The climate of San Borja
Located deep within the heartland of South America, the Bolivian city of
San Borja experiences a climate defined by the Köppen classification as a Tropical Monsoon climate. Sandwiched between the Tropical Andes and the Amazon Rainforest, this area undergoes major shifts in its climatological parameters throughout the year.
Making a pivot towards the weather, temperatures here remain consistently warm year-round, with average monthly high temperatures peaking at 32.5°C (90.5°F) in
September and dipping to a relatively mild 27.1°C (80.8°F) in
June. Minimum temperatures follow a similar pattern, ranging from 21°C (69.8°F) in
December to 16.6°C (61.9°F) in
July, affirming the tropical climate. Sunshine hours reflect this consistency, clocking in between 5.9 and 9 hours from
January to December.
Precipitation exhibits the most variance. Rainfall can fluctuate quite dramatically between 414mm (16.3") in January and
February, plummeting to a meager 57mm (2.24") in
August. The number of rainfall days reflects this pattern, with January seeing close to 28.1 wet days and August witnessing just 11. It's no surprise to find the relative humidity dropping from 90% in February to 67% in August.
The wind speed in San Borja vacillates moderately, with gust speeds ranging from 8.4km/h (5.2mph) in December to 6.3km/h (3.9mph) in
May, hinting at a calming breeze is more norm than exception.
The best time to visit San Borja
While
San Borja does boast an all-year-round warmth, the best time to visit would be the drier months from
June to
September. The skies are clear, with cloud cover dropping to 31% and 32% in
August and September respectively, and rain is a relative rarity. Plus, the city basks in extended sunshine hours, peaking at 9 hours in August and September, and a manageable temperature range of 27.5°C (81.5°F) to 32.5°C (90.5°F) from June to September ensures comfortable sightseeing and activity planning.
The worst time to visit San Borja
The least recommended period for a visit to
San Borja would be the damp and humid season, primarily between
December and
February. Rainfall in these months can reach an overwhelming 410mm (16.14") and 414mm (16.3") correspondingly. A combination of high relative humidity of up to 90% and limited average sunshine of around 5.9 hours in
January and 4.8 hours in February, may dampen the spirits of all but the most ardent rain lovers.
Spring weather in San Borja
Spring in
San Borja stretches from
September to
November, manifesting as a period of transition from the drier seasons to wetter months. Temperatures hover between 27.5°C (81.5°F) to 31.6°C (88.9°F) and lows vary from 16.6°C (61.9°F) to 20.6°C (69.1°F). Rainfall starts to increase, from 57mm (2.24") in
August steadily escalating to 240mm (9.45") by November. Bright sunshine prevails for around 8.6 to 8.9 hours a day, with cloud cover starting to thicken from 32% to 44%.
Summer weather in San Borja
The summer months,
December through
February, are usually marked by lush green landscapes thanks to the high rainfall, peaking at 414mm (16.3") in December. The city experiences comforting temperatures in the range of 28.5°C (83.3°F) to 29.5°C (85.1°F) during the day time and slightly chillier nights with lows dipping to 20.7°C (69.3°F) to 20.9°C (69.6°F). However, the relative humidity could reach up to 90%, making the climate feel quite steamy.
Autumn weather in San Borja
Autumn, spanning
March to
May, is when
San Borja begins withdrawing from its rainiest period. Rainfall decreases progressively from 373mm (14.69") in March to a modest 70mm (2.76") by May. Temperatures plateau, with highs settling between 29.1°C (84.4°F) down to 27.1°C (80.8°F) and lows moderating from 20.4°C (68.7°F) to 17.3°C (63.1°F). Sunshine persists for about 5.7 to 6.6 hours daily, offering brightly lit and relatively dry days for outdoor activities.
Winter weather in San Borja
Winter is a time of minimal rainfall and plentiful sunshine in
San Borja.
June initiates the driest period, with rainfall plunging to 70mm (2.76") and continuing to fall steadily until it bottoms out at a mere 57mm (2.24") in
August. Daytime temperatures span from 27.1°C (80.8°F) to 30.2°C (86.4°F), coupled with lower nightly temperatures of 17.5°C (63.5°F) down to an annual low of 16.6°C (61.9°F) in
July. Enjoy sunlit days, with 6.7 to 7.5 hours of sunshine, and surprisingly lower humidity levels, around 78 to 67%.
Weather in January
January sees the start of the year with a blend of high humidity and significant rainfall. Weather is characterized by tropical moisture, making the surroundings lush and green. The rainfall can peak up to 410 millimeters (mm), showcasing one of the highest averages in the year.
Weather in January » Weather in February
Transitioning from
January,
February's weather highlights the continuous tropical climate in
San Borja. The city experiences heavy showers as the season proceeds. February echoes January's weather conditions, with a fractional decrease in rain and daylight hours.
Weather in February »Weather in March
In
March, the weather in
San Borja subtly transforms. It's a transition point, where the rainfall begins to decrease but the high humidity persists. This atmospheric condition tends to amplify the tropical sensation in the city. Visitors can still observe the impact of the preceding wet months.
Weather in March »
Weather in April
Compared to previous months,
April experiences less rainfall with a drop to 256mm (10.08"), marking a slow departure from the torrential rains. The weather pattern in
San Borja maintains its tropical charm, but the constant showers gradually diminish.
Weather in April »Weather in May
May brings about a noticeable change in
San Borja's weather pattern. The rainfall continues to taper off, declaring the start of the dry season. As the weather shifts, the city commences a transformation, reflecting the influence of climate on its surrounding.
Weather in May » Weather in June
A warm yet drier phase marks the weather in
June in
San Borja,
Bolivia. After the monsoon exit, the city enlightens in a bright haze under increased sunshine. The weather is adorned with clear skies and basks in the glow of the sun.
Weather in June »
Weather in July
As the year progresses to
July,
San Borja delights in the least amount of rainfall, measured around 67mm (2.64"). The city's weather remains visibly warm, but the drastic reduction in rain introduces a new phase. The minimized showers create an ideal atmosphere for perceiving San Borja's assorted topographies.
Weather in July »Weather in August
The weather in
August in
San Borja,
Bolivia, bears a remarkable contrast from the initial months of the year. The rainfall remains reasonably low, maintaining the dry season. The city savors the brevity of showers paired with abundant sunshine, perfect for outdoor explorations.
Weather in August »Weather in September
September sees the weather in
San Borja gently shifting gears. The city undergoes climate shifts further, preparing for the impending incoming wet season. There's an infinitesimal increase in rain compared to the prior months, signaling a change.
Weather in September »
Weather in October
October's weather in
San Borja signals the return of the usual rainfall pattern. The city revisits its previous rhythm with an increase in showers. The weather evolves, reflecting the shift from dry to wet conditions. October proclaims the transition, the city further amplifying its tropical environment.
Weather in October » Weather in November
November ushers in a significant increase in rainfall in
San Borja. As the weather transitions, the city anticipates the arrival of the prominent wet season. Rain showers redefine the surroundings, marking the revival of the green foliage.
Weather in November » Weather in December
December wraps up the year in
San Borja,
Bolivia, by reinstating its characteristic rainfall. The weather is marked by a gradual increase in rain, a distinctive trait of San Borja's climatic pattern. The city, basking in December's rains, embraces the thriving lushness around it.
Weather in December »