Weather and climate in Juliaca (Peru)

In Juliaca, there is a subtropical semi-arid mountain climate, with a rainy period from December to March and a dry period from May to September, the austral winter, when night temperatures also decrease, often falling below the freezing point. Daytime temperatures, on the other hand, are quite stable throughout the year, although they increase a bit in spring, October and November.
The city is located in the south-east of Peru, in the department of Puno, on the Andean plateau, at 3,800 meters (12,465 feet) above sea level and 15 degrees south latitude. About 20 km (12 mi) to the southeast is Lake Titicaca, the highest navigable lake in the world, split between Peru and Bolivia. Beyond the lake we find La Paz, the capital of Bolivia. The climate of Juliaca is similar to that of the upper part of La Paz, which is located on the same plateau.

Juliaca - Climate data

The average temperature of the coldest month (July) is of 6.6 °C (43.9 °F), that of the warmest month (November) is of 11.8 °C (53.3 °F). Here are the average temperatures.
Precipitation amounts to 610 millimeters (24 inches) per year: so, it is at an intermediate level. It ranges from 2 mm (0.1 in) in the driest month (July) to 135 mm (5.3 in) in the wettest one (January). Here is the average precipitation.
There are on average around 3025 sunshine hours per year. Here are the average hours of sunshine per day.

Juliaca - Weather by month

Based on the period 1991-2020

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January is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 11.3 °C (52 °F), with a minimum of 4.5 °C (40.1 °F) and a maximum of 18.1 °C (64.6 °F).
On the coldest nights of the month, the temperature usually drops to around 1.5 °C (34.5 °F). However, it dropped to -4.8 °C (23.4 °F) in January 2013.
On the warmest days of the month, the temperature usually reaches around 21.5 °C (70.5 °F). However, it reached 24.8 °C (76.6 °F) in January 1998.
Precipitation amounts to 135 mm (5.3 in), distributed over 13 days.
The day lasts on average 12 hours and 55 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 58%.
The average wind speed is 9 kph (6 mph).

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February is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 11.1 °C (52 °F), with a minimum of 4.5 °C (40.1 °F) and a maximum of 17.7 °C (63.9 °F).
On the coldest nights of the month, the temperature usually drops to around 1 °C (34 °F). However, it dropped to -5 °C (23 °F) in February 2001.
On the warmest days of the month, the temperature usually reaches around 21 °C (69.5 °F). However, it reached 24.2 °C (75.6 °F) in February 1998.
Precipitation amounts to 110 mm (4.3 in), distributed over 10 days.
The day lasts on average 12 hours and 35 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 47% of the time.
The average humidity is 62%.
The average wind speed is 9 kph (6 mph).

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March is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 11.0 °C (52 °F), with a minimum of 3.9 °C (39.1 °F) and a maximum of 18 °C (64.5 °F).
On the coldest nights, the temperature usually drops to around 0 °C (32.5 °F). However, it dropped to -3.2 °C (26.2 °F) in March 2012.
On the warmest days, the temperature usually reaches around 21 °C (70 °F). However, it reached 23.8 °C (74.8 °F) in March 1998.
Precipitation amounts to 100 mm (3.9 in), distributed over 8 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 59%.
The average wind speed is 8 kph (5 mph).

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April is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 10.2 °C (50 °F), with a minimum of 2.1 °C (35.9 °F) and a maximum of 18.2 °C (64.7 °F).
On the coldest nights, the temperature usually drops to around -2 °C (28 °F). However, it dropped to -7 °C (19.4 °F) in April 1995.
On the warmest days, the temperature usually reaches around 20.5 °C (68.5 °F). However, it reached 23.2 °C (73.8 °F) in April 2016.
Precipitation amounts to 45 mm (1.8 in), distributed over 5 days.
The day lasts on average 11 hours and 40 minutes.
There are on average 8.5 hours of sunshine per day. So, the sun shines 74% of the time.
The average humidity is 55%.
The average wind speed is 8 kph (5 mph).

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May is generally a quite mild month. However, there are remarkable differences between night and day. The average temperature is of 8.2 °C (47 °F), with a minimum of -1.6 °C (29 °F) and a maximum of 18 °C (64.4 °F).
On the coldest nights, the temperature usually drops to around -6 °C (21 °F). However, it dropped to -8 °C (17.6 °F) in May 1995.
On the warmest days, the temperature usually reaches around 20 °C (68.5 °F). However, it reached 23 °C (73.4 °F) in May 1998.
Precipitation amounts to 10 mm (0.4 in), and all occurs in one day.
The day lasts on average 11 hours and 25 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 82% of the time.
The average humidity is 48%.
The average wind speed is 7 kph (4 mph).

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June is generally a quite mild month. However, there are remarkable differences between night and day. The average temperature is of 6.9 °C (44 °F), with a minimum of -3.9 °C (25.1 °F) and a maximum of 17.6 °C (63.7 °F).
On the coldest nights, the temperature usually drops to around -7.5 °C (19 °F). However, it dropped to -10 °C (14 °F) in June 1999.
On the warmest days, the temperature usually reaches around 19.5 °C (67 °F). However, it reached 21.8 °C (71.2 °F) in June 2002.
Precipitation amounts to only 3 mm (0.1 in), distributed over 0 days.
The day lasts on average 11 hours and 10 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 89% of the time.
The average humidity is 45%.
The average wind speed is 7 kph (4 mph).

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July, the coldest month of the year, is generally a quite mild month. However, there are remarkable differences between night and day. The average temperature is of 6.6 °C (44 °F), with a minimum of -4.3 °C (24.3 °F) and a maximum of 17.5 °C (63.5 °F).
On the coldest nights of the month, the temperature usually drops to around -8 °C (18 °F). However, it dropped to -11 °C (12.2 °F) in July 2007.
On the warmest days of the month, the temperature usually reaches around 20 °C (67.5 °F). However, it reached 21.4 °C (70.5 °F) in July 1995.
Precipitation amounts to only 2 mm (0.1 in), and all occurs in one day.
The day lasts on average 11 hours and 20 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 88% of the time.
The average humidity is 42%.
The average wind speed is 7 kph (5 mph).

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August is generally a quite mild month. However, there are remarkable differences between night and day. The average temperature is of 7.9 °C (46 °F), with a minimum of -2.5 °C (27.5 °F) and a maximum of 18.2 °C (64.8 °F).
On the coldest nights of the month, the temperature usually drops to around -7 °C (19.5 °F). However, it dropped to -10 °C (14 °F) in August 2000.
On the warmest days of the month, the temperature usually reaches around 20.5 °C (69 °F). However, it reached 22.1 °C (71.8 °F) in August 2016.
Precipitation amounts to only 6 mm (0.2 in), and all occurs in one day.
The day lasts on average 11 hours and 35 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 84% of the time.
The average humidity is 40%.
The average wind speed is 9 kph (5 mph).

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September is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 8.9 °C (48 °F), with a minimum of -0.6 °C (30.9 °F) and a maximum of 18.4 °C (65.2 °F).
On the coldest nights, the temperature usually drops to around -5 °C (23 °F). However, it dropped to -8 °C (17.6 °F) in September 2013.
On the warmest days, the temperature usually reaches around 21 °C (69.5 °F). However, it reached 24 °C (75.2 °F) in September 2000.
Precipitation amounts to 20 mm (0.8 in), distributed over 4 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 75% of the time.
The average humidity is 45%.
The average wind speed is 10 kph (6 mph).

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October is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 10.7 °C (51 °F), with a minimum of 2.3 °C (36.1 °F) and a maximum of 19 °C (66.3 °F).
On the coldest nights, the temperature usually drops to around -2.5 °C (28 °F). However, it dropped to -5.5 °C (22.1 °F) in October 2003.
On the warmest days, the temperature usually reaches around 22 °C (71.5 °F). However, it reached 24 °C (75.2 °F) in October 1995.
Precipitation amounts to 40 mm (1.6 in), distributed over 5 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 45%.
The average wind speed is 10 kph (6 mph).

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November, the warmest month of the year, is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 11.8 °C (53 °F), with a minimum of 3.5 °C (38.2 °F) and a maximum of 20.2 °C (68.3 °F).
On the coldest nights, the temperature usually drops to around -0.5 °C (31 °F). However, it dropped to -4.5 °C (23.9 °F) in November 2011.
On the warmest days, the temperature usually reaches around 22.5 °C (73 °F). However, it reached 24.5 °C (76.1 °F) in November 2003.
Precipitation amounts to 55 mm (2.2 in), distributed over 5 days.
The day lasts on average 12 hours and 50 minutes.
There are on average 8.5 hours of sunshine per day. So, the sun shines 66% of the time.
The average humidity is 42%.
The average wind speed is 10 kph (6 mph).

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December, the warmest month of the year, is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 11.5 °C (53 °F), with a minimum of 3.8 °C (38.8 °F) and a maximum of 19.2 °C (66.5 °F).
On the coldest nights of the month, the temperature usually drops to around 0.5 °C (32.5 °F). However, it dropped to -8.2 °C (17.2 °F) in December 2011.
On the warmest days of the month, the temperature usually reaches around 22.5 °C (72 °F). However, it reached 26 °C (78.8 °F) in December 1997.
Precipitation amounts to 85 mm (3.3 in), distributed over 10 days.
The day lasts on average 13 hours and 0 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 51%.
The average wind speed is 10 kph (6 mph).