Yearly & Monthly weather - Las Terrenas, Dominican Republic

The climate of Las Terrenas

Las Terrenas, a town residing in the Dominican Republic, illustrates a conventional example of the Af or Tropical Rainforest climate as per the Köppen climate classification. This classification indicates a prominent presence of high temperatures and abundant rainfall throughout the year, highlighting its geographical placement within the tropical latitude.

An inspection of the climatological data reveals a small range of monthly average temperatures, varying from a low of 19°C (66.2°F) to a high of 31°C (87.8°F). This consistent warmth is characteristic of a tropical climate, undisturbed by extreme temperature fluctuations. The quantity of rainfall doesn't feature any significant annual lull, implying no dry season. Distribution of the rainfall ranges from 99mm (3.9") during the least rainy month of February, to the peak amount of 270mm (10.63") in May.

Unique to this location is the relatively stable amount of daylight hours, varying from 11.1 hours in January to a maximum of 13.3 hours in June. Monthly sunshine hours oscillate between six and eight hours, combining with high UV index values, particularly from March to October, indicating intense solar exposure and a potential risk to skin health and comfort.

The best time to visit Las Terrenas

Considering the main climatic factors, the optimal period to explore Las Terrenas falls within the initial months of the year, specifically January and February. During these months, visitors can relish in the relatively mild temperatures that hover around 29°C (84.2°F), paired with the least amount of precipitation (below 100mm (3.94")). Additionally, these months offer ample daylight (11.1 to 11.5 hours), and manageable UV index readings (8 to 10), resulting in conditions suitable for outdoor activities without causing discomfort or posing a health risk.

The worst time to visit Las Terrenas

The least conducive time to visit Las Terrenas appears in the latter half of the year, predominantly in the rainy months between May and November. These months typically encounter high rainfall amounts, with the peak in May at 270mm (10.63"), coupled with rain occurring on 13 to 17 days of each month rendering sightseeing and outdoor activities potentially challenging. The UV index also faces its maximum at 12 in these months, increasing risk of sunburn and heat-related discomfort.

Spring weather in Las Terrenas

In Las Terrenas, the spring months from March to May feature rising temperatures and notable levels of precipitation. With average high temperatures progressing from 30°C (86°F) to 31°C (87.8°F) and lows inching from 19°C (66.2°F) to 21°C (69.8°F), the increment in heat is mild yet perceptible. Rainfall hits its annual high in May, when 270mm (10.63") typically descends over the course of 13 days, marking it as the wettest month. The UV index also surges to its maximum of 12, necessitating substantial sun protection.

Summer weather in Las Terrenas

The summer season from June to August in Las Terrenas highlights a continuation of the warm temperatures and high rainfall. High temperatures maintain their level at 31°C (87.8°F), while low temperatures continue to rise, ultimately reaching 22°C (71.6°F). Rainfall totals range from 179mm (7.05") to 199mm (7.83"), occuring on 13 to 16 days each month. The period of daylight extends to just over 13 hours in this season, with eight hours of sunshine to accommodate outdoor activities.

Autumn weather in Las Terrenas

Autumn, spanned over September to November, signifies a mild decrement in temperatures, dropping from 31°C (87.8°F) to 30°C (86°F), noted primarily in November. Similarly, the low temperatures experience a slight decline from 22°C (71.6°F) to 21°C (69.8°F) through November. Rainfall remains substantial, swinging from 185mm (7.28") to 238mm (9.37"), with up to 17 days of rain per month. The UV Index begins to diminish, settling at a level of 8 by November.

Winter weather in Las Terrenas

Shifting into winter, December to February in Las Terrenas present the most pleasant temperatures, oscillating between 19°C (66.2°F) and 29°C (84.2°F). Rainfall also reduces, coming down to 121mm (4.76") in December to 99mm (3.9") in February, making this period the least rainy of the year. With daylight hours slightly abridged to around 11 hours, and UV index dropping to 7 by December, the winter months present less harsh sunlight. The climatic conditions of this period promote favourable visitation opportunities.

Weather in January

During January, the first month of the year, you'll find Las Terrenas, Dominican Republic receives a considerable amount of rainfall. The figure stands at approximately 121mm (4.76") making this month notably wet. Despite the precipitation, there's plenty of daylight with about 7 hours of sunshine daily. Weather in January »

Weather in February

Moving into February, Las Terrenas sees a slight drop in rainfall compared with the previous month, hinting at the onset of the more arid season. Coupled with this, longer daylight hours begin to inch upwards by approximately 0.4 hours and the UV index rises from 8 to 10. Weather in February »

Weather in March

The weather in March maintains the declining trajectory in rainfall, albeit marginally in Las Terrenas. A key escalation occurs in the UV index, hitting the yearly peak of 12. Other elements including daylight and sunshine hours continue their upwards trend as well. Weather in March »

Weather in April

April brings a change, with a clear uptick seen in rainfall reaching 154mm (6.06"). Despite this, daylight shines for about 12.6 hours in Las Terrenas, marking a noticeable escalation from the previous month. While the UV index remains high, sea temperature starts to creep upwards. Weather in April »

Weather in May

In May, Las Terrenas witnesses a substantial influx of rainfall, leaping from 154mm (6.06") to 270mm (10.63"). This establishes May as one of the wettest months of the year. With temperatures upon nightfall continuing to rise, the weather feels exceptionally tropical. Weather in May »

Weather in June

June presents a slight reduction in rainfall from May, while all other parameters remain largely similar. The persistently high UV index continues, matching the peak set in March. With nearly identical daytime and nocturnal temperatures to the previous month, the atmosphere remains characteristically summer-like. Weather in June »

Weather in July

Rainfall increases mildly in July in Las Terrenas. However, it's important to observe the total daylight hours begin to decline ever so slightly. Sea temperatures register their maximum values, peaking at 28°C (82.4°F). This combination of high rainfall, warm sea temperatures, and decreased sunshine create a unique climate condition for July. The warmest period in Las Terrenas, Dominican Republic, falls in May through October, when the average high-temperature reaches 31°C (87.8°F). Weather in July »

Weather in August

Las Terrenas, in August, continues to witness uniformity in its temperature range, with sea temperatures maintaining the peak of 28°C (82.4°F) from the preceding month. Aside from this, a slight uptick in rainfall becomes apparent, rising to 199mm (7.83"). Weather in August »

Weather in September

As Las Terrenas moves into September, the beleaguered rainfall continues to rise, however slightly, to 185mm (7.28"). The sea temperature reaches its zenith at 29°C (84.2°F), presenting the warmest month for aquatic activities. Weather in September »

Weather in October

Entering October, a notable increase in rainfall occurs, registering at 219mm (8.62"). This marks October as an unequivocally wet month surpassing September's figure. A simultaneous decrease in daylight and sunshine hours unfolds, alluding to the onset of the cooler season. Weather in October »

Weather in November

November presents Las Terrenas with its highest recorded rainfall amount reaching 238mm (9.37"). The consistent drop in daylight hours contributes to milder daytime temperatures, as opposed to previous months. However, the sea temperature remains invitingly warm, providing excellent conditions for a variety of water sports. Weather in November »

Weather in December

In December, a significant cutback in rainfall takes place, falling to 180mm (7.09"), followed by a slight reduction in the sea temperature. The UV index also registers its annual low, falling back to 7. This month concludes the tropical year, rounding out the continuous loop of climatic changes in Las Terrenas. Weather in December »

Updated: Jan 27, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the coldest months in Las Terrenas?

During January, February and December, Las Terrenas experiences its lowest temperatures, averaging a high-temperature of 29°C (84.2°F).

How many days does it rain in Las Terrenas?

In Las Terrenas, Dominican Republic, during the entire year, the rain falls for 170 days and collects up to 2128mm (83.78") of precipitation.

When is the sea coldest in Las Terrenas?

The months with the coldest seawater are January through April, with an average sea temperature of 26°C (78.8°F).

What is the driest month in Las Terrenas?

February is the month with the least rainfall. Rain falls for 11 days and accumulates 99mm (3.9") of precipitation.

What are the months with the most sunshine in Las Terrenas?

February through April, June through August, with an average of 8h of sunshine, are months with the most sunshine.

What is the month with the highest UV index in Las Terrenas?

March through August, with an average maximum UV index of 12, are months with the highest UV index in Las Terrenas, Dominican Republic.

What time of the year is the hottest in Las Terrenas?

Las Terrenas witnesses its highest temperatures in May through October, reaching an average of 31°C (87.8°F).

What is the rainiest month in Las Terrenas?

The month with the most rainfall in Las Terrenas, Dominican Republic, is May, when the rain falls for 13 days and typically aggregates up to 270mm (10.63") of precipitation.

When are the longest days in Las Terrenas?

With an average of 13h and 18min of daylight, June has the longest days of the year in Las Terrenas, Dominican Republic.

When is the sea warmest in Las Terrenas?

September and October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.

What is the month with the shortest days in Las Terrenas?

With an average of 11h and 0min of daylight, December has the shortest days of the year in Las Terrenas.

Is there Daylight Saving Time (DST) in Las Terrenas?

Las Terrenas, Dominican Republic, does not observe Daylight Saving Time (DST). AST timezone is used over the entire year.

What is the month with the least sunshine in Las Terrenas?

With an average of 6h of sunshine, December has the least sunshine of the year in Las Terrenas.

What is the month with the lowest UV index in Las Terrenas?

With an average maximum UV index of 7, December is the month with the lowest UV index.

Today

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Long-term

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

Average temperature
Las Terrenas, Dominican Republic

Average high temperature in January:
29°C
Average high temperature in February:
29°C
Average high temperature in March:
30°C
Average high temperature in April:
30°C
Average high temperature in May:
31°C
Average high temperature in June:
31°C

Average high temperature in July:
31°C
Average high temperature in August:
31°C
Average high temperature in September:
31°C
Average high temperature in October:
31°C
Average high temperature in November:
30°C
Average high temperature in December:
29°C

The warmest months (with the highest average high temperature) are May, June, July, August, September and October (31°C).
The months with the lowest average high temperature are January, February and December (29°C).

Average low temperature in January:
19°C
Average low temperature in February:
19°C
Average low temperature in March:
19°C
Average low temperature in April:
20°C
Average low temperature in May:
21°C
Average low temperature in June:
22°C

Average low temperature in July:
22°C
Average low temperature in August:
22°C
Average low temperature in September:
21°C
Average low temperature in October:
21°C
Average low temperature in November:
20°C
Average low temperature in December:
19°C

The months with the highest average low temperature are June, July and August (22°C).
The coldest months (with the lowest average low temperature) are January, February, March and December (19°C).

Average rainfall
Las Terrenas, Dominican Republic

The wettest month (with the highest rainfall) is May (270mm).
The driest month (with the least rainfall) is February (99mm).

Average rainfall days
Las Terrenas, Dominican Republic

Average rainfall days in January:
15 days
Average rainfall days in February:
11 days
Average rainfall days in March:
11 days
Average rainfall days in April:
11 days
Average rainfall days in May:
13 days
Average rainfall days in June:
13 days

Average rainfall days in July:
16 days
Average rainfall days in August:
16 days
Average rainfall days in September:
16 days
Average rainfall days in October:
17 days
Average rainfall days in November:
15 days
Average rainfall days in December:
16 days

The month with the highest number of rainy days is October (17 days).
The months with the least rainy days are February, March and April (11 days).

Average sea temperature
Las Terrenas, Dominican Republic

Average sea temperature in January:
26°C
Average sea temperature in February:
26°C
Average sea temperature in March:
26°C
Average sea temperature in April:
26°C
Average sea temperature in May:
27°C
Average sea temperature in June:
28°C

Average sea temperature in July:
28°C
Average sea temperature in August:
28°C
Average sea temperature in September:
29°C
Average sea temperature in October:
29°C
Average sea temperature in November:
28°C
Average sea temperature in December:
27°C

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (26°C).

Average daylight / Average sunshine
Las Terrenas, Dominican Republic

Average daylight in January:
11h and 1min
Average daylight in February:
11h and 3min
Average daylight in March:
12h and 0min
Average daylight in April:
12h and 4min
Average daylight in May:
13h and 1min
Average daylight in June:
13h and 2min

Average daylight in July:
13h and 1min
Average daylight in August:
12h and 5min
Average daylight in September:
12h and 1min
Average daylight in October:
11h and 4min
Average daylight in November:
11h and 1min
Average daylight in December:
11h and 0min

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).

The months with the most sunshine are February, March, April, June, July and August (Average sunshine: 8h).
The month with the least sunshine is December (Average sunshine: 6h).

Average UV index
Las Terrenas, Dominican Republic

The months with the highest UV index are March, April, May, June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 7).

Climate and monthly weather forecastLas Terrenas, Dominican Republic

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