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The climate of Juanjuí is
tropical, hot all year round. There is no real dry season, however, the rains become rarer from June to August, the austral winter, when night temperatures also decrease a bit.
The city is located in the north of Peru, at 7 degrees south latitude, at an altitude of 300 meters (985 feet), in the department of San Martín, on the banks of the Huallaga River. We are at the foot of the Andes. To the southwest is the Rio Abiseo National Park, whose altitude ranges from 350 to 4,200 meters (1,150 to 13,800 feet) above sea level.
Occasionally, in the austral winter, especially from late June to late July, there may be slightly cool periods, perhaps of a day or two, in which the maximum temperature can drop down to 23/25 °C (73/77 °F).
Juanjui - Climate data
In Juanjui, the
average temperature of the coldest month (June) is of 26.7 °C (80.0 °F), that of the warmest month (September) is of 28.1 °C (82.5 °F). Here are the average temperatures.
Juanjui - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
|---|
| January | 23 | 32 | 27.8 | 74 | 90 | 82.1 |
|---|
| February | 23 | 32 | 27.3 | 73 | 89 | 81.2 |
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| March | 23 | 31 | 27 | 73 | 88 | 80.6 |
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| April | 23 | 31 | 27.1 | 73 | 89 | 80.8 |
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| May | 22 | 31 | 26.9 | 72 | 88 | 80.4 |
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| June | 22 | 31 | 26.7 | 72 | 89 | 80 |
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| July | 22 | 32 | 26.9 | 72 | 89 | 80.4 |
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| August | 22 | 33 | 27.2 | 71 | 91 | 81 |
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| September | 23 | 33 | 28.1 | 73 | 92 | 82.5 |
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| October | 23 | 33 | 27.9 | 73 | 91 | 82.2 |
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| November | 23 | 32 | 27.8 | 74 | 90 | 82 |
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| December | 24 | 32 | 28 | 74 | 90 | 82.3 |
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| Year | 22.7 | 32.1 | 27.35 | 72.9 | 89.7 | 81 |
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In Juanjui,
precipitation amounts to 1525 millimeters (60 inches) per year: it is therefore abundant. It ranges from 70 mm (2.8 in) in the driest months (July, August) to 180 mm (7.1 in) in the wettest ones (March, April) Here is the average precipitation.
Juanjui - Average precipitation| Month | Millimeters | Inches | Days |
|---|
| January | 110 | 4.3 | 15 |
|---|
| February | 150 | 5.9 | 15 |
|---|
| March | 180 | 7.1 | 15 |
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| April | 180 | 7.1 | 13 |
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| May | 130 | 5.1 | 12 |
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| June | 80 | 3.1 | 9 |
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| July | 70 | 2.8 | 9 |
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| August | 70 | 2.8 | 7 |
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| September | 105 | 4.1 | 10 |
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| October | 170 | 6.7 | 13 |
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| November | 160 | 6.3 | 12 |
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| December | 125 | 4.9 | 14 |
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| Year | 1525 | 60 | 143 |
|---|
In Juanjui, there are on average around 1910
sunshine hours per year. Here are the average hours of sunshine per day.
Juanjui - Sunshine hours| Month | Average | Total |
|---|
January | 5 | 160 | February | 5 | 145 | March | 3.5 | 110 | April | 4.5 | 135 | May | 5 | 150 | June | 5.5 | 170 | July | 6.5 | 195 | August | 6.5 | 205 | September | 6 | 175 | October | 5 | 150 | November | 5 | 145 | December | 5.5 | 165 | Year | 5.2 | 1910 |
Juanjui - Weather by month
Based on the period 1991-2020
In
January, the weather in Juanjui is usually very hot and muggy. The average temperature is of 27.8 °C (82 °F), with a minimum of 23.4 °C (74.1 °F) and a maximum of 32.3 °C (90.1 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (70.5 °F).
On the warmest days of the month, the temperature usually reaches around 35.5 °C (95.5 °F).
Precipitation amounts to 110 mm (4.3 in), distributed over 15 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 42% of the time.
The average humidity is 75%. Hence, the air is normally humid.
In
February, the weather in Juanjui is usually warm to hot and muggy. The average temperature is of 27.3 °C (81 °F), with a minimum of 23 °C (73.5 °F) and a maximum of 31.6 °C (88.9 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (70.5 °F).
On the warmest days of the month, the temperature usually reaches around 35.5 °C (96 °F).
Precipitation amounts to 150 mm (5.9 in), distributed over 15 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 42% of the time.
The average humidity is 77%. Hence, the air is normally humid.
In
March, the weather in Juanjui is usually warm to hot and muggy. The average temperature is of 27.0 °C (81 °F), with a minimum of 22.8 °C (73 °F) and a maximum of 31.3 °C (88.3 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (68.5 °F).
On the warmest days, the temperature usually reaches around 34.5 °C (94 °F).
Precipitation amounts to 180 mm (7.1 in), distributed over 15 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 3.5 hours of sunshine per day. So, the sun shines 30% of the time.
The average humidity is 79%. Hence, the air is normally humid.
In
April, the weather in Juanjui is usually warm to hot and muggy. The average temperature is of 27.1 °C (81 °F), with a minimum of 22.7 °C (72.9 °F) and a maximum of 31.5 °C (88.6 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (68.5 °F).
On the warmest days, the temperature usually reaches around 34.5 °C (93.5 °F).
Precipitation amounts to 180 mm (7.1 in), distributed over 13 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 77%. Hence, the air is normally humid.
In
May, the weather in Juanjui is usually warm to hot and muggy. The average temperature is of 26.9 °C (80 °F), with a minimum of 22.5 °C (72.5 °F) and a maximum of 31.2 °C (88.2 °F).
On the coldest nights, the temperature usually drops to around 19.5 °C (67.5 °F).
On the warmest days, the temperature usually reaches around 33 °C (92 °F).
Precipitation amounts to 130 mm (5.1 in), distributed over 12 days.
The day lasts on average 11 hours and 50 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 77%. Hence, the air is normally humid.
In
June, the least warm month of the year, the weather in Juanjui is usually warm to hot and muggy. The average temperature is of 26.7 °C (80 °F), with a minimum of 22 °C (71.6 °F) and a maximum of 31.4 °C (88.5 °F).
On the coldest nights, the temperature usually drops to around 19.5 °C (66.5 °F).
On the warmest days, the temperature usually reaches around 33.5 °C (92.5 °F).
Precipitation amounts to 80 mm (3.1 in), distributed over 9 days.
The day lasts on average 11 hours and 40 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 76%. Hence, the air is normally humid.
In
July, the weather in Juanjui 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 (89.4 °F).
On the coldest nights of the month, the temperature usually drops to around 19 °C (66.5 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 70 mm (2.8 in), distributed over 9 days.
The day lasts on average 11 hours and 50 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 74%. Hence, the air is normally humid.
In
August, the weather in Juanjui is usually warm to hot and muggy. The average temperature is of 27.2 °C (81 °F), with a minimum of 21.7 °C (71 °F) and a maximum of 32.7 °C (90.9 °F).
On the coldest nights of the month, the temperature usually drops to around 19 °C (66.5 °F).
On the warmest days of the month, the temperature usually reaches around 35.5 °C (96 °F).
Precipitation amounts to 70 mm (2.8 in), distributed over 7 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 55% of the time.
The average humidity is 72%. Hence, the air is normally humid.
In
September, the hottest month of the year, the weather in Juanjui is usually very hot. The average temperature is of 28.1 °C (82 °F), with a minimum of 22.8 °C (73 °F) and a maximum of 33.3 °C (92 °F).
On the coldest nights, the temperature usually drops to around 20 °C (68 °F).
On the warmest days, the temperature usually reaches around 37 °C (98.5 °F).
Precipitation amounts to 105 mm (4.1 in), distributed over 10 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 70%.
In
October, the weather in Juanjui is usually very hot and muggy. The average temperature is of 27.9 °C (82 °F), with a minimum of 22.9 °C (73.2 °F) and a maximum of 32.8 °C (91.1 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (68.5 °F).
On the warmest days, the temperature usually reaches around 36 °C (97 °F).
Precipitation amounts to 170 mm (6.7 in), distributed over 13 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 39% of the time.
The average humidity is 74%. Hence, the air is normally humid.
In
November, the weather in Juanjui is usually very hot and muggy. The average temperature is of 27.8 °C (82 °F), with a minimum of 23.1 °C (73.6 °F) and a maximum of 32.5 °C (90.5 °F).
On the coldest nights, the temperature usually drops to around 20 °C (68.5 °F).
On the warmest days, the temperature usually reaches around 35.5 °C (96 °F).
Precipitation amounts to 160 mm (6.3 in), distributed over 12 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 39% of the time.
The average humidity is 74%. Hence, the air is normally humid.
In
December, the weather in Juanjui is usually very hot and muggy. The average temperature is of 28.0 °C (82 °F), with a minimum of 23.6 °C (74.5 °F) and a maximum of 32.3 °C (90.2 °F).
On the coldest nights of the month, the temperature usually drops to around 21 °C (70 °F).
On the warmest days of the month, the temperature usually reaches around 35.5 °C (96 °F).
Precipitation amounts to 125 mm (4.9 in), distributed over 14 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 42% of the time.
The average humidity is 74%. Hence, the air is normally humid.