May weather forecastAnna Catherina, Guyana

May

Weather in May

The last month of the spring, May, is also a hot month in Anna Catherina, Guyana, with an average temperature ranging between max 30.5°C (86.9°F) and min 23.1°C (73.6°F).

Temperature

The arrival of May brings an average high-temperature of a still hot 30.5°C (86.9°F), nearly identical to April's 30.8°C (87.4°F). Anna Catherina's average low-temperature in May is measured at a moderately hot 23.1°C (73.6°F).

Heat index

May's mean heat index is computed to be a scorching 40°C (104°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In May, the average relative humidity in Anna Catherina is 82%.

Rainfall

In Anna Catherina, during May, the rain falls for 28.8 days and regularly aggregates up to 148mm (5.83") of precipitation. Throughout the year, there are 312.9 rainfall days, and 1254mm (49.37") of precipitation is accumulated.

Daylight

The average length of the day in May in Anna Catherina is 12h and 26min.
On the first day of May, sunrise is at 05:39 and sunset at 18:01. On the last day of the month, sunrise is at 05:36 and sunset at 18:05 -04.

Sunshine

The average sunshine in May is 8.2h.

UV index

The months with the lowest UV index in Anna Catherina are January, February, May, June and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, a daily UV index of 6 turns into the following recommendations:
Deflect overexposure. Sun protection is a necessity. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Updated: Feb 19, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Anna Catherina, in May, the average high-temperature is 30.5°C (86.9°F), and the average low-temperature is 23.1°C (73.6°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in May is computed to be 40°C (104°F).

In Anna Catherina, Guyana, the average relative humidity in May is 82%.

In Anna Catherina, Guyana, in May, it is raining for 28.8 days, with typically 148mm (5.83") of accumulated precipitation.

The average day length in May in Anna Catherina is 12h and 26min.

On the first day of May in Anna Catherina, Guyana, sunrise is at 05:39 and sunset at 18:01. On the last day of the month, sunrise is at 05:36 and sunset at 18:05 -04.

In Anna Catherina, Guyana, the average sunshine duration in May is 8.2h.

January, February, May, June and December, with an average maximum UV index of 6, are months with the lowest UV index in Anna Catherina, Guyana.

In May, the average daily maximum UV index in Anna Catherina, Guyana, is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

30.8°C

30.5°C

30.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8km/h

7.4km/h

6.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

1.2

0.7

0.8

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Anna Catherina, Guyana

Average high temperature in May: 30.5°C

The warmest month (with the highest average high temperature) is September (33.1°C).
The month with the lowest average high temperature is January (29.3°C).

Average low temperature in May: 23.1°C

The month with the highest average low temperature is October (23.5°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).

Average pressure in May
Anna Catherina, Guyana

Average pressure in May: 1012.6mbar

The month with the highest atmospheric pressure is June (1013.3mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).

Average wind speed in May
Anna Catherina, Guyana

Average wind speed in May: 6.7km/h

The windiest month (with the highest average wind speed) is March (7.3km/h).
The calmest months (with the lowest average wind speed) are July and August (5.1km/h).

Average humidity in May
Anna Catherina, Guyana

Average humidity in May: 82%

The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are September and October (78%).

Average rainfall in May
Anna Catherina, Guyana

Average rainfall in May: 148mm

The wettest month (with the highest rainfall) is June (167mm).
The driest month (with the least rainfall) is September (55mm).

Average rainfall days in May
Anna Catherina, Guyana

Average rainfall days in May: 28.8 days

The month with the highest number of rainy days is December (29.1 days).
The month with the least rainy days is August (20.8 days).

Average daylight in May /
Average sunshine in May
Anna Catherina, Guyana

Average daylight in May: 12h and 24min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).

Average sunshine in May: 8h and 12min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

Average sunshine days in May
Anna Catherina, Guyana

Average sunshine days in May: 0.7 days

The month with the most sunshine days is August (8.5 days).
The month with the least sunshine days is December (0.3 days).

Average UV index in May
Anna Catherina, Guyana

Average UV index in May: 6

The months with the highest UV index are March, April, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, May, June and December (UV index 6).