Ovalle weather in September

In September, Ovalle sees average daytime highs of 20°C and overnight lows near 9°C, with 8 mm of rain across 1.5 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 21°C by the end. The sky is clear or mostly clear about 64% 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 Ovalle's 8th-clearest and 6th-windiest month. For the whole year in context, see Ovalle's year-round climate.

Daytime high
20°
8th warmest
Overnight low
4th coldest
Rainfall
8 mm
1.5 wet days
Daylight
11 h 48 min
7:45 AM – 7:34 PM
Cloud cover
34%
8th clearest
Wind
6 km/h
6th windiest
Solar energy
5.75 kWh/m²
Travel score
8.0
out of 10

Ovalle is city in the Coquimbo Region, Chile.

Density
20/km²
people per km²
Founded
1831

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 19°C in the first days to 21°C by the end.

A typical September day in Ovalle reaches about 20°C in the afternoon and slips back to 9°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 24°C. Set against its neighbours, September runs about 2°C warmer than August and about 2°C cooler than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1198
2198
3198
4198
5198
6198
7198
8208
9208
10208
11208
12208
13208
14208
15208
16209
17209
18209
19209
20219
21219
22219
23219
24219
25219
26219
27219
28219
29219
30219

Ovalle weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 15°00.113.89.0
Feb27° / 15°10.113.19.1
Mar25° / 13°50.612.29.3
Apr23° / 11°5111.38.9
May20° / 292.910.57.6
Jun17° / 473.310.16.7
Jul17° / 232.710.26.6
Aug18° / 262.510.97.4
Sep20° / 81.511.88.0
Oct22° / 10°6112.88.8
Nov24° / 12°10.313.59.4
Dec26° / 13°00.113.99.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 64% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 11% of September, with mostly cloudy or overcast conditions the remaining 25%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57327
67327
77327
87228
97327
107327
117327
127327
137426
147426
157426
167525
177525
187624
197624
207723
217723
227723
237723
247723
257822
267723
277723
287723
297723
307822

Chance of precipitation in September

Any precipitation

Ovalle gets around 8 mm of rain over 1.5 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 5% and peaks near 6% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
16
26
36
46
56
66
75
85
95
105
115
125
135
145
155
165
175
184
194
204
214
224
235
245
255
265
275
285
295
305

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 6 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 8:04 AM to 7:26 AM, and sunset from 7:25 PM to 7:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.38:047:25
211.48:037:26
311.48:027:26
411.48:007:27
511.57:597:27
611.57:587:28
711.57:567:28
811.67:557:29
911.67:547:30
1011.67:537:30
1111.77:517:31
1211.77:507:31
1311.77:497:32
1411.87:477:32
1511.87:467:33
1611.87:457:34
1711.87:437:34
1811.97:427:35
1911.97:417:35
2011.97:397:36
2112.07:387:37
2212.07:377:37
2312.07:357:38
2412.17:347:38
2512.17:337:39
2612.17:317:40
2712.27:307:40
2812.27:297:41
2912.27:287:41
3012.37:267:42

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.75 kWh/m².

For context, solar energy here swings from a low near 3.11 kWh/m² to a high of 9.02 kWh/m² in December across the year — September's 5.75 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.1Bright
45.1Bright
55.2Bright
65.2Bright
75.3Bright
85.3Bright
95.4Bright
105.5Bright
115.5Bright
125.6Bright
135.6Bright
145.7Bright
155.7Bright
165.8Bright
175.8Bright
185.9Bright
196.0Bright
206.0Intense
216.1Intense
226.1Intense
236.2Intense
246.2Intense
256.3Intense
266.3Intense
276.4Intense
286.4Intense
296.5Intense
306.5Intense
Planning a trip in September

Is September a good time to visit Ovalle?

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

8.0
Sightseeing
8th-best month of the year
4.3
Beach & pool
8th-best month of the year

September is one of the better times to visit Ovalle for general sightseeing.

What to pack for Ovalle in September

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

In September, Ovalle sees daytime highs around 20°C and nights near 9°C. Worth packing: sun protection.

sun protection

Sea temperature near Ovalle in September

The nearest coast averages about 13°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 51 km away) is warmest in February at about 18°C and coldest in August near 13°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

12°14°16°18°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan17Cool
Feb18Cool
Mar17Cool
Apr16Cool
May15Bracing
Jun14Bracing
Jul13Bracing
Aug13Bracing
Sep13Bracing
Oct13Bracing
Nov14Bracing
Dec16Cool

UV index in Ovalle in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ovalle peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateHighVery highExtremeJan 19UV 14Jun 18UV 3
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar11Extreme
Apr6High
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5High
Sep7Very high
Oct11Extreme
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Ovalle?

Ovalle sits at 30.6°S, 71.2°W, 218 m above sea level, in Chile. The nearest listed city is Coquimbo, 73 km away.

Topography around Ovalle

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

Within 3 km, the terrain around Ovalle has significant variations in elevation — a maximum elevation change of 315 m around an average of 260 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,127 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,630 m.

The land around Ovalle is covered by artificial surfaces (28%) and shrubs (20%) within 3 km, grassland (35%), bare terrain (25%) and shrubs (23%) within 16 km, and grassland (32%), bare terrain (23%) and shrubs (22%) within 80 km.

3 km
315 m
16 km
1,127 m
80 km
4,630 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Coquimbo 73 km · La Serena 77 km · Vicuña 78 km · Illapel 115 km · Los Vilos 149 km · Cabildo 204 km · La Ligua 206 km · Vallenar 229 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 Ovalle (-30.6011°, -71.199°, elevation 218 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).