Climate and monthly weather forecast
San Juan del Río Coco, Nicaragua

Climate and monthly weather forecast

The climate of San Juan del Río Coco

San Juan del Río Coco, Nicaragua, predominantly falls under the type 'Aw' in the Köppen climate classification. This classification represents a tropical savanna climate, typically characterized by a distinct wet and dry season. A characteristic feature of this climate includes an annual pattern of high temperatures, relatively low humidity, and two distinct, imbalanced seasons in terms of precipitation.

Throughout the year, San Juan del Río Coco experiences high temperatures, fluctuating between minimal values around 15.8°C (60.4°F) and peaking at around 31.2°C (88.2°F). The highest recorded temperatures are observed in April, while the lowest are a constant from December to February. From April to September, a significant increase in rainfall is observed, reaching a monthly average pinnacle of 155mm (6.1") in May, coupled with the highest number of days with rainfall occurring in June and September. This dramatic variation highlights the existence of a distinctive wet season. Conversely, the lesser rainfall between October and March, averaging to about 10mm (0.39"), confirms the dry season's presence.

The average daylight hours vary slightly over the year, ranging from 11.3 hours in December to 12.9 hours in June. Yet, the sunshine duration varies significantly from 6 hours in January, with a noticeable dip in July and August, notably during the wet season. The town experiences a moderately high UV Index, peaking at 6 during March to July. Visibility, on the other hand, tends to be fairly constant throughout the year, around 6 to 8km (5mi).

Wind speed and gustiness exhibit varying trends. The former remains relatively stable, with slight reductions during May and September while gustiness shows the highest records during the months of January and December.

The best time to visit San Juan del Río Coco

Considering optimal weather conditions, particularly moderate temperatures and low rainfall, the most favorable period to visit San Juan del Río Coco would be from November to March. These months showcase reduced rainfall, cooler temperatures, and lesser cloud coverage, culminating in ideal conditions for tourism.

The worst time to visit San Juan del Río Coco

On the contrary, the least desirable period to visit this destination would be during the pronounced wet season, particularly from May to September. This time frame is characterized by high rainfall, reduced sunshine, and higher temperatures, which could hinder outdoor activities.

Spring weather in San Juan del Río Coco

Spring, falling between March and May, witnesses considerable changes in weather parameters. March begins with slightly elevated temperatures, leading to the hottest month, April, with the mercury soaring to an average high of 31.2°C (88.2°F). Concurrently, rainfall increases dramatically from 8mm (0.31") in March to 155mm (6.1") in May, signalling the onset of the wet season. The climatic pattern during this period is somewhat volatile but holds the unique charm of tropical spring.

Summer weather in San Juan del Río Coco

The summer season, lasting from June through August, is dominated by high rainfall, averaging around 109mm (4.29") per month. Concomitantly, reduced sunshine hours, increased cloudiness, and comparatively elevated temperatures depict a traditional tropical wet summer. Regardless of the soaring humidity levels, the balmy summer nights provide a unique experience for potential visitors.

Autumn weather in San Juan del Río Coco

Autumn, from September to November, marks the transition from the wet season to the dry season. Rains start to recede gradually from 135mm (5.31") to 27mm (1.06"), accompanied by a decrease in the frequency of rain days. Simultaneously, temperatures start to cool down, offering more pleasant weather conditions.

Winter weather in San Juan del Río Coco

Winter, spanning from December to February, exhibits the coldest temperatures of the year. However, in a tropical setting like San Juan del Río Coco, "colder" is relative and generally implies maximum temperatures around 25 to 27°C (80.6°F) and a minimum of approximately 15 to 16°C (60.8°F). Accompanied by the lowest rainfall and humidity levels of the year, winter offers more comfortable and favourable climatic conditions for most visitors.

Weather in January

The year begins with fairly moderate weather conditions for San Juan del Río Coco. January features comfortable temperatures, adequate rainfall and generally calm winds. The average high temperature fluctuates at 25.7°C (78.3°F) and the average low at 15.8°C (60.4°F) while the relative humidity stands at 82%. Weather in January »

Weather in February

In contrast to January, the weather in February in San Juan del Río Coco experiences a slight rise in temperature. This shift makes February marginally warmer than the preceding month. With a maximum recorded wind speed of 11.2km/h (7mph), it is still a relatively serene month with only a minimal increase in wind velocity. Weather in February »

Weather in March

March in San Juan del Río Coco signifies the onset of the transitional period from the dry to the wet season. With an average high temperature of 29.1°C (84.4°F), March stands as warmer month compared to February. However, the weather remains enjoyable with a slight increase in the amount of sunshine received per day. Weather in March »

Weather in April

April ushers in the wet season with a noticeable increase in rainfall, a significant leap from 8mm (0.31") in March to 26mm (1.02") this month. This makes April the first month of the year with substantial rainfall in San Juan del Río Coco. Weather in April »

Weather in May

The incipient phase of the wet season continues into May in San Juan del Río Coco. This is a time when the city transforms into a green haven, thanking the highest recorded rainfall of the year at an average of 155mm (6.1"). Besides the downpour, the temperature tends to moderate a bit from April, contributing to the cooler climate. Weather in May »

Weather in June

June follows closely behind May with heightened levels of rainfall and relative humidity reaching 86%. This trend of increased precipitation continues in San Juan del Río Coco. Although the high rainfall contributes to increased humidity, it's pivotal to maintaining the lush green landscapes of the city. Weather in June »

Weather in July

As San Juan del Río Coco strides further into the wet season, July proves to be another month high in rainfall and relative humidity. There's a notable shift from June with an increase in wind speed registering an average of 9.1km/h (5.7mph). Weather in July »

Weather in August

The weather characteristics of San Juan del Río Coco in August are similar to those of the preceding month of July. The presence of high humidity and rainfall in the city continues to be the highlights. A slight downward trend in maximum temperature is also observed, making the climate more comfortable. Weather in August »

Weather in September

September arrives carrying forward the trend of high rainfall, although there's a slight decrease from the August level. San Juan del Río Coco records an average rainfall of 135mm (5.31") this month. While sunshine is slightly limited due to the prevailing weather conditions, the length of the day light remains fairly steady. Weather in September »

Weather in October

October is marked by consistently high levels of rainfall, which reaches a peak of 145mm (5.71") during the month. This makes it the month with the second highest rainfall in San Juan del Río Coco after May. Although the days are less sunny, the city continues to benefit from this rainfall as it nourishes the city’s extensive flora. Weather in October »

Weather in November

The weather in November in San Juan del Río Coco brings a palpable change as it marks the end of the wet season. With an average rainfall of only 27mm (1.06"), the skies start to clear up compared to the preceding months. This decrease in precipitation comes as a notable shift in weather from the continuous downpours witnessed in previous months. Weather in November »

Weather in December

As the year closes, the weather in December in San Juan del Río Coco continues along the path set by November. Rainfall reduces further to achieve an average of 10mm (0.39"). The city transitions into the dry season, bidding farewell to the wet season that brought life and color to the local ecosystem. Weather in December »

Frequently asked questions

How much does it rain in San Juan del Río Coco?
Throughout the year, there are 213.5 rainfall days, and 852mm (33.54") of precipitation is accumulated.
What are the months with the least sunshine in San Juan del Río Coco?
January and December, with an average of 6h of sunshine, are months with the least sunshine.
What are the months with the lowest UV index in San Juan del Río Coco?
January, May, June, August through December, with an average maximum UV index of 5, are months with the lowest UV index.
What are the months with the highest UV index in San Juan del Río Coco?
The months with the highest UV index are February through April and July, with an average maximum UV index of 6.
What is the driest month in San Juan del Río Coco?
March is the month with the least rainfall in San Juan del Río Coco, Nicaragua. Rain falls for 10.4 days and accumulates 8mm (0.31") of precipitation.
What is the hottest time of year in San Juan del Río Coco?
April, known for its average high temperature of 31.2°C (88.2°F) and an average low temperature of 18.7°C (65.7°F), is the warmest month.
What is the least humid month in San Juan del Río Coco?
The least humid month in San Juan del Río Coco, Nicaragua, is April, with an average relative humidity of 69%.
What is the rainiest month in San Juan del Río Coco?
The month with the most rainfall in San Juan del Río Coco, Nicaragua, is May, when the rain falls for 23.7 days and typically aggregates up to 155mm (6.1") of precipitation.
What month has the most sunshine in San Juan del Río Coco?
The month with the most sunshine in San Juan del Río Coco, Nicaragua, is May, with an average of 9.2h of sunshine.
When are the longest days in San Juan del Río Coco?
June has the longest days of the year, with an average of 12h and 54min of daylight.
What is the most humid month in San Juan del Río Coco?
October is the most humid month in San Juan del Río Coco, with an average relative humidity of 88%.
What is the coldest month in San Juan del Río Coco?
December brings the lowest temperatures, with an average high of 25.4°C (77.7°F) and an average low of 16.4°C (61.5°F).
What is the month with the shortest days in San Juan del Río Coco?
December has the shortest days of the year in San Juan del Río Coco, Nicaragua, with an average of 11h and 18min of daylight.
Is there Daylight Saving Time (DST) in San Juan del Río Coco?
San Juan del Río Coco, Nicaragua, does not utilize Daylight Saving Time (DST). CST timezone is used over the entire year.
Average temperature - San Juan del Río Coco, Nicaragua
Average temperature
San Juan del Río Coco, Nicaragua

The warmest month (with the highest average high temperature) is April (31.2°C).
The month with the lowest average high temperature is December (25.4°C).

The month with the highest average low temperature is May (19.9°C).
The coldest month (with the lowest average low temperature) is January (15.8°C).

Average pressure - San Juan del Río Coco, Nicaragua
Average pressure
San Juan del Río Coco, Nicaragua

The month with the highest atmospheric pressure is January (1014.9mbar).
The month with the lowest atmospheric pressure is October (1011.9mbar).

Average wind speed - San Juan del Río Coco, Nicaragua
Average wind speed
San Juan del Río Coco, Nicaragua

The windiest months (with the highest average wind speed) are January and February (10.1km/h).
The calmest month (with the lowest average wind speed) is September (5.9km/h).

Average humidity - San Juan del Río Coco, Nicaragua
Average humidity
San Juan del Río Coco, Nicaragua

The month with the highest relative humidity is October (88%).
The month with the lowest relative humidity is April (69%).

Average rainfall - San Juan del Río Coco, Nicaragua
Average rainfall
San Juan del Río Coco, Nicaragua

The wettest month (with the highest rainfall) is May (155mm).
The driest month (with the least rainfall) is March (8mm).

Average rainfall days - San Juan del Río Coco, Nicaragua
Average rainfall days
San Juan del Río Coco, Nicaragua

The month with the highest number of rainy days is June (25.3 days).
The month with the least rainy days is March (10.4 days).

Average daylight / Average sunshine - San Juan del Río Coco, Nicaragua
Average daylight / Average sunshine
San Juan del Río Coco, Nicaragua

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

The month with the most sunshine is May (Average sunshine: 9h and 12min).
The months with the least sunshine are January and December (Average sunshine: 6h and 0min).

Average sunshine days - San Juan del Río Coco, Nicaragua
Average sunshine days
San Juan del Río Coco, Nicaragua

The month with the most sunshine days is January (14.5 days).
The month with the least sunshine days is June (3.5 days).

Average UV index - San Juan del Río Coco, Nicaragua
Average UV index
San Juan del Río Coco, Nicaragua

The months with the highest UV index are February, March, April and July (UV index 6).
The months with the lowest UV index are January, May, June, August, September, October, November and December (UV index 5).

Average visibility - San Juan del Río Coco, Nicaragua
Average visibility
San Juan del Río Coco, Nicaragua

The month with the highest visibility is April (9km).
The months with the lowest visibility are July, August, September, October, November and December (6km).

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