Helena, Demerara-Mahaica, Guyana Climate

Weather: 31.14°C/88.05°F, Wind SW at 3.09 km/h, 70% Humidity, 0% Chance of rain

Guyana
(Photo by Eric Muhr on Unsplash)
Contents

Helena Climate Summary

Located at an elevation of 3.33 meters (10.93 feet) above sea level, Helena 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. Helena typically receives about 120.56 millimeters (4.75 inches) of precipitation and has 239.27 rainy days (65.55% of the time) annually.

Country Guyana
City Demerara-Mahaica
Longitude None
Latitude None
Attitude/Elevation 3.33m (10.93ft)
Local time Monday 17:29
Annual high temperature 32.27ºC (90.09ºF)
Annual low temperature 23.58ºC (74.44ºF)
Average annual precip. 120.56mm (4.75in)
Warmest month September (34.62ºC / 94.32ºF)
Coldest Month January (22.42ºC / 72.36ºF)
Wettest Month June (184.13mm / 7.25in)
Driest Month March (62.74mm / 2.47in)
Number of days with rainfall (≥ 1.0 mm) 239.27 days (65.55%)
Days with no rain 125.72999999999999 days (34.45%)
Humidity 84.89%

Climate Helena: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 33.36(92.05) 33.36(92.05) 34.4(93.92) 35.44(95.79) 36.48(97.66) 35.44(95.79) 36.48(97.66) 38.57(101.43) 38.57(101.43) 38.57(101.43) 38.57(101.43) 35.44(95.79) 38.57(101.43)
Average high °C (°F) 30.74(87.33) 30.67(87.21) 31.75(89.15) 32.11(89.8) 31.52(88.74) 31.52(88.74) 32.24(90.03) 33.58(92.44) 34.62(94.32) 34.34(93.81) 32.88(91.18) 31.26(88.27) 32.27(90.09)
Daily mean °C (°F) 27.88(82.18) 27.83(82.09) 28.79(83.82) 29.27(84.69) 29.05(84.29) 28.95(84.11) 29.25(84.65) 30.17(86.31) 30.91(87.64) 30.74(87.33) 29.69(85.44) 28.44(83.19) 29.25(84.65)
Average low °C (°F) 22.42(72.36) 22.75(72.95) 23.18(73.72) 23.79(74.82) 24.23(75.61) 23.79(74.82) 23.47(74.25) 23.77(74.79) 24.14(75.45) 24.16(75.49) 23.96(75.13) 23.25(73.85) 23.58(74.44)
Record low °C (°F) 18.76(65.77) 19.81(67.66) 20.85(69.53) 19.81(67.66) 20.85(69.53) 21.89(71.4) 21.89(71.4) 21.89(71.4) 20.85(69.53) 20.85(69.53) 20.85(69.53) 18.76(65.77) 18.76(65.77)
Average precipitation mm (inches) 98.08(3.86) 82.71(3.26) 62.74(2.47) 96.93(3.82) 183.09(7.21) 184.13(7.25) 130.53(5.14) 101.62(4.0) 78.29(3.08) 98.67(3.88) 154.13(6.07) 175.8(6.92) 120.56(4.75)
Average precipitation days (≥ 1.0 mm) 21.22 20.47 17.53 18.58 24.92 23.31 21.32 17.05 15.35 16.21 20.38 22.93 19.94
Average relative humidity (%) 86.2 85.73 82.17 82.43 86.62 88.09 87.04 84.33 81.4 81.84 85.22 87.59 84.89
Mean monthly sunshine hours 8.29 9.89 11.2 11.71 11.67 12.06 12.5 12.57 11.09 10.75 10.56 9.79 11.01

Climate Graph

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

Helena

Helena Temperature by Month

September
30.91°C | 87.64°F
October
30.74°C | 87.33°F
August
30.17°C | 86.31°F
November
29.69°C | 85.44°F
April
29.27°C | 84.69°F
July
29.25°C | 84.65°F
May
29.05°C | 84.29°F
June
28.95°C | 84.11°F
March
28.79°C | 83.82°F
December
28.44°C | 83.19°F
January
27.88°C | 82.18°F
February
27.83°C | 82.09°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 37.53°C (99.55°F) 35.27°C (95.49°F) 34.4°C (93.92°F)
Avg Temperature 32.31°C (90.16°F) 31.58°C (88.84°F) 31.27°C (88.29°F)
Min Temperature 25.02°C (77.04°F) 23.94°C (75.09°F) 22.93°C (73.27°F)
Dew Point Max Average Min
Dew Point 25.02°C (77.04°F) 23.59°C (74.46°F) 21.89°C (71.4°F)
Precipitation Max Average Min Sum
Precipitation 3.44mm | 0.14in 0.96mm | 0.04in 0.0mm | 0in 28.77mm | 1.13in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 7.3kmh | 4.54mph 5.52kmh | 3.43mph 3.13kmh | 1.94mph
Gust Wind 11.47kmh | 7.13mph 8.62kmh | 5.36mph 6.25kmh | 3.88mph
Sea Level Pressure Max Average Min
Sea Level Pressure 3.44mb 0.96mb 0.0mb
Helena

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
September ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2016-09-01 32.31 | 90.16 22.93 | 73.27 72 6.25 | 3.88 31.18 | 1055.95 0.31 | 0.01
2016-09-02 31.27 | 88.29 23.98 | 75.16 77 5.21 | 3.24 31.18 | 1055.95 1.98 | 0.08
2016-09-03 32.31 | 90.16 23.98 | 75.16 75 4.17 | 2.59 31.15 | 1054.91 0.0 | 0
2016-09-04 31.27 | 88.29 23.98 | 75.16 77 5.21 | 3.24 31.12 | 1053.87 1.46 | 0.06
2016-09-05 31.27 | 88.29 23.98 | 75.16 79 6.25 | 3.88 31.15 | 1054.91 1.98 | 0.08
2016-09-06 31.27 | 88.29 23.98 | 75.16 76 6.25 | 3.88 31.18 | 1055.95 2.19 | 0.09
2016-09-07 31.27 | 88.29 23.98 | 75.16 77 5.21 | 3.24 31.18 | 1055.95 1.36 | 0.05
2016-09-08 31.27 | 88.29 23.98 | 75.16 78 5.21 | 3.24 31.18 | 1055.95 3.34 | 0.13
2016-09-09 31.27 | 88.29 22.93 | 73.27 75 6.25 | 3.88 31.18 | 1055.95 0.0 | 0
2016-09-10 31.27 | 88.29 23.98 | 75.16 80 3.13 | 1.94 31.21 | 1056.99 1.88 | 0.07
2016-09-11 31.27 | 88.29 25.02 | 77.04 81 4.17 | 2.59 31.18 | 1055.95 1.36 | 0.05
2016-09-12 31.27 | 88.29 25.02 | 77.04 82 4.17 | 2.59 31.12 | 1053.87 0.42 | 0.02
2016-09-13 31.27 | 88.29 23.98 | 75.16 76 6.25 | 3.88 31.12 | 1053.87 0.73 | 0.03
2016-09-14 31.27 | 88.29 22.93 | 73.27 73 6.25 | 3.88 31.18 | 1055.95 1.04 | 0.04
2016-09-15 31.27 | 88.29 23.98 | 75.16 79 5.21 | 3.24 31.15 | 1054.91 1.25 | 0.05
2016-09-16 31.27 | 88.29 25.02 | 77.04 82 4.17 | 2.59 31.15 | 1054.91 3.44 | 0.14
2016-09-17 31.27 | 88.29 23.98 | 75.16 79 6.25 | 3.88 31.18 | 1055.95 0.63 | 0.02
2016-09-18 31.27 | 88.29 22.93 | 73.27 74 7.3 | 4.54 31.18 | 1055.95 0.1 | 0.0
2016-09-19 31.27 | 88.29 22.93 | 73.27 74 5.21 | 3.24 31.15 | 1054.91 0.31 | 0.01
2016-09-20 31.27 | 88.29 23.98 | 75.16 79 4.17 | 2.59 31.15 | 1054.91 1.46 | 0.06
2016-09-21 32.31 | 90.16 22.93 | 73.27 74 5.21 | 3.24 31.15 | 1054.91 0.31 | 0.01
2016-09-22 31.27 | 88.29 22.93 | 73.27 75 7.3 | 4.54 31.15 | 1054.91 0.0 | 0
2016-09-23 32.31 | 90.16 22.93 | 73.27 73 6.25 | 3.88 31.21 | 1056.99 0.0 | 0
2016-09-24 31.27 | 88.29 22.93 | 73.27 76 5.21 | 3.24 31.18 | 1055.95 1.67 | 0.07
2016-09-25 32.31 | 90.16 22.93 | 73.27 74 6.25 | 3.88 31.15 | 1054.91 0.31 | 0.01
2016-09-26 32.31 | 90.16 21.89 | 71.4 72 6.25 | 3.88 31.15 | 1054.91 0.1 | 0.0
2016-09-27 32.31 | 90.16 22.93 | 73.27 72 5.21 | 3.24 31.12 | 1053.87 0.0 | 0
2016-09-28 31.27 | 88.29 23.98 | 75.16 78 5.21 | 3.24 31.12 | 1053.87 1.04 | 0.04
2016-09-29 32.31 | 90.16 22.93 | 73.27 74 7.3 | 4.54 31.12 | 1053.87 0.0 | 0
2016-09-30 32.31 | 90.16 23.98 | 75.16 74 5.21 | 3.24 31.09 | 1052.82 0.1 | 0.0

Helena 11 Year Historical Weather Data

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