Climate - Tacna (Peru)
Average weather, temperature, rainfall, sunshine hours
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Climate chart - Tacna
The climate of Tacna is subtropical desert, with a warm, fairly sunny period from December to March and a quite cool period from June to September, during which fogs and low clouds can form. The rains are very rare.
The city is located in the extreme south of Peru, at 18 degrees south latitude, a short distance from the border with Chile, and about 40 km (25 mi) away from the Pacific Ocean. As the city extends into the valley of the Caplina river, the altitude varies a lot, from 400 to 800 meters (1,300 to 2,600 feet), while the central part is at 580 meters (1,900 ft). The airport, from which the weather data is taken, is at 470 meters (1,540 ft).
Tacna - Climate data
In Tacna, the average temperature of the coldest month (July) is of 15.2 °C (59.4 °F), that of the warmest month (February) is of 23.4 °C (74.2 °F). Here are the average temperatures.Tacna - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
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| January | 17.5 | 28.2 | 22.9 | 64 | 83 | 73.2 |
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| February | 18.1 | 28.8 | 23.4 | 65 | 84 | 74.2 |
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| March | 17.1 | 28 | 22.6 | 63 | 82 | 72.6 |
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| April | 15.3 | 25.7 | 20.5 | 60 | 78 | 68.9 |
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| May | 13.4 | 23 | 18.2 | 56 | 73 | 64.8 |
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| June | 11.8 | 20.7 | 16.2 | 53 | 69 | 61.2 |
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| July | 10.8 | 19.6 | 15.2 | 51 | 67 | 59.4 |
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| August | 10.9 | 20 | 15.5 | 52 | 68 | 59.8 |
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| September | 11.6 | 21.2 | 16.4 | 53 | 70 | 61.5 |
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| October | 12.8 | 22.9 | 17.9 | 55 | 73 | 64.2 |
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| November | 14.3 | 24.6 | 19.5 | 58 | 76 | 67.1 |
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| December | 15.9 | 26.3 | 21.1 | 61 | 79 | 70 |
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| Year | 14.1 | 24.1 | 19.05 | 57.4 | 75.3 | 66.5 |
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In Tacna, precipitation amounts to 30 millimeters (1.2 inches) per year: it is therefore at a desert level. It ranges from 0 mm (0 in) in the driest months (March, April, November, December) to 9 mm (0.4 in) in the wettest one (September). Here is the average precipitation.Tacna - Average precipitation| Month | Millimeters | Inches | Days |
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| January | 1 | 0 | 0 |
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| February | 1 | 0 | 0 |
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| March | 0 | 0 | 0 |
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| April | 0 | 0 | 0 |
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| May | 2 | 0.1 | 0 |
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| June | 2 | 0.1 | 0 |
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| July | 4 | 0.2 | 1 |
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| August | 6 | 0.2 | 1 |
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| September | 9 | 0.3 | 0 |
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| October | 3 | 0.1 | 0 |
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| November | 0 | 0 | 0 |
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| December | 0 | 0 | 0 |
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| Year | 30 | 1.2 | 3 |
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In Tacna, there are on average around 2440 sunshine hours per year. Here are the average hours of sunshine per day.
Tacna - Sunshine hours| Month | Average | Total |
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January | 7 | 215 | February | 7 | 200 | March | 7.5 | 230 | April | 7.5 | 220 | May | 5.5 | 175 | June | 5.5 | 160 | July | 5.5 | 175 | August | 6 | 190 | September | 5 | 145 | October | 7.5 | 230 | November | 8 | 245 | December | 8 | 250 | Year | 6.7 | 2440 |
Tacna - Weather by month
Based on the period 1991-2020
In January, the weather in Tacna is usually warm to hot. The average temperature is of 22.9 °C (73 °F), with a minimum of 17.5 °C (63.6 °F) and a maximum of 28.2 °C (82.8 °F).
On the coldest nights of the month, the temperature usually drops to around 15 °C (59 °F). However, it dropped to 11 °C (51.8 °F) in January 1999.
On the warmest days of the month, the temperature usually reaches around 30.5 °C (86.5 °F). However, it reached 33 °C (91.4 °F) in January 2003.
Precipitation amounts to only 1 mm (0 in), distributed over 0 days.
The day lasts on average 13 hours and 5 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 63%.
The average wind speed is 9 kph (6 mph).
In February, the warmest month of the year, the weather in Tacna is usually warm to hot. The average temperature is of 23.4 °C (74 °F), with a minimum of 18.1 °C (64.5 °F) and a maximum of 28.8 °C (83.9 °F).
On the coldest nights of the month, the temperature usually drops to around 16 °C (60.5 °F). However, it dropped to 11.8 °C (53.2 °F) in February 2005.
On the warmest days of the month, the temperature usually reaches around 31 °C (87.5 °F). However, it reached 33.2 °C (91.8 °F) in February 2017.
Precipitation amounts to only 1 mm (0 in), distributed over 0 days.
The day lasts on average 12 hours and 40 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 55% of the time.
The average humidity is 64%.
The average wind speed is 9 kph (6 mph).
In March, the weather in Tacna is usually warm to hot. The average temperature is of 22.6 °C (73 °F), with a minimum of 17.1 °C (62.8 °F) and a maximum of 28 °C (82.4 °F).
On the coldest nights, the temperature usually drops to around 14.5 °C (58 °F). However, it dropped to 12.1 °C (53.8 °F) in March 2007.
On the warmest days, the temperature usually reaches around 30 °C (86.5 °F). However, it reached 33.8 °C (92.8 °F) in March 2003.
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 12 hours and 10 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 66%.
The average wind speed is 8 kph (5 mph).
In April, the weather in Tacna is usually warm. The average temperature is of 20.5 °C (69 °F), with a minimum of 15.3 °C (59.6 °F) and a maximum of 25.7 °C (78.2 °F).
On the coldest nights, the temperature usually drops to around 13 °C (55.5 °F). However, it dropped to 11 °C (51.8 °F) in April 2007.
On the warmest days, the temperature usually reaches around 28.5 °C (83 °F). However, it reached 30.8 °C (87.4 °F) in April 2010.
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 11 hours and 40 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).
In May, the weather in Tacna is usually warm. The average temperature is of 18.2 °C (65 °F), with a minimum of 13.4 °C (56.2 °F) and a maximum of 23 °C (73.5 °F).
On the coldest nights, the temperature usually drops to around 10 °C (50.5 °F). However, it dropped to 8.1 °C (46.6 °F) in May 2005.
On the warmest days, the temperature usually reaches around 26.5 °C (79.5 °F). However, it reached 31.3 °C (88.3 °F) in May 2010.
Precipitation amounts to only 2 mm (0.1 in), distributed over 0 days.
The day lasts on average 11 hours and 20 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
In June, the weather in Tacna is usually very mild. The average temperature is of 16.2 °C (61 °F), with a minimum of 11.8 °C (53.2 °F) and a maximum of 20.7 °C (69.2 °F).
On the coldest nights, the temperature usually drops to around 9 °C (48 °F). However, it dropped to 5.2 °C (41.4 °F) in June 2007.
On the warmest days, the temperature usually reaches around 23.5 °C (74.5 °F). However, it reached 30.1 °C (86.2 °F) in June 2016.
Precipitation amounts to only 2 mm (0.1 in), distributed over 0 days.
The day lasts on average 11 hours and 5 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.
There are on average 5.5 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
In July, the coldest month of the year, the weather in Tacna is usually very mild. The average temperature is of 15.2 °C (59 °F), with a minimum of 10.8 °C (51.5 °F) and a maximum of 19.6 °C (67.4 °F).
On the coldest nights of the month, the temperature usually drops to around 8.5 °C (47 °F). However, it dropped to 6 °C (42.8 °F) in July 2007.
On the warmest days of the month, the temperature usually reaches around 23 °C (73.5 °F). However, it reached 31.6 °C (88.9 °F) in July 2016.
Precipitation amounts to only 4 mm (0.2 in), and all occurs in one day.
The day lasts on average 11 hours and 10 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
In August, the weather in Tacna is usually very mild. The average temperature is of 15.5 °C (60 °F), with a minimum of 10.9 °C (51.6 °F) and a maximum of 20 °C (68.1 °F).
On the coldest nights of the month, the temperature usually drops to around 8.5 °C (47.5 °F). However, it dropped to 4.9 °C (40.8 °F) in August 2010.
On the warmest days of the month, the temperature usually reaches around 23 °C (74 °F). However, it reached 32.6 °C (90.7 °F) in August 1997.
Precipitation amounts to only 6 mm (0.2 in), and all occurs in one day.
The day lasts on average 11 hours and 30 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
In September, the weather in Tacna is usually very mild. The average temperature is of 16.4 °C (62 °F), with a minimum of 11.6 °C (52.8 °F) and a maximum of 21.2 °C (70.2 °F).
On the coldest nights, the temperature usually drops to around 9.5 °C (49.5 °F). However, it dropped to 6.8 °C (44.2 °F) in September 2010.
On the warmest days, the temperature usually reaches around 24 °C (75 °F). However, it reached 26.1 °C (79 °F) in September 1999.
Precipitation amounts to only 9 mm (0.4 in), distributed over 0 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).
In October, the weather in Tacna is usually very mild. The average temperature is of 17.9 °C (64 °F), with a minimum of 12.8 °C (55.1 °F) and a maximum of 22.9 °C (73.3 °F).
On the coldest nights, the temperature usually drops to around 11 °C (51.5 °F). However, it dropped to 8 °C (46.4 °F) in October 2007.
On the warmest days, the temperature usually reaches around 25.5 °C (77.5 °F). However, it reached 29.2 °C (84.6 °F) in October 2015.
Precipitation amounts to only 3 mm (0.1 in), distributed over 0 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 60% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is 9 kph (6 mph).
In November, the weather in Tacna is usually warm. The average temperature is of 19.5 °C (67 °F), with a minimum of 14.3 °C (57.8 °F) and a maximum of 24.6 °C (76.3 °F).
On the coldest nights, the temperature usually drops to around 12.5 °C (54.5 °F). However, it dropped to 8.8 °C (47.8 °F) in November 2010.
On the warmest days, the temperature usually reaches around 26.5 °C (79.5 °F). However, it reached 28.2 °C (82.8 °F) in November 2009.
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 13 hours and 0 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 62% of the time.
The average humidity is 70%.
The average wind speed is 9 kph (6 mph).
In December, the weather in Tacna is usually warm. The average temperature is of 21.1 °C (70 °F), with a minimum of 15.9 °C (60.6 °F) and a maximum of 26.3 °C (79.3 °F).
On the coldest nights of the month, the temperature usually drops to around 13.5 °C (56 °F). However, it dropped to 11.1 °C (52 °F) in December 1993.
On the warmest days of the month, the temperature usually reaches around 28 °C (82.5 °F). However, it reached 29.4 °C (84.9 °F) in December 2016.
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 13 hours and 10 minutes. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.
There are on average 8 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 66%.
The average wind speed is 9 kph (6 mph).
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