Chillán weather in March

In March, Chillán sees average daytime highs of 24°C and overnight lows near 11°C, with 23 mm of rain across 2.3 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 23°C by the end. The sky is clear or mostly clear about 72% of the time in March, and the air most often feels dry.

Daylight stretches from about 12 h 54 min at the start of March to 11 h 42 min by month's end. Set against the rest of the year, March is Chillán's 3rd-clearest and 9th-windiest month. For the whole year in context, see Chillán's year-round climate.

Daytime high
24°
4th warmest
Overnight low
11°
9th coldest
Rainfall
23 mm
2.3 wet days
Daylight
12 h 18 min
7:49 AM – 8:07 PM
Cloud cover
25%
3rd clearest
Wind
11 km/h
9th windiest
Solar energy
5.91 kWh/m²
Travel score
8.7
out of 10

Chillán is city in the Ñuble Region, Chile.

Air quality
Elevated
PM2.5 23.3 µg/m³ · 2019
Density
3,908/km²
people per km²
Founded
1580

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 26°C in the first days to 23°C by the end.

A typical March day in Chillán reaches about 24°C in the afternoon and slips back to 11°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 28°C. Set against its neighbours, March runs about 3°C cooler than February and about 5°C warmer than April.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12612
22612
32612
42612
52612
62612
72511
82511
92511
102511
112511
122511
132511
142511
152511
162511
172411
182411
192411
202410
212410
222410
232410
242410
252310
262310
272310
282310
292310
302310
31229

Chillán weather by month

How March compares with the rest of the year at a glance. March is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 13°101.314.28.6
Feb27° / 12°241.813.48.6
Mar24° / 11°232.312.38.7
Apr20° / 745.311.17.2
May16° / 1939.810.14.8
Jun13° / 26713.39.53.3
Jul13° / 20411.59.83.4
Aug14° / 16811.410.64.2
Sep17° / 967.211.85.7
Oct19° / 646.512.96.9
Nov22° / 293.5148.2
Dec25° / 11°222.414.58.7

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 72% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 10% of March, with mostly cloudy or overcast conditions the remaining 17%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28812
38713
48713
58713
68614
78515
88515
98515
108515
118416
128416
138416
148416
158317
168317
178317
188317
198317
208218
218218
228218
238218
248119
258020
268020
277822
287822
297624
307525
317327

Chance of precipitation in March

Any precipitation

Chillán gets around 23 mm of rain over 2.3 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 8% and peaks near 12% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
17
27
37
47
57
67
77
87
97
107
117
127
137
147
157
168
178
188
198
208
218
228
238
249
259
269
2710
2810
2911
3011
3112

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the dry band about 79% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
168284
269274
369274
471263
571263
672253
772253
873243
973243
1075232
1175232
1275232
1376222
1478211
1578211
1679201
1780191
1880191
1981181
2083170
2184160
2285150
2386140
2486140
2587130
2688120
2788120
2889110
2989110
3090100
3190100

Wind in March

Winds average 11 km/h in March.

Across March, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 54 min at the start of March to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over March. Sunrise moves from 7:35 AM to 8:03 AM, and sunset from 8:28 PM to 7:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.97:358:28
212.87:368:27
312.87:378:25
412.87:388:24
512.77:398:23
612.77:408:21
712.67:418:20
812.67:428:18
912.67:438:17
1012.57:448:16
1112.57:458:14
1212.47:468:13
1312.47:478:11
1412.47:488:10
1512.37:488:08
1612.37:498:07
1712.27:508:05
1812.27:518:04
1912.27:528:02
2012.17:538:01
2112.17:547:59
2212.07:557:58
2312.07:567:56
2412.07:577:55
2511.97:577:53
2611.97:587:52
2711.97:597:50
2811.88:007:49
2911.88:017:47
3011.78:027:46
3111.78:037:44

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.91 kWh/m².

For context, solar energy here swings from a low near 1.87 kWh/m² to a high of 8.62 kWh/m² in January across the year — March's 5.91 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.7Intense
36.7Intense
46.6Intense
56.5Intense
66.5Intense
76.4Intense
86.4Intense
96.3Intense
106.3Intense
116.2Intense
126.1Intense
136.1Intense
146.0Intense
156.0Bright
165.9Bright
175.8Bright
185.8Bright
195.7Bright
205.7Bright
215.6Bright
225.5Bright
235.5Bright
245.4Bright
255.3Bright
265.3Bright
275.2Bright
285.2Bright
295.1Bright
305.0Bright
315.0Bright
Planning a trip in March

Hazard calendar for Chillán

In seasonPeak

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

Chillán's rainy season runs May–August, when most of the year's rain falls.

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

Is March a good time to visit Chillán?

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

8.7
Sightseeing
1st-best month of the year
7.4
Beach & pool
4th-best month of the year

March is one of the better times to visit Chillán for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Chillán in March

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

In March, Chillán sees daytime highs around 24°C and nights near 11°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Chillán in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chillán peaks around January 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 16 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 14UV 12Jun 16UV 2
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar9Very high
Apr5Moderate
May3Moderate
Jun2Moderate
Jul3Moderate
Aug3Moderate
Sep5High
Oct8Very high
Nov10Extreme
Dec12Extreme

Air quality in Chillán in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Chillán is worst in April — around 50 µg/m³ PM2.5 (poor), about 4.6× the cleanest month (December, 11 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Chillán's WHO annual average of 23.3 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateGoodApr 1549 µg/m³Dec 1211 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb31Moderate
Mar37Poor
Apr50Poor
May34Moderate
Jun19Moderate
Jul19Moderate
Aug17Moderate
Sep17Moderate
Oct15Moderate
Nov12Moderate
Dec11Good
Location & terrain

Where is Chillán?

Chillán sits at 36.6°S, 72.1°W, 132 m above sea level, in Chile. The nearest listed city is Chillán Viejo, 3.0 km away.

Topography around Chillán

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

Within 3 km, the terrain around Chillán has only modest variations in elevation — a maximum elevation change of 58 m around an average of 120 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 189 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,164 m.

The land around Chillán is covered by artificial surfaces (65%) within 3 km, grassland (33%), trees (31%) and cropland (27%) within 16 km, and trees (50%) and grassland (27%) within 80 km.

3 km
58 m
16 km
189 m
80 km
3,164 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Chillán Viejo 3.0 km · San Carlos 24 km · Coihueco 24 km · Quillón 37 km · Cabrero 55 km · Coelemu 55 km · Parral 57 km · Cauquenes 74 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 Chillán (-36.6066°, -72.1034°, elevation 132 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).