The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
Measure in

Chillán Weather in September

Chillán in September

The short of it: Chillán in September averages a high of 16 °C (62 °F) and a low of 5 °C (41 °F), with 88 mm (3.5 in) of rain and about 11 h 55 min of daylight. Rated 3 of 5 for a visit; the best months are November and March. Source: TerraClimate climate normals, 1991–2020.

Average high 16° · low 5° · rain 88 mm · daylight 11 h 55 min

✦✦✦ Fair for a visit · best months: November & March

September in Chillán brings afternoons near 16° and nights around 5°, with about 88 mm of rain over the month. Much like August: highs about 16°, nights near 5°. A wool coat will serve you well. Wet spells are common — about 88 mm, the 5th wettest month.

The sun is up for about 11 h 55 min in mid-September, 70 minutes more than a month before.

For the traveller: pack layers, a wool coat and stout boots, and an oilskin besides. The Almanac rates September 3 of 5 for a visit; the finest months here are November and March.

Against its neighbours, Chillán runs about middling and about as wet in September. Chillán Viejo, 3 km to the SW, sees much the same highs.

September in Chillán, by the numbers

Warmth rank
8th warmest of 12
Rain rank
5th wettest of 12
Versus August
3° warmer, 84 mm less rain
Versus October
3° colder
Day–night spread
11°
Snow season
seldom any
Daylight, mid-month
11 h 55 min
Average wind
8 km/h

Neighbouring Towns

September averages · distance by the crow’s flight
TownDistanceHighLowRain
Chillán ViejoÑuble3 km SW17°5°84 mm
San NicolásÑuble15 km NW16°6°77 mm
PintoÑuble22 km ESE16°4°104 mm
San IgnacioÑuble22 km SSE16°4°102 mm
BulnesÑuble23 km SW17°6°79 mm
San CarlosÑuble24 km NNE16°5°90 mm
CoihuecoÑuble24 km E16°4°105 mm
El CarmenÑuble33 km SSE16°4°106 mm

The Almanac · Chillán Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Fair
The Almanac Speaks
September
✦✦✦✦✦

Much like August: highs about 16°, nights near 5°. A wool coat will serve you well. Wet spells are common — about 88 mm, the 5th wettest month.

Climate of Chillán by month
MonthHighLowRainWindDaylightVisit
January30°12°18 mm9 km/h14 h 24 min✦✦✦✦
February29°11°24 mm7 km/h13 h 29 min✦✦✦✦✦
March25°9°28 mm8 km/h12 h 25 min✦✦✦✦✦
April20°7°59 mm6 km/h11 h 12 min✦✦✦✦
May15°6°161 mm6 km/h10 h 12 min✦✦
June12°5°228 mm7 km/h9 h 40 min✦✦
July12°4°190 mm7 km/h9 h 53 min✦✦
August14°4°172 mm7 km/h10 h 45 min✦✦
September16°5°88 mm8 km/h11 h 55 min✦✦✦
October19°7°60 mm8 km/h13 h 6 min✦✦✦✦
November23°9°37 mm8 km/h14 h 9 min✦✦✦✦✦
December27°11°35 mm8 km/h14 h 39 min✦✦✦✦✦

Questions Readers Ask about Chillán in September

Answered from the wire & the Almanac

What is the weather like in Chillán in September?

Days average 16 °C (62 °F) and nights 5 °C (41 °F), with about 88 mm (3.5 in) of rain over the month. Much like August: highs about 16°, nights near 5°. A wool coat will serve you well. Wet spells are common — about 88 mm, the 5th wettest month.

Is September a good time to visit Chillán?

The Almanac gives September 3 of 5 (fair). The best months are November and March.

How long are the days in Chillán in September?

In mid-September the sun is up for about 11 h 55 min. The days are lengthening — from 9 h 40 min in June to 14 h 39 min in December.

Does it snow in Chillán in September?

Hardly — September nights average 5 °C (41 °F), above freezing.

What should I pack for Chillán in September?

Layers, a warm coat and stout boots, plus a good raincoat — it is a wet month.

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The Editor’s Remark

“Weather is the only news that never grows stale. Each morning the sky writes its own front page, and we at Wanted Weather are but its telegraph operators.”— J. Whitmore, Editor
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