Climate and monthly weather forecast
Sámara, Costa Rica

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The climate of Sámara

Located in the tropical region of Costa Rica, the climate in Sámara is classified as Aw, according to the Köppen climate classification. This indicates a tropical wet and dry, or savanna climate, characterized by significant temperature variations and rainfall throughout the year.

A crucial aspect of Sámara's climate is the average high temperature that ranges from 28.2°C (82.8°F) to 32.4°C (90.3°F). These temperatures tend to fluctuate significantly throughout the year. Relative humidity in Sámara follows a confounding pattern, with averages from 65% to 85%.

The quantity of rainfall in Sámara displays a substantial difference, ranging from 3mm (0.12") to 241mm (9.49") per month throughout the year. These variations dovetail with the monthly average rainfall days that range from 2.2 days to 25.8 days.

A surprising feature of Sámara's climate is the maximum wind speed that hovers from 7.1km/h (4.4mph) to 11.9km/h (7.4mph). Cloud cover ranges from 12% to 53%, with a pressure range from 1010.1mb to 1010.7mb.

The best time to visit Sámara

Taking all things into consideration, the finest time to visit Sámara is typically from December to April, when the weather is less rainy, the temperatures are moderate, and there's more sunshine. These months have a relative humidity that ranges from 65% to 71%, temperature highs averagely between 29.5°C (85.1°F) to 32.4°C (90.3°F), and a seeming visibility of 10km (6.2mi).

The worst time to visit Sámara

The least favorable period to visit Sámara is normally between May and November. The weather during these months can be quite challenging, primarily due to higher humidity levels ranging from 77% to 85%. Furthermore, the significant rain figures from 116mm (4.57") to 241mm (9.49") coupled with the number of rainy days that ranges from 23.3 to 25.8 can possibly hinder outdoor activities.

Spring weather in Sámara

Between March to May, Sámara experiences its spring season. During these months, average high temperatures fluctuate from 30.7°C (87.3°F) to 32.3°C (90.1°F), while the lowest temperatures hover between 23.9°C (75°F) to 25.6°C (78.1°F). The humidity ranges from 65% to 77%, while rainfall measures from 4mm (0.16") to 141mm (5.55") in volume.

Summer weather in Sámara

Sámara experiences its summer season from June to August. During this period, average high temperatures range from 29.4°C (84.9°F) to 29.7°C (85.5°F), while the lowest temperatures fluctuate between 24.2°C (75.6°F) to 24.5°C (76.1°F). The area records a relative humidity range from 82% to 83%, with rainfall levels varying from 116mm (4.57") to 153mm (6.02").

Autumn weather in Sámara

September to November marks the autumn period in Sámara. The weather during this period features average high temperatures from 28.2°C (82.8°F) to 29°C (84.2°F) while the lowest temperatures vary from 23.7°C (74.7°F) to 24°C (75.2°F). The relative humidity during these months ranges from 83% to 85%, indicating a potentially muggy climate.

Winter weather in Sámara

Typical winter months in Sámara, Costa Rica, run from December through February. Average high temperatures range from 29.5°C (85.1°F) to 31.7°C (89.1°F), and low temperatures vary between 22.4°C (72.3°F) to 23°C (73.4°F). The relative humidity levels during these months span from 67% to 78%, presenting moderately humid conditions. However, rainfall remains at the lower end, ranging between 3mm (0.12") to 5mm (0.2").

Weather in January

Transitioning from the somewhat cooler December, January in Sámara, Costa Rica, bears witness to marginally warmer temperatures. Still maintaining a tranquil ambiance, the city begins to bask under an average of 11.6 daylight hours. Weather in January »

Weather in February

February in Sámara, Costa Rica, subtly welcomes a slight increase in temperature from the preceding month. A slight incremental change in daylight hours to approximately 11.8 per day can also be observed. Concurrently, an observable increase in sunshine hours further illuminates Sámara, Costa Rica. Weather in February »

Weather in March

Capturing the peak of Costa Rica's summer season, March accommodates a slightly warmer climate from February, with temperatures reaching as high as 32.4°C (90.3°F). The weather dynamics shift slightly, featuring a lower level of humidity relative to February. Weather in March »

Weather in April

As April arrives in Sámara, Costa Rica, weather conditions start to become more unsettled. Transitioning from its drier predecessor, this month ushers in an increased frequency of rainfall with an astounding increase to 38mm (1.5"). Weather in April »

Weather in May

May brings along a significant change in weather for Sámara, Costa Rica. Marking the beginning of the rainy season, a substantial rise in rainfall to 141mm (5.55") reflects the city's transition into its wet period. Despite the influx of rain, sea temperatures maintain a fairly steady heat level, exhibiting no notable decrease. Weather in May »

Weather in June

Seasonal shifts in June bring about changes in Sámara, Costa Rica's weather. While June introduces marginally cooler temperatures, it also presents a notable increase in relative humidity to 83%. Despite the city weathering a wet spell, it still enjoys an average of 9.2 sunshine hours a day. Weather in June »

Weather in July

July in Sámara, Costa Rica, tends to be characterized by consistent weather conditions. With the city already adjusted to the rainy season, there is a small decline in temperature and an almost unchanged level of humidity from the previous month. Weather in July »

Weather in August

August continues to carry forward the rainy season in Sámara, Costa Rica. Relative humidity remains high at 83%, reflecting the city's enduring rainy disposition. Despite the overall wet environment, sea temperatures manage to retain a consistent warmth, encouraging water-related activities. Weather in August »

Weather in September

As September dawns in Sámara, Costa Rica, the city experiences a further slight decrease in temperature. The rainfall marks a significant peak, hitting 130mm (5.12"), further reflecting the continuation of the rainy season in the city. Weather in September »

Weather in October

October in Sámara, Costa Rica, brings in the heaviest rain of the year with an astonishing 241mm (9.49"), a clear leap from September's rainfall. With relative humidity levels soaring to 85%, it sanctions the city's position firmly within the rainy season. Weather in October »

Weather in November

Graduating from the peak rainy season, November exhibits a decrease in rainfall to 96mm (3.78") in Sámara, Costa Rica. Weather parameters such as temperature and relative humidity levels display little deviation from the preceding month. Weather in November »

Weather in December

As Sámara, Costa Rica, progresses into December, a further decrease in rainfall to 21mm (0.83") symbolizes the end of the rainy season. Both the daytime temperature and relative humidity fall slightly, reflecting the onset of cooler and drier conditions. Weather in December »
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Frequently asked questions

How many days does it rain in Sámara?

Throughout the year, in Sámara, Costa Rica, there are 205 rainfall days, and 1087mm (42.8") of precipitation is accumulated.

What is the month with the coldest sea water in Sámara?

With an average sea temperature of 27.3°C (81.1°F), January is the month with the coldest seawater in Sámara, Costa Rica.

What are the months with the highest UV index in Sámara?

January through December, with an average maximum UV index of 7, are months with the highest UV index.

What are the months with the lowest UV index in Sámara?

The months with the lowest UV index in Sámara are January through December, with an average maximum UV index of 7.

What is the driest month in Sámara?

The month with the least rainfall is February, when the rain falls for 2.2 days and typically collects 3mm (0.12") of precipitation.

What month is the hottest in Sámara?

Sámara's warmest month, March, generally records average temperatures ranging from a high of 32.4°C (90.3°F) to a low of 23.9°C (75°F).

What is the least humid month in Sámara?

The least humid month in Sámara is March, with an average relative humidity of 65%.

What month has the most sunshine in Sámara?

The month with the most sunshine in Sámara is March, with an average of 9.9h of sunshine.

When is the sea warmest in Sámara?

May is the month with the warmest seawater, with an average sea temperature of 29.4°C (84.9°F).

When are the longest days in Sámara?

With an average of 12h and 42min of daylight, June has the longest days of the year in Sámara.

What is the coldest month in Sámara?

Sámara, Costa Rica, reaches its average lowest temperatures in October, measuring 28.2°C (82.8°F) at the peak and 23.7°C (74.7°F) at the lowest.

What is the most humid month in Sámara?

With an average relative humidity of 85%, October is the most humid month.

What is the rainiest month in Sámara?

October is the month with the most rainfall in Sámara, Costa Rica. Rain falls for 25.6 days and accumulates 241mm (9.49") of precipitation.

What is the month with the least sunshine in Sámara?

With an average of 7h of sunshine, October has the least sunshine of the year in Sámara.

What is the month with the shortest days in Sámara?

With an average of 11h and 36min of daylight, December has the shortest days of the year in Sámara, Costa Rica.

Is there Daylight Saving Time (DST) in Sámara?

Sámara does not utilize Daylight Saving Time (DST). CST timezone is used throughout the entire year.

Average temperature
Sámara, Costa Rica

Average temperature - Sámara, Costa Rica

The warmest month (with the highest average high temperature) is March (32.4°C).
The month with the lowest average high temperature is October (28.2°C).

The month with the highest average low temperature is May (25.6°C).
The coldest month (with the lowest average low temperature) is January (22.4°C).

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Average pressure
Sámara, Costa Rica

Average pressure - Sámara, Costa Rica

The month with the highest atmospheric pressure is January (1010.7mbar).
The months with the lowest atmospheric pressure are April and November (1010.1mbar).

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Average wind speed
Sámara, Costa Rica

Average wind speed - Sámara, Costa Rica

The windiest months (with the highest average wind speed) are January and February (11.9km/h).
The calmest month (with the lowest average wind speed) is September (6.9km/h).

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Average humidity
Sámara, Costa Rica

Average humidity - Sámara, Costa Rica

The month with the highest relative humidity is October (85%).
The month with the lowest relative humidity is March (65%).

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Average rainfall
Sámara, Costa Rica

Average rainfall - Sámara, Costa Rica

The wettest month (with the highest rainfall) is October (241mm).
The driest month (with the least rainfall) is February (3mm).

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Average rainfall days
Sámara, Costa Rica

Average rainfall days - Sámara, Costa Rica

The month with the highest number of rainy days is August (25.8 days).
The month with the least rainy days is February (2.2 days).

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Average sea temperature
Sámara, Costa Rica

Average sea temperature - Sámara, Costa Rica

The best month for swimming (with the highest average sea temperature) is May (29.4°C).
The coldest month (with the lowest average sea temperature) is January (27.3°C).

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Average daylight / Average sunshine
Sámara, Costa Rica

Average daylight / Average sunshine - Sámara, Costa Rica

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 36min).

The month with the most sunshine is March (Average sunshine: 9h and 54min).
The month with the least sunshine is October (Average sunshine: 7h and 0min).

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Average sunshine days
Sámara, Costa Rica

Average sunshine days - Sámara, Costa Rica

The month with the most sunshine days is March (26.2 days).
The month with the least sunshine days is October (3.9 days).

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Average UV index
Sámara, Costa Rica

Average UV index - Sámara, Costa Rica

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

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Average visibility
Sámara, Costa Rica

Average visibility - Sámara, Costa Rica

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Sámara, Costa Rica

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