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Contents
- The climate of Tamarindo
- The best time to visit Tamarindo
- The worst time to visit Tamarindo
- Spring weather in Tamarindo
- Summer weather in Tamarindo
- Autumn weather in Tamarindo
- Winter weather in Tamarindo
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average UV index
Coastal Tamarindo in Costa Rica with clear waters and white sandy beaches
The climate of Tamarindo
Tamarindo, situated in Costa Rica, is distinguished by its climate which predominantly falls under the Aw category of the Köppen climate classification; translating to a tropical wet and dry or savanna climate. The location's geographical positioning and resultant weather patterns illustrate a distinctive mix of months interspersed with high rainfall and periods of reduced precipitation.
The region's annual weather cycle showcases fairly consistent high temperatures, ranging from 30°C (86°F) to 33°C (91.4°F) and minimum temperatures lingering between 22°C (71.6°F) and 24°C (75.2°F). Rainfall in Tamarindo sees a dramatic variation across the year; from a low of 2mm (0.08") in February up to a substantial 362mm (14.25") in October. With the length of daylight hours fluctuating mildly across the year, the region experiences approximately 11.5 to 12.7 hours of daylight each day.
Distinct weather patterns emerge in the region in the form of maximum and minimum rainfall durations. October and September stand out for their significantly high rainfall, whereas February and March are notable for their reduced precipitation. Similarly, sunshine hours observe a reduction during the rain-dominant months, ranging from 5 hours per day between June and October to 8 hours per day in the first quarter of the year.
The region's annual weather cycle showcases fairly consistent high temperatures, ranging from 30°C (86°F) to 33°C (91.4°F) and minimum temperatures lingering between 22°C (71.6°F) and 24°C (75.2°F). Rainfall in Tamarindo sees a dramatic variation across the year; from a low of 2mm (0.08") in February up to a substantial 362mm (14.25") in October. With the length of daylight hours fluctuating mildly across the year, the region experiences approximately 11.5 to 12.7 hours of daylight each day.
Distinct weather patterns emerge in the region in the form of maximum and minimum rainfall durations. October and September stand out for their significantly high rainfall, whereas February and March are notable for their reduced precipitation. Similarly, sunshine hours observe a reduction during the rain-dominant months, ranging from 5 hours per day between June and October to 8 hours per day in the first quarter of the year.
The best time to visit Tamarindo
Given the unique climate characteristics of Tamarindo, the ideal time to visit depends largely on the desired activities of visitors. Those interested in experiencing its tropical warmth to the fullest might prefer March and April, when average temperatures settle around the annual high of 33°C (91.4°F), paired with a relatively low average rainfall of 6mm (0.24") and 33mm (1.3") respectively. Additionally, these months enjoy approximately 12 hours of daylight, proving conducive for outdoor activities.
The worst time to visit Tamarindo
In contrast, the period from September to November might be seen as less favourable for tourists. During this phase, Tamarindo witnesses a remarkably high volume of rainfall; with September and October experiencing the highest rainfall in the year at 356mm (14.02") and 362mm (14.25") respectively. Temperatures lower slightly compared to the rest of the year, and sunshine hours are also at their annual low. Potential visitors, who are not fond of heavy rain or prefer to partake in outdoor expeditions, might want to avoid these months.
Spring weather in Tamarindo
Transitioning into spring, temperatures in Tamarindo remain within the comfortable range of 31°C (87.8°F) to 33°C (91.4°F). With rainfall at a tolerable 2mm (0.08") in February and climbing to 33mm (1.3") by April, this period witnesses a balance of pleasant temperatures and manageable levels of precipitation. Coupled with around 12 hours of daylight each day, spring affords residents and tourists with ample time to take advantage of outdoor activities.
Summer weather in Tamarindo
In Tamarindo, summer months experience a noticeable escalation in rainfall. Rising from 33mm (1.3") in May to a substantial 286mm (11.26") in June, this period witnesses a pronounced shift away from the drier months. Despite the uptick in rainfall, temperatures remain consistent, sitting around 31°C (87.8°F) to 32°C (89.6°F). Meanwhile, sunshine hours start to decrease from 7 in May to 5 in June, with daylight hours averaging around 12.6 to 12.7 hours, marking the longest days of the year. Though the increase in rain may be a deterrent to some, the region's warmth persists, providing ample opportunities for enjoyment.
Autumn weather in Tamarindo
Tamarindo's autumn encompasses the highest rainfall period of the year, with monthly averages peaking at 356mm (14.02") in September and 362mm (14.25") in October. As the rainfall intensifies, the temperature drops slightly, averaging between 30°C (86°F) to 31°C (87.8°F) over these months. Daylight hours also start to decrease slightly, moving from 12.2 hours per day in September to 11.9 hours per day in October. Despite these shifts, the tropical warmth of Tamarindo remains consistent, making it a potential destination for those who appreciate the cooler side of tropical climates.
Winter weather in Tamarindo
As winter sets in, Tamarindo shows a considerable reduction in rainfall from November's 119mm (4.69") down to just 13mm (0.51") by December, effectively marking the end of the high rainfall period. As the downpour subsides, temperatures maintain a relatively stable range of 31°C (87.8°F), accompanied by roughly 6 hours of sunshine each day. From November to December, daylight durations slightly decrease, offering between 11.7 to 11.5 hours. This transition to a drier climate paired with stable temperatures makes Tamarindo's winter an appealing prospect for visitors.
Weather in January
January in Tamarindo, Costa Rica is predominantly lush and sunny. The scant rainfall of 3mm (0.12") makes this a relatively dry month with few rainy days. Following a trend from the previous months, it welcomes with ample sunlight facilitating inviting weather for outdoor activities. Weather in January »
Weather in February
February's forecasts don’t deviate largely from January's as the dry spell continues in Tamarindo, Costa Rica. Markedly warmer than January, February sustains extended daylight claiming almost 11.8 hours per day. This abundance of sunlight helps elevate UV index levels, ensuring a good supply of Vitamin D for the residents. Weather in February »
Weather in March
March continues to carry the baton of pleasant weather from February. There's a minor increase in rainfall, nudging the figure upwards to 6mm (0.24"). Despite this, the majority of the month remains dry, with warm and inviting conditions prevailing. Weather in March »
Weather in April
Tamarindo, Costa Rica in April grapples with a significant spurt in rainfall, marking a sudden shift from the previous aridity to 33mm (1.3") of rainfall this month. Although the temperatures remain sizzling, this bountiful rainfall brings much-needed respite. Weather in April »
Weather in May
May witnesses a drastic shift in Tamarindo's weather with an astoundingly high precipitation of 233mm (9.17"). The weather takes a detour from the heat, offering a blend of warmth and moisture due to the escalated downpours. The months' bracing sea temperatures contribute to the appeal of the beach locale, compensating for the uptick in rain. Weather in May »
Weather in June
June hails as the month with maximum rainfall on the calendar hitting its apex at 286mm (11.26"). This moisture-drenched month serves as a respite from the preceding hotter months of the year in Tamarindo, Costa Rica. Despite the heavy rain, daylight does not rescind its presence completely, contributing to the overall warm climate. Weather in June »
Weather in July
While July slightly scales down the rainfall of the previous month to 185mm (7.28"), it continues the monsoon trend in Tamarindo, Costa Rica. Though the temperatures remain relatively constant in the month, it's the plentiful rain that sets the outdoors' rhythm. Weather in July »
Weather in August
In August, the rainfall peaks again at 255mm (10.04"), marking it as one of the "high-rain" months in Tamarindo. Mirroring similar temperatures as in the previous months, the primary distinct element is the consistent rainfall. The optimally warmed sea water maintains an inviting environment for marine aquatic adventures. Weather in August »
Weather in September
Expect significant rainfall in September with an uptick in showers to an annual high of 356mm (14.02"). A continuity from August, September's climatic temperament resonates with that of a typical rainforest region. Holding a warmer sea temperature sustains the charm of beach picnics and aquatic activities. Weather in September »
Weather in October
October barely retreats from the steady precipitation experienced last month with a close rainfall stat of 362mm (14.25"). It continues the tropical monsoon climate with its marked rainfall, a characteristic feature of Tamarindo's fall weather. Weather in October »
Weather in November
While November's rainfall plummets down to 119mm (4.69"), it nevertheless maintains its established trend of rainy months. The regular showers offset any residual heat, contributing to a cozy climate with average temperatures. Weather in November »
Weather in December
In December, Tamarindo, Costa Rica finally bids goodbye to the showers with a steep drop in rainfall to 13mm (0.51"). The month's key element showcases a shift away from regular rainfall, allowing ample sunshine to brighten the area. Weather in December »
[Resources]Frequently asked questions
How much does it rain in Tamarindo?
In Tamarindo, during the entire year, the rain falls for 171 days and collects up to 1853mm (72.95") of precipitation.
When is the sea coldest in Tamarindo?
The months with the coldest seawater in Tamarindo, Costa Rica, are January through March and December, with an average sea temperature of 27°C (80.6°F).
What is the month with the most sunshine in Tamarindo?
January through April, with an average of 8h of sunshine, are months with the most sunshine.
What month is the hottest in Tamarindo?
February through April, when the average high-temperature in Tamarindo reaches 33°C (91.4°F), are the warmest months.
What is the driest month in Tamarindo?
February is the month with the least rainfall in Tamarindo. Rain falls for 5 days and accumulates 2mm (0.08") of precipitation.
When is the highest UV index in Tamarindo?
February through October, with an average maximum UV index of 12, are months with the highest UV index.
When is the sea warmest in Tamarindo?
May and June, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.
When are the longest days in Tamarindo?
June has the longest days of the year in Tamarindo, Costa Rica, with an average of 12h and 42min of daylight.
What is the month with the least sunshine in Tamarindo?
The months with the least sunshine in Tamarindo, Costa Rica, are June, August through October, with an average of 5h of sunshine.
What month is the coldest in Tamarindo?
In Tamarindo, Costa Rica, the average lowest temperatures are observed in September, with a high of 30°C (86°F) and a low of 23°C (73.4°F).
What is the wettest month in Tamarindo?
October is the month with the most rainfall in Tamarindo. Rain falls for 21 days and accumulates 362mm (14.25") of precipitation.
What is the month with the shortest days in Tamarindo?
December has the shortest days of the year in Tamarindo, Costa Rica, with an average of 11h and 30min of daylight.
Is there Daylight Saving Time (DST) in Tamarindo?
Tamarindo does not observe Daylight Saving Time (DST). CST timezone is used over the entire year.
When is the lowest UV index in Tamarindo?
December is the month with the lowest UV index in Tamarindo, with an average maximum UV index of 10.
Average temperature
Tamarindo, Costa Rica
The warmest months (with the highest average high temperature) are February, March and April (33°C).
The month with the lowest average high temperature is September (30°C).
The months with the highest average low temperature are April and May (24°C).
The coldest month (with the lowest average low temperature) is December (22°C).
Average rainfall
Tamarindo, Costa Rica
- Average rainfall in July:
185mm - Average rainfall in August:
255mm - Average rainfall in September:
356mm - Average rainfall in October:
362mm - Average rainfall in November:
119mm - Average rainfall in December:
13mm
The wettest month (with the highest rainfall) is October (362mm).
The driest month (with the least rainfall) is February (2mm).
Average rainfall days
Tamarindo, Costa Rica
- Average rainfall days in January:
7 days - Average rainfall days in February:
5 days - Average rainfall days in March:
5 days - Average rainfall days in April:
7 days - Average rainfall days in May:
17 days - Average rainfall days in June:
22 days
- Average rainfall days in July:
20 days - Average rainfall days in August:
21 days - Average rainfall days in September:
23 days - Average rainfall days in October:
21 days - Average rainfall days in November:
13 days - Average rainfall days in December:
10 days
The month with the highest number of rainy days is September (23 days).
The months with the least rainy days are February and March (5 days).
Average sea temperature
Tamarindo, Costa Rica
The best months for swimming (with the highest average sea temperature) are May and June (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March and December (27°C).
Average daylight / Average sunshine
Tamarindo, Costa Rica
- Average daylight in January:
11h and 4min - Average daylight in February:
11h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 2min - Average daylight in May:
12h and 4min - Average daylight in June:
12h and 4min
- Average daylight in July:
12h and 4min - Average daylight in August:
12h and 3min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 5min - Average daylight in November:
11h and 4min - Average daylight in December:
11h and 3min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).
The months with the most sunshine are January, February, March and April (Average sunshine: 8h).
The months with the least sunshine are June, August, September and October (Average sunshine: 5h).
Average UV index
Tamarindo, Costa Rica
The months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).
Tamarindo, Costa Rica
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