Cajamarca Weather in September
In Cajamarca, September brings moderate daytime temperatures around 18°C (64°F), with nights cooling to 7°C (45°F). Expect quite a bit of rainfall this month.
Rainfall in Cajamarca in September
You can expect rain on around 10 days based on historical patterns, with 167 mm (6.6 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Cajamarca in September
If you're visiting Cajamarca in September, expect highs of 18°C (64°F) and overnight lows around 7°C (45°F). Conditions are often most pleasant around the middle of the day. At 7°C (45°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Wind Speed in Cajamarca in September
September sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.For Cajamarca itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Peru, check out our Cajamarca's climate page.
Cajamarca Temperature in September
Min Temperature
7°C (45°F)
Max Temperature
18°C (64°F)
Chance of Rain
34%
Precipitation
167 mm (6.6 in)
Rainy days
10 days
Humidity
57%
Windspeed
2 m/s (4 knots)
Daily Historical Temperatures
31-year average (1994-2025)
Based on our historical records, temperatures in Cajamarca typically stay consistent throughout September, with daily highs averaging around 18°C (64°F). Nights are cold, with lows typically ranging from 6°C (43°F) to 8°C (46°F).
Average temperatures in September
Daily Historical Precipitation
31-year average (1994-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Cajamarca in September
Browse day-by-day weather records for Cajamarca spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cajamarca historical weather extremes in September
The extremes listed below come from historical weather data collected in Cajamarca from 2005 through 2025.
- On September 8, 2016, temperatures climbed to 27°C (81°F), marking the warmest September day on record.
- The lowest daytime temperature in September was 16°C (61°F), recorded on September 25, 2009.
- Nighttime temperatures dropped to 2°C (36°F) on September 10, 2009, marking the coldest September night on record.
Best Places in Peru in September
Find out more about the weather in Peru and which places have the best travel conditions in this month. See all of Peru in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Cajamarca in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!What To Do in Cajamarca in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Peru, check out our Cajamarca's climate page.
Temperature Rainfall Humidity Wind Speed
See the full Cajamarca climate overview or explore weather in Peru.
