Climate normals · 1970–2000
San Juan Climate
San Juan is a city in Peru (16) with a population of about 78,153. Its average annual temperature is 26.2°C (79°F), with roughly 2771 mm of rain per year.
26.2°C
Avg Temp
2771
Precip (mm/yr)
Nov
Hottest Month
Jul
Coldest Month
San Juan Climate
San Juan has an average annual temperature of 26.2°C (79°F) and receives about 2771 mm of precipitation per year. The warmest month is November and the coldest is July. Figures are 1970–2000 climate normals.
26.2°C
Avg Temp
2771
Precip (mm/yr)
Nov
Hottest Month
Jul
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 26° / 80° | 279 mm |
| February | 27° / 80° | 240 mm |
| March | 26° / 80° | 275 mm |
| April | 26° / 79° | 296 mm |
| May | 26° / 79° | 262 mm |
| June | 26° / 78° | 187 mm |
| July | 25° / 78° | 149 mm |
| August | 26° / 78° | 161 mm |
| September | 26° / 79° | 184 mm |
| October | 27° / 80° | 222 mm |
| November | 27° / 80° | 241 mm |
| December | 27° / 80° | 275 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit San Juan
The most comfortable months to visit San Juan are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is November (around 32°C high). The coldest is July (near 20°C low). April is usually the wettest month.
Where to stay near San Juan
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Frequently Asked Questions
The most comfortable months to visit San Juan are typically July, August and June, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
San Juan, Peru has an average annual temperature of 26.2°C and about 2771 mm of precipitation per year. The warmest month is November and the coldest is July.
In November, the hottest month, daily highs in San Juan average about 32°C (89°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.