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Weather in Cusco for September 2025

Your guide to Cusco weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Cusco is slightly cooler than the historical average by -0.8 °C.

  • The forecast for the upcoming days in Cusco predicts a temperature of 17.4 °C, which is slightly above the historical average.

  • In general, the average temperature in Cusco at the beginning of September is 14.9 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 17.3 °C by the end of September.

    • Rain 🌧️

  • Cusco in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 132.3 mm.

Average dry days
13
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/6°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
58 %
Avg humidity

Cusco Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Thundery outbreaks possible
15°
2
Thundery outbreaks possible
15°
3
Light rain shower
17°
4
Light rain shower
16°
5
Patchy light rain with thunder
12°
6
Thundery outbreaks possible
14°
7
Patchy light rain with thunder
15°
8
Patchy rain possible
18°
9
Patchy rain possible
17°
10
Partly cloudy
16°
11
Thundery outbreaks possible
18°
12
Thundery outbreaks possible
17°
13
Partly cloudy
16°
14
Partly cloudy
17°
15
Thundery outbreaks possible
16°
16
Patchy rain possible
16°
17
Moderate rain
16°
18
Patchy rain possible
16°
19
Patchy rain possible
18°
20
Patchy rain possible
20°
21
Patchy rain possible
20°
22
Patchy rain possible
18°
23
Patchy rain possible
15°
24
Patchy rain possible
17°
25
Patchy rain possible
18°
26
Partly cloudy
19°
27
Patchy rain possible
19°
28
Patchy rain possible
15°
29
Patchy rain possible
17°
30
Patchy light rain with thunder
16°

Temperatures trend during September in Cusco

See the weather trend as well as the moving average line

September weather in Cusco day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 15° /5° 2.2 mm 5
2 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 15° /5° 2 mm 5
3 Sept. Light rain shower
Light rain shower
 17° /4° 3 mm 5
4 Sept. Light rain shower
Light rain shower
 16° /5° 2.4 mm 5
5 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 12° /6° 4.1 mm 4
6 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 14° /5° 2.7 mm 4
7 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 15° /6° 3.8 mm 4
8 Sept. Patchy rain possible
Patchy rain possible
 18° /5° 0.3 mm 5
9 Sept. Patchy rain possible
Patchy rain possible
 17° /6° 0.1 mm 5
10 Sept. Partly cloudy
Partly cloudy
 16° /5° 0.1 mm 5
11 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 18° /7° 0.9 mm 5
12 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 17° /6° 0.1 mm 5
13 Sept. Partly cloudy
Partly cloudy
 16° /6° 0.2 mm 6
14 Sept. Partly cloudy
Partly cloudy
 17° /6° 2.2 mm 5
15 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 16° /6° 0.2 mm 5
16 Sept. Patchy rain possible
Patchy rain possible
 16° /6° 4 mm 2.5
17 Sept. Moderate rain
Moderate rain
 16° /5° 5.6 mm 2.7
18 Sept. Patchy rain possible
Patchy rain possible
 16° /4° 1 mm 2.9
19 Sept. Patchy rain possible
Patchy rain possible
 18° /5° 0.2 mm 2.8
20 Sept. Patchy rain possible
Patchy rain possible
 20° /8° 1.5 mm 0.1
21 Sept. Patchy rain possible
Patchy rain possible
 20° /7° 2.7 mm 4
22 Sept. Patchy rain possible
Patchy rain possible
 18° /6° 1.6 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
 15° /7° 0.3 mm 4
24 Sept. Patchy rain possible
Patchy rain possible
 17° /7° 1 mm 4
25 Sept. Patchy rain possible
Patchy rain possible
 18° /7° 0.1 mm 4
26 Sept. Partly cloudy
Partly cloudy
 19° /7° 0.1 mm 5
27 Sept. Patchy rain possible
Patchy rain possible
 19° /7° 0.2 mm 4
28 Sept. Patchy rain possible
Patchy rain possible
 15° /9° 0.3 mm 4
29 Sept. Patchy rain possible
Patchy rain possible
 17° /6° 0.8 mm 4
30 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 16° /7° 0.5 mm 5
Next
Important Notice
Our weather forecast for Cusco in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cusco forecast closer to your planned date for the most up-to-date weather information.
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Cusco in September - FAQ

What are the expected maximum and minimum temperatures in Cusco during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cusco during September?
Significant rainfall exceeding 132.3 mm is expected in Cusco during September, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cusco during September?
The average wind speed in Cusco during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Cusco

Explore the daily rainfall trends and prepare for Cuscos September weather 💧
Provinces in Cusco
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Provincia de CuscoProvincia de Urubamba
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Location coordinates Where is Cusco?

Get accurate weather forecasts for Cusco, located at latitude -13.523 and longitude -71.967. Stay updated with localized weather information tailored for Cusco.

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