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The climate of Riberalta is
tropical, with a rainy season from October to April and a dry, relatively cool season from June to August. From mid-August to October, before the rains, it is the hottest time of the year.
The city is located in the north of Bolivia, in the department of Beni, at an altitude of 140 meters, where the rivers Beni and Madre de Dios meet.
The
average temperatures are high all year round, but in the austral winter, from June to August, they decrease a bit, especially at night. Also, especially from April to September,
cool air from the Argentine pampas can sometimes arrive here, bringing suddenly cool temperatures, sometimes even a little chilly at night. In July 2000 there was a day with a maximum of 14 °C (57 °F).
Best Time
The
best time to visit Riberalta is from mid-May to mid-August, as it is the coolest and driest of the year. Sometimes a thunderstorm can break out, moreover, it can get very hot, but less than in the rest of the year. It must be said that sometimes there can be sharp drops in temperature. In August, it is often very hot even in the first half of the month.
Riberalta - Climate data
In Riberalta, the
average temperature of the coldest month (July) is of 25.0 °C (77.0 °F), that of the warmest month (October) is of 28.0 °C (82.3 °F). Here are the average temperatures.
Riberalta - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
|---|
| January | 22 | 32 | 27.1 | 72 | 89 | 80.7 |
|---|
| February | 22 | 31 | 26.8 | 72 | 88 | 80.3 |
|---|
| March | 22 | 32 | 27.1 | 72 | 89 | 80.7 |
|---|
| April | 22 | 32 | 26.9 | 72 | 89 | 80.4 |
|---|
| May | 21 | 31 | 25.9 | 69 | 88 | 78.6 |
|---|
| June | 19 | 31 | 25.1 | 67 | 88 | 77.2 |
|---|
| July | 18 | 32 | 25 | 65 | 89 | 77 |
|---|
| August | 19 | 33 | 26.4 | 67 | 92 | 79.4 |
|---|
| September | 21 | 34 | 27.5 | 70 | 93 | 81.5 |
|---|
| October | 22 | 34 | 28 | 72 | 93 | 82.3 |
|---|
| November | 22 | 33 | 27.4 | 72 | 91 | 81.3 |
|---|
| December | 23 | 32 | 27.2 | 73 | 89 | 80.9 |
|---|
| Year | 21.2 | 32.2 | 26.65 | 70.2 | 89.9 | 80 |
|---|
In Riberalta,
precipitation amounts to 1355 millimeters (53.3 inches) per year: it is therefore quite abundant. It ranges from 2 mm (0.1 in) in the driest month (July) to 255 mm (10 in) in the wettest one (February). Here is the average precipitation.
Riberalta - Average precipitation| Month | Millimeters | Inches | Days |
|---|
| January | 195 | 7.7 | 11 |
|---|
| February | 255 | 10 | 11 |
|---|
| March | 250 | 9.8 | 10 |
|---|
| April | 130 | 5.1 | 6 |
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| May | 50 | 2 | 4 |
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| June | 11 | 0.4 | 2 |
|---|
| July | 2 | 0.1 | 1 |
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| August | 20 | 0.8 | 1 |
|---|
| September | 55 | 2.2 | 2 |
|---|
| October | 85 | 3.3 | 5 |
|---|
| November | 150 | 5.9 | 8 |
|---|
| December | 155 | 6.1 | 10 |
|---|
| Year | 1355 | 53.3 | 70 |
|---|
Riberalta - Weather by month
Based on the period 1991-2020
In
January, the weather in Riberalta is usually warm to hot and muggy. The average temperature is of 27.1 °C (81 °F), with a minimum of 22.5 °C (72.5 °F) and a maximum of 31.6 °C (88.9 °F).
On the coldest nights of the month, the temperature usually drops to around 20.5 °C (69 °F). However, it dropped to 16.6 °C (61.9 °F) in January 1996.
On the warmest days of the month, the temperature usually reaches around 35 °C (95 °F). However, it reached 37.5 °C (99.5 °F) in January 2016.
Precipitation amounts to 195 mm (7.7 in), distributed over 11 days.
The day lasts on average 12 hours and 40 minutes.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
In
February, the weather in Riberalta is usually warm to hot and muggy. The average temperature is of 26.8 °C (80 °F), with a minimum of 22.4 °C (72.3 °F) and a maximum of 31.3 °C (88.3 °F).
On the coldest nights of the month, the temperature usually drops to around 20.5 °C (69 °F). However, it dropped to 18.1 °C (64.6 °F) in February 1998.
On the warmest days of the month, the temperature usually reaches around 34.5 °C (94 °F). However, it reached 35.9 °C (96.6 °F) in February 2016.
Precipitation amounts to 255 mm (10 in), distributed over 11 days.
The day lasts on average 12 hours and 25 minutes.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
In
March, the weather in Riberalta is usually warm to hot and muggy. The average temperature is of 27.1 °C (81 °F), with a minimum of 22.5 °C (72.4 °F) and a maximum of 31.7 °C (89 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (69 °F). However, it dropped to 18.4 °C (65.1 °F) in March 2018.
On the warmest days, the temperature usually reaches around 34.5 °C (94 °F). However, it reached 36 °C (96.8 °F) in March 1998.
Precipitation amounts to 250 mm (9.8 in), distributed over 10 days.
The day lasts on average 12 hours and 5 minutes.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).
In
April, the weather in Riberalta is usually warm to hot and muggy. The average temperature is of 26.9 °C (80 °F), with a minimum of 22 °C (71.5 °F) and a maximum of 31.9 °C (89.3 °F).
On the coldest nights, the temperature usually drops to around 17.5 °C (63.5 °F). However, it dropped to 12.3 °C (54.1 °F) in April 2016.
On the warmest days, the temperature usually reaches around 35 °C (95.5 °F). However, it reached 37.3 °C (99.1 °F) in April 2010.
Precipitation amounts to 130 mm (5.1 in), distributed over 6 days.
The day lasts on average 11 hours and 50 minutes.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).
In
May, the weather in Riberalta is usually warm to hot and muggy. The average temperature is of 25.9 °C (79 °F), with a minimum of 20.6 °C (69.2 °F) and a maximum of 31.1 °C (88 °F).
On the coldest nights, the temperature usually drops to around 15.5 °C (60 °F). However, it dropped to 11.5 °C (52.7 °F) in May 2008.
On the warmest days, the temperature usually reaches around 34.5 °C (94.5 °F). However, it reached 36.1 °C (97 °F) in May 2005.
Precipitation amounts to 50 mm (2 in), distributed over 4 days.
The day lasts on average 11 hours and 35 minutes.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
In
June, the weather in Riberalta is usually warm to hot and muggy. The average temperature is of 25.1 °C (77 °F), with a minimum of 19.2 °C (66.6 °F) and a maximum of 31 °C (87.9 °F).
On the coldest nights, the temperature usually drops to around 13.5 °C (56.5 °F). However, it dropped to 7 °C (44.6 °F) in June 2001.
On the warmest days, the temperature usually reaches around 34.5 °C (94 °F). However, it reached 35.7 °C (96.3 °F) in June 2010.
Precipitation amounts to 11 mm (0.4 in), distributed over 2 days.
The day lasts on average 11 hours and 30 minutes.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).
In
July, the coolest month of the year, the weather in Riberalta is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 25.0 °C (77 °F), with a minimum of 18.1 °C (64.6 °F) and a maximum of 31.9 °C (89.4 °F).
On the coldest nights of the month, the temperature usually drops to around 11.5 °C (53 °F). However, it dropped to 8.4 °C (47.1 °F) in July 2017.
On the warmest days of the month, the temperature usually reaches around 35.5 °C (96 °F). However, it reached 37.5 °C (99.5 °F) in July 2015.
Precipitation amounts to only 2 mm (0.1 in), and all occurs in one day.
The day lasts on average 11 hours and 35 minutes.
The average humidity is 68%.
The average wind speed is 7 kph (4 mph).
In
August, the weather in Riberalta is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 26.4 °C (79 °F), with a minimum of 19.3 °C (66.7 °F) and a maximum of 33.4 °C (92.2 °F).
On the coldest nights of the month, the temperature usually drops to around 13 °C (55 °F). However, it dropped to 8.4 °C (47.1 °F) in August 1999.
On the warmest days of the month, the temperature usually reaches around 37 °C (98.5 °F). However, it reached 39 °C (102.2 °F) in August 2005.
Precipitation amounts to 20 mm (0.8 in), and all occurs in one day.
The day lasts on average 11 hours and 50 minutes.
The average humidity is 64%.
The average wind speed is 7 kph (5 mph).
In
September, the weather in Riberalta is usually warm to hot. The average temperature is of 27.5 °C (82 °F), with a minimum of 21.1 °C (70.1 °F) and a maximum of 33.9 °C (93 °F).
On the coldest nights, the temperature usually drops to around 15.5 °C (60 °F). However, it dropped to 11 °C (51.8 °F) in September 2005.
On the warmest days, the temperature usually reaches around 37.5 °C (100 °F). However, it reached 39.7 °C (103.5 °F) in September 2010.
Precipitation amounts to 55 mm (2.2 in), distributed over 2 days.
The day lasts on average 12 hours and 5 minutes.
The average humidity is 67%.
The average wind speed is 8 kph (5 mph).
In
October, the hottest month of the year, the weather in Riberalta is usually very hot and muggy. The average temperature is of 28.0 °C (82 °F), with a minimum of 22.2 °C (72.1 °F) and a maximum of 33.7 °C (92.6 °F).
On the coldest nights, the temperature usually drops to around 18.5 °C (65.5 °F). However, it dropped to 9.6 °C (49.3 °F) in October 1996.
On the warmest days, the temperature usually reaches around 37 °C (99 °F). However, it reached 39.3 °C (102.7 °F) in October 1995.
Precipitation amounts to 85 mm (3.3 in), distributed over 5 days.
The day lasts on average 12 hours and 25 minutes.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is 7 kph (5 mph).
In
November, the weather in Riberalta is usually warm to hot and muggy. The average temperature is of 27.4 °C (81 °F), with a minimum of 22.2 °C (72.1 °F) and a maximum of 32.6 °C (90.6 °F).
On the coldest nights, the temperature usually drops to around 19 °C (66.5 °F). However, it dropped to 12.4 °C (54.3 °F) in November 1999.
On the warmest days, the temperature usually reaches around 36.5 °C (97.5 °F). However, it reached 38.9 °C (102 °F) in November 2015.
Precipitation amounts to 150 mm (5.9 in), distributed over 8 days.
The day lasts on average 12 hours and 35 minutes.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
In
December, the weather in Riberalta is usually warm to hot and muggy. The average temperature is of 27.2 °C (81 °F), with a minimum of 22.5 °C (72.5 °F) and a maximum of 31.8 °C (89.3 °F).
On the coldest nights of the month, the temperature usually drops to around 20 °C (68.5 °F). However, it dropped to 15.4 °C (59.7 °F) in December 2010.
On the warmest days of the month, the temperature usually reaches around 35 °C (95 °F). However, it reached 36.8 °C (98.2 °F) in December 2015.
Precipitation amounts to 155 mm (6.1 in), distributed over 10 days.
The day lasts on average 12 hours and 50 minutes.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 7 kph (5 mph).