San Martín de Pangoa weather in September

In September, San Martín de Pangoa sees average daytime highs of 25°C and overnight lows near 15°C, with 92 mm of rain across 22 wet days and about 11.9 hours of daylight. It is the 2nd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 17% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 11 h 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is San Martín de Pangoa's 4th-clearest and 1st-windiest month. For the whole year in context, see San Martín de Pangoa's year-round climate.

Daytime high
25°
2nd warmest
Overnight low
15°
4th coldest
Rainfall
92 mm
22 wet days
Daylight
11 h 54 min
5:54 AM – 5:50 PM
Cloud cover
64%
4th clearest
Wind
4 km/h
1st windiest
Solar energy
5.06 kWh/m²
Travel score
4.9
out of 10

San Martín de Pangoa is town in Junín, Peru.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical September day in San Martín de Pangoa reaches about 25°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 27°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12514
22514
32514
42514
52514
62514
72514
82515
92515
102515
112515
122515
132515
142515
152515
162515
172515
182515
192515
202515
212515
222515
232515
242515
252515
262515
272515
282515
292515
302515

San Martín de Pangoa weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 17°24230.412.63.5
Feb24° / 16°23227.712.43.5
Mar24° / 16°21830.512.13.5
Apr24° / 16°13326.911.84.0
May23° / 15°10325.111.54.6
Jun23° / 15°712011.35.3
Jul23° / 14°6616.811.46.0
Aug24° / 14°7017.311.66.0
Sep25° / 15°922211.94.9
Oct25° / 16°14227.812.34.0
Nov25° / 17°18628.212.53.7
Dec24° / 17°22430.412.73.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 27% of September, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16535
26436
36337
46139
56040
65941
75743
85545
95446
105248
115149
125050
134753
144654
154456
164357
174159
183961
193862
203664
213565
223367
233367
243268
253070
263070
272872
282872
292872
302773

Chance of precipitation in September

Any precipitation

San Martín de Pangoa gets around 92 mm of rain over 22 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 73% and peaks near 87% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
161
261
362
462
563
664
765
866
966
1067
1168
1269
1370
1471
1572
1673
1774
1875
1976
2078
2179
2280
2381
2482
2583
2684
2785
2886
2987
3087

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the comfortable band about 71% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
134633
233643
333643
433643
533643
632644
731654
831654
930664
1029665
1128675
1227685
1326686
1424706
1523707
1622717
1720728
1819729
1918739
20167410
21157411
22147511
23127612
24117712
25107713
2697813
2797714
2887715
2987715
3087616

Wind in September

Winds average 4 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 min at the start of September to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over September. Sunrise moves from 6:04 AM to 5:45 AM, and sunset from 5:51 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:045:51
211.86:045:51
311.86:035:51
411.86:025:51
511.86:025:51
611.86:015:51
711.86:005:51
811.96:005:51
911.95:595:51
1011.95:585:51
1111.95:585:51
1211.95:575:51
1311.95:565:51
1411.95:565:50
1511.95:555:50
1611.95:545:50
1711.95:535:50
1812.05:535:50
1912.05:525:50
2012.05:515:50
2112.05:515:50
2212.05:505:50
2312.05:495:50
2412.05:495:50
2512.05:485:50
2612.05:475:50
2712.15:475:50
2812.15:465:50
2912.15:455:50
3012.15:455:50

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.06 kWh/m².

For context, solar energy here swings from a low near 4 kWh/m² to a high of 5.09 kWh/m² in October across the year — September's 5.06 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
Planning a trip in September

Hazard calendar for San Martín de Pangoa

In seasonPeak

None of San Martín de Pangoa's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

San Martín de Pangoa's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit San Martín de Pangoa?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.9
Sightseeing
4th-best month of the year
4.4
Beach & pool
3rd-best month of the year

September is a reasonable time to visit San Martín de Pangoa for sightseeing.

What to pack for San Martín de Pangoa in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, San Martín de Pangoa sees daytime highs around 25°C and nights near 15°C. Pack rain gear. Worth having: light clothes and sun protection. About 22 days see rain.

rain gearlight clothessun protection

UV index in San Martín de Pangoa in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Martín de Pangoa peaks around February 10 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 10UV 17Jun 22UV 10
UV index (midday)Level
Jan17Extreme
Feb17Extreme
Mar16Extreme
Apr13Extreme
May12Extreme
Jun10Very high
Jul10Very high
Aug11Extreme
Sep10Very high
Oct15Extreme
Nov15Extreme
Dec15Extreme

Air quality in San Martín de Pangoa in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in San Martín de Pangoa is worst in September — around 38 µg/m³ PM2.5 (poor), about 3.8× the cleanest month (May, 10 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModeratePoorModerateGoodSep 1037 µg/m³May 2210 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar13Moderate
Apr12Good
May10Good
Jun10Good
Jul17Moderate
Aug36Poor
Sep38Poor
Oct18Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is San Martín de Pangoa?

San Martín de Pangoa sits at 11.4°S, 74.5°W, 775 m above sea level, in Peru. The nearest listed city is Satipo, 26 km away.

JaujaTarmaLa Oroya

Topography around San Martín de Pangoa

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Martín de Pangoa.

Within 3 km, the terrain around San Martín de Pangoa has significant variations in elevation — a maximum elevation change of 428 m around an average of 800 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,229 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,059 m.

The land around San Martín de Pangoa is covered by trees (50%) and grassland (39%) within 3 km, trees (82%) within 16 km, and trees (80%) within 80 km.

3 km
428 m
16 km
2,229 m
80 km
5,059 m
treesgrasslandartificial surfaces
September weather nearby: Satipo 26 km · Santa Rosa 71 km · Huancayo 106 km · Chilca 107 km · Atalaya 111 km · Jauja 116 km · Tarma 131 km · La Oroya 154 km

Peru travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
220 V · 60 Hz
Prices
≈ 51% of US
price level, 2025
GDP per capita
$9,684
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
8.6
per 100k, 2021
Road deaths
13.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 519
Religion
Catholic 76%Evangelical Christian 16%no religion 5%other religions 3%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for San Martín de Pangoa (-11.4285°, -74.4883°, elevation 775 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).