Climate and monthly weather forecast
Arataï, French Guiana

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The climate of Arataï

Arataï, located in French Guiana, is dominated by the Af Köppen climate classification, otherwise known as the tropical rainforest climate. The year-round temperatures in the vicinity of Arataï oscillate mildly, with the monthly low temperatures presenting a minimal deviation from 21.3°C (70.3°F) to 22.4°C (72.3°F), offering a pleasant warmth throughout the year. The landscape of Arataï also sees consistent high temperatures, varying subtly from 27.9°C (82.2°F) to 34.3°C (93.7°F).

Precipitation in Arataï paint a diverse picture, distributing across a spectrum from 21mm (0.83") in September to a peak of 195mm (7.68") in May. These rainfall levels contribute to the significantly high humidity, holding a steady rate between 75% in October and 91% in May. It is also important to note the high cloud coverage hovering between 46% to 78%, complementing the rainforest profile of the geographic location.

Furthermore, the wind speed in Arataï experiences mild fluctuations from 4.2km/h (2.6mph) in June to 6.1km/h (3.8mph) in November, paired with gusts of wind that top at 9.3km/h (5.8mph) in October. The atmospheric pressure revolve around a mean value of 1012.3 mb. The visibility displays little to no variation, extending from 6km (3.7mi) to 7km (4.3mi) on an average day.

The best time to visit Arataï

With its optimal balance of warm climate, minimal rainfall, and maximum sunlight, September to November is arguably the best time to visit Arataï. The temperatures during these months vary mildly from 21.7°C (71.1°F) to 22.2°C (72°F), still ensuring comfortable warmth for visitors. Also, there is a significant drop in rainfall during these months to less than 45mm (1.77"). Sunlight is also at its peak in October with 8.7 hours per day, providing excellent conditions for sightseeing and photography.

The worst time to visit Arataï

Contrarily, May stands to be the least favourable month for a visit, being the wettest month with a monumental surge in rainfall to 195mm (7.68"). The humidity and cloud coverage also soar, reaching 91% and 73% respectively, which could potentially deter visitors seeking a more arid climate.

Spring weather in Arataï

Arataï, owing to its tropical climate, does not experience a traditional spring season. However, considering March, April, and May as the spring period, it bears witness to a slight increase in temperatures to between 22.2°C (72°F) to 28.8°C (83.8°F). These months are characterized by noticeable rainfall spanning between 86mm (3.39") in March to the highest annual rainfall of 195mm (7.68") in May. The region receives about 4.8 hours of sunshine per day in April, with milestones in daylight hitting 12.3 hours in May.

Summer weather in Arataï

Perceived as the June, July, and August months, summer in Arataï is characterized by a moderate dip in temperature ranging from 21.3°C (70.3°F) to 32.3°C (90.1°F). Although not significantly high, rainfall during this season drops to 99mm (3.9") in July. The summer season arrives with an ample supply of sunlight of about 7.4 hours per day in July, and daylight stretching at 12.3 hours in June.

Autumn weather in Arataï

The months of September, October, and November represent autumn in Arataï. Warm temperatures rage from 21.7°C (71.1°F) to 34.3°C (93.7°F), maintaining a hospitable climate. This season marks the year's lowest rainfall, receding to 21mm (0.83") in September. Despite the low precipitation, humidity remains fairly constant. Sunshine measures up to 8.7 hours per day in October and visibility improves to 7km (4.3mi).

Winter weather in Arataï

Winter in Arataï, interpreted as December, January, February, sees high temperatures oscillating between 28.4°C (83.1°F) to 29.8°C (85.6°F) and low temperatures maintaining a steady average of 22°C (71.6°F). Rainfall takes a turn towards an ascendant trend with figures climbing from 92mm (3.62") in December to 90mm (3.54") in February. The region experiences a limited variation in sunlight, which houses around 5.2 hours in December and 4 hours in January on average.

Weather in January

Expect a warm and humid month in Arataï, French Guiana in January. The year commences with an air of vibrancy, marked by average temperatures varying between 22°C (71.6°F) and 28.4°C (83.1°F). The city frequently experiences rainfall, adding an extra layer of charm to the lush green landscapes. Weather in January »

Weather in February

As February unfolds, the weather in Arataï remains warm and humid. The month witnesses a slight increase in minimum temperatures compared to January, hinting at the oncoming heat of summer. Wind speeds and daylight hours remain relatively stable, making it a good month for outdoor activities. Weather in February »

Weather in March

The onset of March brings a minimal increase in temperatures and clients can expect a relatively stable weather pattern. Though humidity levels continue their upward trajectory, wind speeds balance it out ensuring overall comfort. Weather in March »

Weather in April

April brings a distinct change in Arataï’s weather with increased rainfall. It's marked with an average precipitation of 142mm (5.59"), the highest so far in the year. Notwithstanding the increase in rainfall, temperatures continue their steady rise. Weather in April »

Weather in May

May can be labeled as the wettest month in Arataï, French Guiana with an average rainfall measuring at a high of 195mm (7.68"). Even as rainfall sees a spike, temperatures remain steady with a slight dip in the lowest reported temperature. Weather in May »

Weather in June

Bidding goodbye to the peak of the wet season, June heralds a distinct alteration in Arataï's weather. The city experiences a decrease in rainfall, contributing to dry spells amid the city’s tropical climate. The declining trend in minimum temperatures of the past few months reverses with a minimal yet noticeable increase. Weather in June »

Weather in July

July can be characterized as a transitional month in Arataï, French Guiana. The city experiences a further drop in rainfall, leading to an increased number of dry days. The minimum temperature witnesses a slight dip, indicating the advent of cooler months ahead. Weather in July »

Weather in August

August marks the onset of the dry season in Arataï with the city experiencing the lowest rainfall in the year, measuring 60mm (2.36") on average. Temperatures rise to their highest in the year, making the days warm and inviting. Weather in August »

Weather in September

September ushers in a warm and sunny climate in Arataï, French Guiana. The city experiences the highest average temperature of the year at 33.7°C (92.7°F) along with the least amount of rainfall. On the brighter side, these conditions make it the sunniest month with an average of 8.8 sunshine hours. Weather in September »

Weather in October

October in Arataï features a slight decrease in temperatures, signaling the gradual approach of winter. However, it remains largely dry and warm, offering excellent weather conditions for any outdoor activities. Despite the reduction in temperatures, the city experiences the maximum number of sunshine days averaging at 16.3. Weather in October »

Weather in November

With the arrival of November, Arataï prepares for the return of the wet season. Rainfall increases without drastically affecting the warm temperature scale. Despite the arrival of rains, the city enjoys a good number of sunshine days, making it a pleasant time for tourists. Weather in November »

Weather in December

December brings a touch of winter to Arataï, French Guiana. However, the city remains largely warm with temperatures slightly decreasing from November. The city, characterized by lush greenery, gets a further boost with the increasing rainfall, averaging at 146mm (5.75"). Weather in December »

Frequently asked questions

How much does it rain in Arataï?

Throughout the year, in Arataï, French Guiana, there are 270.6 rainfall days, and 1131mm (44.53") of precipitation is accumulated.

When is the lowest UV index in Arataï?

The months with the lowest UV index are January through July, November and December, with an average maximum UV index of 6.

What are the coldest months in Arataï?

Arataï's temperature records reveal February as the coldest month, marked by average highs of 27.9°C (82.2°F) and lows of 22.3°C (72.1°F).

What is the month with the least sunshine in Arataï?

With an average of 4h of sunshine, February has the least sunshine of the year in Arataï.

What is the most humid month in Arataï?

May is the most humid month, with an average relative humidity of 91%.

What is the rainiest month in Arataï?

The month with the most rainfall is May, when the rain falls for 28.9 days and typically aggregates up to 195mm (7.68") of precipitation.

When are the longest days in Arataï?

June has the longest days of the year in Arataï, with an average of 12h and 18min of daylight.

What is the month with the highest UV index in Arataï?

August through October, with an average maximum UV index of 7, are months with the highest UV index.

What is the driest month in Arataï?

The month with the least rainfall in Arataï is September, when the rain falls for 12.5 days and typically collects 21mm (0.83") of precipitation.

What month has the most sunshine in Arataï?

September has the most sunshine of the year in Arataï, French Guiana, with an average of 8.8h of sunshine.

What is the warmest month in Arataï?

Arataï, French Guiana, records the warmest temperatures in October, averaging a high of 34.3°C (93.7°F) and a low of 22.2°C (72°F).

What is the least humid month in Arataï?

With an average relative humidity of 75%, October is the least humid month.

What is the month with the shortest days in Arataï?

December has the shortest days of the year in Arataï, with an average of 11h and 54min of daylight.

Is there Daylight Saving Time (DST) in Arataï?

Arataï, French Guiana, does not utilize Daylight Saving Time (DST). -03 timezone is used over the entire year.

Average temperature
Arataï, French Guiana

Average temperature - Arataï, French Guiana

The warmest month (with the highest average high temperature) is October (34.3°C).
The month with the lowest average high temperature is February (27.9°C).

The month with the highest average low temperature is April (22.4°C).
The coldest month (with the lowest average low temperature) is July (21.3°C).

Average pressure
Arataï, French Guiana

Average pressure - Arataï, French Guiana

The month with the highest atmospheric pressure is July (1013.2mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).

Average wind speed
Arataï, French Guiana

Average wind speed - Arataï, French Guiana

The windiest month (with the highest average wind speed) is October (6.1km/h).
The calmest month (with the lowest average wind speed) is June (4.2km/h).

Average humidity
Arataï, French Guiana

Average humidity - Arataï, French Guiana

The month with the highest relative humidity is May (91%).
The month with the lowest relative humidity is October (75%).

Average rainfall
Arataï, French Guiana

Average rainfall - Arataï, French Guiana

The wettest month (with the highest rainfall) is May (195mm).
The driest month (with the least rainfall) is September (21mm).

Average rainfall days
Arataï, French Guiana

Average rainfall days - Arataï, French Guiana

The month with the highest number of rainy days is May (28.9 days).
The month with the least rainy days is October (12 days).

Average daylight / Average sunshine
Arataï, French Guiana

Average daylight / Average sunshine - Arataï, French Guiana

The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 11h and 54min).

The month with the most sunshine is September (Average sunshine: 8h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days
Arataï, French Guiana

Average sunshine days - Arataï, French Guiana

The month with the most sunshine days is October (16.3 days).
The month with the least sunshine days is May (1.8 days).

Average UV index
Arataï, French Guiana

Average UV index - Arataï, French Guiana

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

Average visibility
Arataï, French Guiana

Average visibility - Arataï, French Guiana

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

Arataï, French Guiana

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