Lampa weather in September

In September, Lampa sees average daytime highs of 18°C and overnight lows near 6°C, with 39 mm of precipitation across 4.8 wet days and about 11.8 hours of daylight. It is the 9th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 19°C by the end. The sky is clear or mostly clear about 45% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of September to 12 h 18 min by month's end. Set against the rest of the year, September is Lampa's 8th-clearest and 7th-windiest month. For the whole year in context, see Lampa's year-round climate.

Daytime high
18°
9th warmest
Overnight low
5th coldest
Precipitation
39 mm
4.8 wet days
Daylight
11 h 48 min
7:44 AM – 7:32 PM
Cloud cover
48%
8th clearest
Wind
5 km/h
7th windiest
Solar energy
5.14 kWh/m²
Travel score
6.6
out of 10

Lampa is city in Chile.

Density
14,179/km²
people per km²

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 19°C by the end.

A typical September day in Lampa reaches about 18°C in the afternoon and slips back to 6°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 23°C. Set against its neighbours, September runs about 2°C warmer than August and about 3°C cooler than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1175
2175
3175
4176
5176
6176
7176
8176
9176
10176
11176
12176
13186
14186
15186
16186
17186
18186
19187
20187
21187
22197
23197
24197
25197
26197
27197
28197
29197
30197

Lampa weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 14°40.8147.7
Feb28° / 14°60.913.28.2
Mar26° / 12°111.312.38.8
Apr22° / 343.111.28.3
May18° / 705.610.36.5
Jun15° / 13279.84.7
Jul14° / 856.1104.6
Aug16° / 715.910.85.4
Sep18° / 394.811.86.6
Oct21° / 283.412.87.8
Nov25° / 11°11213.78.8
Dec27° / 13°6114.28.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 40%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15446
25446
35545
45545
55545
65644
75644
85743
95842
105842
116040
126040
136139
146139
156139
166238
176238
186238
196238
206238
216238
226238
236238
246238
256139
266139
276139
286139
296139
306238

Chance of precipitation in September

Any precipitation

Lampa gets around 39 mm of rain and snow over 4.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 16% and peaks near 20% on the wettest days, and about 0 day brings snow.

0%10%20%30%151015202530
Rain chance (%)
120
219
319
419
519
618
718
817
917
1017
1116
1216
1315
1415
1515
1614
1714
1814
1914
2014
2114
2214
2314
2415
2515
2615
2715
2815
2915
3015

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 4 km/h on the calmest days to 5 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
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 18 min at the start of September to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over September. Sunrise moves from 8:05 AM to 7:24 AM, and sunset from 7:22 PM to 7:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.38:057:22
211.38:047:22
311.38:027:23
411.48:017:24
511.47:597:24
611.47:587:25
711.57:577:26
811.57:557:26
911.67:547:27
1011.67:527:28
1111.67:517:28
1211.77:507:29
1311.77:487:30
1411.77:477:30
1511.87:457:31
1611.87:447:32
1711.87:427:32
1811.97:417:33
1911.97:407:34
2011.97:387:34
2112.07:377:35
2212.07:357:36
2312.07:347:37
2412.17:337:37
2512.17:317:38
2612.27:307:39
2712.27:287:39
2812.27:277:40
2912.37:257:41
3012.37:247:42

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.14 kWh/m².

For context, solar energy here swings from a low near 2.52 kWh/m² to a high of 8.99 kWh/m² in December across the year — September's 5.14 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.5Bright
44.5Bright
54.5Bright
64.6Bright
74.7Bright
84.7Bright
94.8Bright
104.8Bright
114.9Bright
125.0Bright
135.0Bright
145.1Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.4Bright
205.4Bright
215.5Bright
225.5Bright
235.6Bright
245.6Bright
255.7Bright
265.7Bright
275.8Bright
285.8Bright
295.9Bright
305.9Bright
Planning a trip in September

Is September a good time to visit Lampa?

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

6.6
Sightseeing
8th-best month of the year
2.1
Beach & pool
9th-best month of the year

September is a reasonable time to visit Lampa for sightseeing.

What to pack for Lampa in September

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

In September, Lampa sees daytime highs around 18°C and nights near 6°C. Worth packing: a warm layer and sun protection. About 5 days see rain.

a warm layersun protection

UV index in Lampa in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lampa peaks around January 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateVery highExtremeJan 18UV 14Jun 17UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr6High
May3Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct10Very high
Nov11Extreme
Dec12Extreme

Air quality in Lampa 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 Lampa is worst in July — around 100 µg/m³ PM2.5 (unhealthy), about 3.2× the cleanest month (February, 31 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorJul 1499 µg/m³Feb 1131 µg/m³
PM2.5 (µg/m³)Level
Jan34Moderate
Feb31Moderate
Mar39Poor
Apr62Unhealthy
May89Unhealthy
Jun93Unhealthy
Jul100Unhealthy
Aug86Unhealthy
Sep70Unhealthy
Oct46Poor
Nov39Poor
Dec37Poor
Location & terrain

Where is Lampa?

Lampa sits at 33.3°S, 70.9°W, 498 m above sea level, in Chile. The nearest listed city is Batuco, 9.0 km away.

Topography around Lampa

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Lampa.

Within 3 km, the terrain around Lampa has large variations in elevation — a maximum elevation change of 723 m around an average of 543 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,730 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,996 m.

The land around Lampa is covered by shrubs (27%), cropland (22%) and artificial surfaces (20%) within 3 km, shrubs (41%) within 16 km, and shrubs (30%) and grassland (23%) within 80 km.

3 km
723 m
16 km
1,730 m
80 km
5,996 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainsnow and icewater
September weather nearby: Batuco 9.0 km · Quilicura 18 km · Renca 20 km · Chicureo 21 km · Colina 21 km · Lo Prado 22 km · Curacaví 26 km · Maipú 27 km

Chile travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
220 V · 50 Hz
Prices
≈ 48% of US
price level, 2025
GDP per capita
$17,995
2025
Happiness
6.3 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
6.3
per 100k, 2023
Road deaths
14.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 517
Religion
Catholic 57%none 26%Evangelical or Protestant 16%other Christians and traditions related to Christ 1%

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 Lampa (-33.2863°, -70.8756°, elevation 498 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).