Grass Hook, Demerara-Mahaica, Guyana Climate

Weather: 24.63°C/76.33°F, Wind SW at 1.5 km/h, 92% Humidity, 0% Chance of rain

Guyana
(Photo by Luke Moss on Unsplash)

Grass Hook Climate Summary

Located at an elevation of 3 meters (9.84 feet) above sea level, Grass Hook has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 30.17ºC (86.31ºF) and it is 2.38% higher than Guyana’s averages. Grass Hook typically receives about 124.35 millimeters (4.9 inches) of precipitation and has 246.79 rainy days (67.61% of the time) annually.

Country Guyana
City Demerara-Mahaica
Longitude -58.1551255
Latitude 6.8012793
Attitude/Elevation 3m (9.84ft)
Local time Saturday 23:43
Annual high temperature 33.28ºC (91.9ºF)
Annual low temperature 24.32ºC (75.78ºF)
Average annual precip. 124.35mm (4.9in)
Warmest month September (35.7ºC / 96.26ºF)
Coldest Month January (23.13ºC / 73.63ºF)
Wettest Month June (189.91mm / 7.48in)
Driest Month March (64.71mm / 2.55in)
Number of days with rainfall (≥ 1.0 mm) 246.79 days (67.61%)
Days with no rain 118.21000000000001 days (32.39%)
Humidity 87.56%

Climate Grass Hook: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 34.4(93.92) 34.4(93.92) 35.48(95.86) 36.55(97.79) 37.63(99.73) 36.55(97.79) 37.63(99.73) 39.78(103.6) 39.78(103.6) 39.78(103.6) 39.78(103.6) 36.55(97.79) 39.78(103.6)
Average high °C (°F) 31.7(89.06) 31.63(88.93) 32.75(90.95) 33.11(91.6) 32.51(90.52) 32.51(90.52) 33.25(91.85) 34.63(94.33) 35.7(96.26) 35.41(95.74) 33.91(93.04) 32.24(90.03) 33.29(91.92)
Daily mean °C (°F) 28.76(83.77) 28.71(83.68) 29.69(85.44) 30.19(86.34) 29.96(85.93) 29.86(85.75) 30.17(86.31) 31.11(88.0) 31.88(89.38) 31.7(89.06) 30.62(87.12) 29.33(84.79) 30.17(86.31)
Average low °C (°F) 23.13(73.63) 23.46(74.23) 23.91(75.04) 24.53(76.15) 24.99(76.98) 24.53(76.15) 24.21(75.58) 24.51(76.12) 24.9(76.82) 24.92(76.86) 24.72(76.5) 23.97(75.15) 24.32(75.78)
Record low °C (°F) 19.35(66.83) 20.43(68.77) 21.5(70.7) 20.43(68.77) 21.5(70.7) 22.58(72.64) 22.58(72.64) 22.58(72.64) 21.5(70.7) 21.5(70.7) 21.5(70.7) 19.35(66.83) 19.35(66.83)
Average precipitation mm (inches) 101.16(3.98) 85.31(3.36) 64.71(2.55) 99.97(3.94) 188.83(7.43) 189.91(7.48) 134.62(5.3) 104.81(4.13) 80.75(3.18) 101.77(4.01) 158.96(6.26) 181.32(7.14) 124.35(4.9)
Average precipitation days (≥ 1.0 mm) 21.89 21.11 18.08 19.16 25.71 24.04 21.99 17.59 15.84 16.72 21.02 23.65 20.57
Average relative humidity (%) 88.9 88.42 84.75 85.02 89.34 90.86 89.77 86.98 83.95 84.41 87.89 90.34 87.56
Mean monthly sunshine hours 8.55 10.2 11.55 12.07 12.04 12.44 12.89 12.97 11.44 11.08 10.89 10.1 11.35

Climate Graph

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

Grass Hook

Grass Hook Temperature by Month

September
31.88°C | 89.38°F
October
31.7°C | 89.06°F
August
31.11°C | 88.0°F
November
30.62°C | 87.12°F
April
30.19°C | 86.34°F
July
30.17°C | 86.31°F
May
29.96°C | 85.93°F
June
29.86°C | 85.75°F
March
29.69°C | 85.44°F
December
29.33°C | 84.79°F
January
28.76°C | 83.77°F
February
28.71°C | 83.68°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 36.55°C (97.79°F) 32.61°C (90.7°F) 29.03°C (84.25°F)
Avg Temperature 31.18°C (88.12°F) 29.56°C (85.21°F) 27.95°C (82.31°F)
Min Temperature 25.8°C (78.44°F) 24.91°C (76.84°F) 23.65°C (74.57°F)
Dew Point Max Average Min
Dew Point 25.8°C (78.44°F) 25.3°C (77.54°F) 23.65°C (74.57°F)
Precipitation Max Average Min Sum
Precipitation 16.23mm | 0.64in 5.38mm | 0.21in 0.0mm | 0in 161.49mm | 6.36in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 6.45kmh | 4.01mph 5.27kmh | 3.27mph 4.3kmh | 2.67mph
Gust Wind 9.68kmh | 6.01mph 8.24kmh | 5.12mph 6.45kmh | 4.01mph
Sea Level Pressure Max Average Min
Sea Level Pressure 16.23mb 5.38mb 0.0mb
Grass Hook

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
November ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2018-11-01 30.1 | 86.18 25.8 | 78.44 86 4.3 | 2.67 32.13 | 1088.0 6.13 | 0.24
2018-11-02 31.18 | 88.12 25.8 | 78.44 84 4.3 | 2.67 32.1 | 1086.93 8.06 | 0.32
2018-11-03 29.03 | 84.25 25.8 | 78.44 87 4.3 | 2.67 32.07 | 1085.85 4.41 | 0.17
2018-11-04 30.1 | 86.18 25.8 | 78.44 87 4.3 | 2.67 32.07 | 1085.85 6.56 | 0.26
2018-11-05 31.18 | 88.12 25.8 | 78.44 84 4.3 | 2.67 32.03 | 1084.78 1.94 | 0.08
2018-11-06 31.18 | 88.12 25.8 | 78.44 85 4.3 | 2.67 32.03 | 1084.78 3.23 | 0.13
2018-11-07 31.18 | 88.12 24.73 | 76.51 80 5.38 | 3.34 32.07 | 1085.85 2.04 | 0.08
2018-11-08 31.18 | 88.12 24.73 | 76.51 80 6.45 | 4.01 32.07 | 1085.85 0.32 | 0.01
2018-11-09 31.18 | 88.12 24.73 | 76.51 80 5.38 | 3.34 32.07 | 1085.85 0.75 | 0.03
2018-11-10 31.18 | 88.12 24.73 | 76.51 83 6.45 | 4.01 32.07 | 1085.85 4.3 | 0.17
2018-11-11 31.18 | 88.12 23.65 | 74.57 78 5.38 | 3.34 32.07 | 1085.85 0.0 | 0
2018-11-12 31.18 | 88.12 24.73 | 76.51 82 5.38 | 3.34 32.07 | 1085.85 0.75 | 0.03
2018-11-13 30.1 | 86.18 25.8 | 78.44 84 5.38 | 3.34 32.1 | 1086.93 5.16 | 0.2
2018-11-14 30.1 | 86.18 25.8 | 78.44 85 5.38 | 3.34 32.07 | 1085.85 3.12 | 0.12
2018-11-15 27.95 | 82.31 25.8 | 78.44 91 6.45 | 4.01 32.1 | 1086.93 8.92 | 0.35
2018-11-16 30.1 | 86.18 24.73 | 76.51 85 6.45 | 4.01 32.1 | 1086.93 1.83 | 0.07
2018-11-17 27.95 | 82.31 25.8 | 78.44 93 5.38 | 3.34 32.1 | 1086.93 14.62 | 0.58
2018-11-18 29.03 | 84.25 25.8 | 78.44 90 5.38 | 3.34 32.13 | 1088.0 3.55 | 0.14
2018-11-19 27.95 | 82.31 25.8 | 78.44 93 5.38 | 3.34 32.13 | 1088.0 8.6 | 0.34
2018-11-20 27.95 | 82.31 25.8 | 78.44 94 5.38 | 3.34 32.13 | 1088.0 7.1 | 0.28
2018-11-21 27.95 | 82.31 25.8 | 78.44 94 4.3 | 2.67 32.13 | 1088.0 7.63 | 0.3
2018-11-22 30.1 | 86.18 24.73 | 76.51 83 5.38 | 3.34 32.13 | 1088.0 1.83 | 0.07
2018-11-23 30.1 | 86.18 23.65 | 74.57 79 6.45 | 4.01 32.1 | 1086.93 0.22 | 0.01
2018-11-24 29.03 | 84.25 24.73 | 76.51 88 5.38 | 3.34 32.1 | 1086.93 4.84 | 0.19
2018-11-25 27.95 | 82.31 25.8 | 78.44 94 5.38 | 3.34 32.1 | 1086.93 12.15 | 0.48
2018-11-26 27.95 | 82.31 25.8 | 78.44 93 5.38 | 3.34 32.1 | 1086.93 7.31 | 0.29
2018-11-27 27.95 | 82.31 25.8 | 78.44 94 4.3 | 2.67 32.07 | 1085.85 16.23 | 0.64
2018-11-28 27.95 | 82.31 25.8 | 78.44 95 4.3 | 2.67 32.1 | 1086.93 8.17 | 0.32
2018-11-29 27.95 | 82.31 24.73 | 76.51 90 5.38 | 3.34 32.13 | 1088.0 5.38 | 0.21
2018-11-30 29.03 | 84.25 24.73 | 76.51 86 6.45 | 4.01 32.13 | 1088.0 6.34 | 0.25

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