°F
October
30.43°C | 86.77°F
November
30.04°C | 86.07°F
April
29.9°C | 85.82°F
February
29.89°C | 85.8°F
January
29.82°C | 85.68°F
December
29.58°C | 85.24°F
September
29.48°C | 85.06°F
August
28.3°C | 82.94°F
May
28.15°C | 82.67°F
June
27.49°C | 81.48°F
July
27.36°C | 81.25°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 Temperature33.03°C (91.45°F)30.45°C (86.81°F)26.03°C (78.85°F)
Avg Temperature29.03°C (84.25°F)27.84°C (82.11°F)25.02°C (77.04°F)
Min Temperature24.02°C (75.24°F)23.25°C (73.85°F)22.02°C (71.64°F)
Dew PointMaxAverageMin
Dew Point23.02°C (73.44°F)22.41°C (72.34°F)21.02°C (69.84°F)
PrecipitationMaxAverageMinSum
Precipitation19.42mm | 0.76in3.03mm | 0.12in0.0mm | 0in93.97mm | 3.7in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind13.01kmh | 8.08mph10.43kmh | 6.48mph5.0kmh | 3.11mph
Gust Wind21.02kmh | 13.06mph15.73kmh | 9.77mph7.01kmh | 4.36mph
Sea Level PressureMaxAverageMin
Sea Level Pressure19.42mb3.03mb0.0mb
Saint Mary's

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
May° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2013-05-0128.03 | 82.4523.02 | 73.448210.01 | 6.2229.88 | 1012.014.8 | 0.19
2013-05-0229.03 | 84.2523.02 | 73.44808.01 | 4.9829.88 | 1012.016.11 | 0.24
2013-05-0327.03 | 80.6523.02 | 73.44865.0 | 3.1129.88 | 1012.012.4 | 0.09
2013-05-0427.03 | 80.6523.02 | 73.448310.01 | 6.2229.88 | 1012.013.9 | 0.15
2013-05-0529.03 | 84.2522.02 | 71.64789.01 | 5.629.88 | 1012.015.41 | 0.21
2013-05-0628.03 | 82.4523.02 | 73.448112.01 | 7.4629.91 | 1013.016.01 | 0.24
2013-05-0728.03 | 82.4523.02 | 73.44829.01 | 5.629.94 | 1014.019.51 | 0.37
2013-05-0825.02 | 77.0423.02 | 73.449013.01 | 8.0829.97 | 1015.0119.42 | 0.76
2013-05-0928.03 | 82.4522.02 | 71.648011.01 | 6.8429.97 | 1015.010.6 | 0.02
2013-05-1028.03 | 82.4521.02 | 69.847613.01 | 8.0829.94 | 1014.010.4 | 0.02
2013-05-1129.03 | 84.2522.02 | 71.647711.01 | 6.8429.91 | 1013.010.0 | 0
2013-05-1227.03 | 80.6523.02 | 73.448412.01 | 7.4629.88 | 1012.010.5 | 0.02
2013-05-1328.03 | 82.4523.02 | 73.448113.01 | 8.0829.91 | 1013.010.1 | 0.0
2013-05-1428.03 | 82.4521.02 | 69.847713.01 | 8.0829.88 | 1012.010.0 | 0
2013-05-1528.03 | 82.4522.02 | 71.647913.01 | 8.0829.88 | 1012.010.0 | 0
2013-05-1627.03 | 80.6522.02 | 71.648213.01 | 8.0829.88 | 1012.010.4 | 0.02
2013-05-1726.03 | 78.8523.02 | 73.44908.01 | 4.9829.91 | 1013.014.6 | 0.18
2013-05-1825.02 | 77.0423.02 | 73.44915.0 | 3.1129.94 | 1014.012.7 | 0.11
2013-05-1927.03 | 80.6523.02 | 73.44849.01 | 5.629.91 | 1013.019.21 | 0.36
2013-05-2028.03 | 82.4523.02 | 73.448110.01 | 6.2229.88 | 1012.010.5 | 0.02
2013-05-2129.03 | 84.2522.02 | 71.647711.01 | 6.8429.86 | 1011.010.0 | 0
2013-05-2228.03 | 82.4522.02 | 71.647713.01 | 8.0829.88 | 1012.010.1 | 0.0
2013-05-2328.03 | 82.4521.02 | 69.847412.01 | 7.4629.88 | 1012.010.0 | 0
2013-05-2429.03 | 84.2521.02 | 69.847212.01 | 7.4629.91 | 1013.010.0 | 0
2013-05-2528.03 | 82.4523.02 | 73.44829.01 | 5.629.94 | 1014.014.6 | 0.18
2013-05-2628.03 | 82.4523.02 | 73.44837.01 | 4.3629.91 | 1013.013.9 | 0.15
2013-05-2728.03 | 82.4523.02 | 73.448111.01 | 6.8429.88 | 1012.012.7 | 0.11
2013-05-2829.03 | 84.2522.02 | 71.647810.01 | 6.2229.88 | 1012.010.6 | 0.02
2013-05-2928.03 | 82.4522.02 | 71.647712.01 | 7.4629.88 | 1012.011.2 | 0.05
2013-05-3028.03 | 82.4522.02 | 71.64809.01 | 5.629.88 | 1012.012.0 | 0.08
2013-05-3129.03 | 84.2522.02 | 71.647810.01 | 6.2229.88 | 1012.012.3 | 0.09

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