Tacna climate: monthly averages: annual mean temperature 15.2 C; warmest month Mar (16.1 C); coldest month Jul (13.8 C).
Annual mean temperature: 15.2 C
Warmest month: Mar (16.1 C)
Coldest month: Jul (13.8 C)
Wettest month: Feb (0.37 mm/day)
All-time record high: 28.6 C
All-time record low: 3.5 C
Tacna’s climate features mild year-round temperatures, averaging **15.2°C annually**, with minimal rainfall. The warmest month is March (16.1°C), while July is the coolest (13.8°C). Annual precipitation totals just **47 mm**, concentrated in February (0.37 mm/day). Extreme temperatures range from **3.5°C** to **28.6°C**.
Annual mean temperature 15.2 C
Warmest month Mar (16.1 C)
Coldest month Jul (13.8 C)
Wettest month Feb (0.37 mm/day)
All-time record high 28.6 C
All-time record low 3.5 C
Annual precipitation 47 mm / year
Coordinates -18.01465, -70.25362
Population 286,240
Average monthly temperature and rainfall in Tacna
Month
Mean temp (C)
Rain (mm/day)
Record high (C)
Record low (C)
Jan
15.8
0.36
28.3
8.3
Feb
16.0
0.37
25.8
8.3
Mar
16.1
0.22
27.7
8.2
Apr
15.6
0.05
26.5
7.4
May
14.8
0.01
28.0
5.2
Jun
14.1
0.02
27.2
5.6
Jul
13.8
0.11
27.3
3.5
Aug
14.5
0.07
28.1
4.1
Sep
15.2
0.07
27.5
5.3
Oct
15.5
0.05
28.6
5.0
Nov
15.5
0.06
26.7
6.9
Dec
15.6
0.18
26.9
7.3
What the Tacna climate table shows
Values are multi-decadal climatological averages for the -18.01465, -70.25362 grid cell, not a single year. Rain is the daily mean, so a value of 2.00 mm/day is about 60 mm across a 30-day month. Averages smooth over extremes, so use them for planning rather than for what to pack for next Tuesday.
Frequently asked questions
**Is Tacna hot or cold?**?
Tacna has a mild climate, rarely extreme, with average highs around 16°C and lows near 14°C.
**When does Tacna get the most rain?**?
February is the wettest month, though rainfall remains very low, averaging just 0.37 mm per day.