May weather forecast
Santiago De Los Caballeros, Dominican Republic

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Weather in May

May turns the heat up in Santiago De Los Caballeros, challenging the toleration level of the residents and visitors. Wind speeds continue to elevate, providing some relief from the increasing heat. Rainfall significantly spikes this month, making May the wettest month of the year with 93mm (3.66") of rain. Despite the rise in temperatures, the city offers a balance with longer days, more sun, and refreshing coastal winds. Cloud cover increases slightly due to the high precipitation, creating beautiful, cloudy days.

Temperature

Santiago De Los Caballeros observes an average high-temperature of a still warm 29.6°C (85.3°F) in May, barely different from 29.5°C (85.1°F) in April. Santiago De Los Caballeros anticipates an average minimum temperature of 19.9°C (67.8°F) in the month of May.

Heat index

In May, the average heat index is estimated at a sweltering 36°C (96.8°F). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

The average relative humidity in May is 79%.

Rainfall

In Santiago De Los Caballeros, during May, the rain falls for 20.1 days and regularly aggregates up to 93mm (3.66") of precipitation. In Santiago De Los Caballeros, Dominican Republic, during the entire year, the rain falls for 208.6 days and collects up to 628mm (24.72") of precipitation.

Daylight

In Santiago De Los Caballeros, the average length of the day in May is 13h and 4min.
On the first day of the month, sunrise is at 06:13 and sunset at 19:05. On the last day of May, sunrise is at 06:03 and sunset at 19:17 AST.

Sunshine

In May, the average sunshine is 8.5h.

UV index

The months with the lowest UV index are January through May, August through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 6 in May interprets into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Jan 27, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot does it get in Santiago De Los Caballeros in May?

May temperatures in Santiago De Los Caballeros vary between a high-temperature of 29.6°C (85.3°F) and a low-temperature of 19.9°C (67.8°F). In May, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 36°C (96.8°F).

What is the average humidity in May in Santiago De Los Caballeros?

In May, the average relative humidity in Santiago De Los Caballeros, Dominican Republic, is 79%.

How many days does it rain in May in Santiago De Los Caballeros?

In May, in Santiago De Los Caballeros, the rain falls for 20.1 days. Throughout May, 93mm (3.66") of precipitation is accumulated.

What is the average length of the day in May in Santiago De Los Caballeros?

The average day length in May in Santiago De Los Caballeros is 13h and 4min.

When are sunrise and sunset in May in Santiago De Los Caballeros?

In May, on the first day of the month, sunrise is at 06:13 and sunset at 19:05. On the last day of the month, in Santiago De Los Caballeros, sunrise is at 06:03 and sunset at 19:17 AST.

How many hours of sunshine does Santiago De Los Caballeros have in May?

In May, the average sunshine duration in Santiago De Los Caballeros is 8.5h.

When is the lowest UV index in Santiago De Los Caballeros?

January through May, August through December, with an average maximum UV index of 6, are months with the lowest UV index.

How high is the UV index in May in Santiago De Los Caballeros?

In Santiago De Los Caballeros, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Santiago De Los Caballeros, Dominican Republic

Average temperature in May - Santiago De Los Caballeros, Dominican Republic
  • Average high temperature in May: 29.6°C

The warmest month (with the highest average high temperature) is August (31.7°C).
The month with the lowest average high temperature is December (26.9°C).

  • Average low temperature in May: 19.9°C

The month with the highest average low temperature is July (21.4°C).
The coldest months (with the lowest average low temperature) are January and February (17.5°C).

Average pressure in May
Santiago De Los Caballeros, Dominican Republic

Average pressure in May - Santiago De Los Caballeros, Dominican Republic
  • Average pressure in May: 1015.5mbar

The month with the highest atmospheric pressure is January (1017.3mbar).
The month with the lowest atmospheric pressure is October (1012.9mbar).

Average wind speed in May
Santiago De Los Caballeros, Dominican Republic

Average wind speed in May - Santiago De Los Caballeros, Dominican Republic
  • Average wind speed in May: 7.5km/h

The windiest month (with the highest average wind speed) is July (9.8km/h).
The calmest month (with the lowest average wind speed) is November (5.8km/h).

Average humidity in May
Santiago De Los Caballeros, Dominican Republic

Average humidity in May - Santiago De Los Caballeros, Dominican Republic
  • Average humidity in May: 79%

The months with the highest relative humidity are November and December (83%).
The month with the lowest relative humidity is July (74%).

Average rainfall in May
Santiago De Los Caballeros, Dominican Republic

Average rainfall in May - Santiago De Los Caballeros, Dominican Republic
  • Average rainfall in May: 93mm

The wettest month (with the highest rainfall) is September (101mm).
The driest months (with the least rainfall) are January and December (28mm).

Average rainfall days in May
Santiago De Los Caballeros, Dominican Republic

Average rainfall days in May - Santiago De Los Caballeros, Dominican Republic
  • Average rainfall days in May: 20.1 days

The month with the highest number of rainy days is October (22.5 days).
The month with the least rainy days is January (13.3 days).

Average daylight in May /
Average sunshine in May
Santiago De Los Caballeros, Dominican Republic

Average daylight in May / Average sunshine in May - Santiago De Los Caballeros, Dominican Republic
  • Average daylight in May: 13h and 1min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in May: 8h and 3min

The months with the most sunshine are July and August (Average sunshine: 9h and 24min).
The months with the least sunshine are March and November (Average sunshine: 8h and 0min).

Average sunshine days in May
Santiago De Los Caballeros, Dominican Republic

Average sunshine days in May - Santiago De Los Caballeros, Dominican Republic
  • Average sunshine days in May: 9.3 days

The month with the most sunshine days is June (13.5 days).
The month with the least sunshine days is October (3.5 days).

Average UV index in May
Santiago De Los Caballeros, Dominican Republic

Average UV index in May - Santiago De Los Caballeros, Dominican Republic
  • Average UV index in May: 6

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

Average cloud cover in May
Santiago De Los Caballeros, Dominican Republic

Average cloud cover in May - Santiago De Los Caballeros, Dominican Republic
  • Average cloud cover in May: 37

The months with the most cloud cover are March and November (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 23).

Average visibility in May
Santiago De Los Caballeros, Dominican Republic

Average visibility in May - Santiago De Los Caballeros, Dominican Republic
  • Average visibility in May: 8km

The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are January and November (7km).

Santiago De Los Caballeros, Dominican Republic

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