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

La Unión Weather in September

La Unión in September

The short of it: La Unión in September averages a high of 14 °C (56 °F) and a low of 4 °C (40 °F), with 101 mm (4.0 in) of rain and about 11 h 54 min of daylight. Rated 2 of 5 for a visit; the best months are January and February. Source: TerraClimate climate normals, 1991–2020.

Average high 14° · low 4° · rain 101 mm · daylight 11 h 54 min

✦✦ Travel with care for a visit · best months: January & February

September in La Unión brings afternoons near 14° and nights around 4°, with about 101 mm of rain over the month. Much like August: highs about 14°, nights near 4°. A wool coat will serve you well. Wet spells are common — about 101 mm, the 5th wettest month.

The sun is up for about 11 h 54 min in mid-September, 81 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 2 of 5 for a visit; the finest months here are January and February.

Against its neighbours, La Unión runs about middling and about as wet in September. Río Bueno, 12 km to the ESE, sees much the same highs.

September in La Unión, by the numbers

Warmth rank
8th warmest of 12
Rain rank
5th wettest of 12
Versus August
2° warmer, 65 mm less rain
Versus October
2° colder
Day–night spread
9°
Snow season
seldom any
Daylight, mid-month
11 h 54 min
Average wind
9 km/h

Neighbouring Towns

September averages · distance by the crow’s flight
TownDistanceHighLowRain
Río BuenoLos Ríos Region12 km ESE14°4°96 mm
San PabloLos Lagos Region15 km SSE14°4°95 mm
PaillacoLos Ríos Region30 km NE14°4°149 mm
OsornoLos Lagos Region32 km S13°4°96 mm
Las GaviotasLos Ríos Region48 km N14°4°168 mm
Lago RancoLos Ríos Region51 km E14°5°157 mm
Villa EuropaLos Ríos Region52 km NNW14°5°168 mm
Los LagosLos Ríos Region53 km NNE14°4°169 mm

The Almanac · La Unión Month by Month

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

Much like August: highs about 14°, nights near 4°. A wool coat will serve you well. Wet spells are common — about 101 mm, the 5th wettest month.

Climate of La Unión by month
MonthHighLowRainWindDaylightVisit
January23°10°36 mm11 km/h14 h 44 min✦✦✦✦✦
February23°9°48 mm9 km/h13 h 42 min✦✦✦✦
March20°8°67 mm8 km/h12 h 28 min✦✦✦✦
April16°7°98 mm8 km/h11 h 4 min✦✦✦
May14°5°163 mm8 km/h9 h 56 min✦✦
June11°5°235 mm9 km/h9 h 19 min✦✦
July11°3°189 mm9 km/h9 h 34 min✦✦
August12°4°166 mm9 km/h10 h 33 min✦✦
September14°4°101 mm9 km/h11 h 54 min✦✦
October16°6°64 mm10 km/h13 h 15 min✦✦✦
November18°8°63 mm10 km/h14 h 27 min✦✦✦✦
December21°9°62 mm11 km/h15 h 2 min✦✦✦✦

Questions Readers Ask about La Unión in September

Answered from the wire & the Almanac

What is the weather like in La Unión in September?

Days average 14 °C (56 °F) and nights 4 °C (40 °F), with about 101 mm (4.0 in) of rain over the month. Much like August: highs about 14°, nights near 4°. A wool coat will serve you well. Wet spells are common — about 101 mm, the 5th wettest month.

Is September a good time to visit La Unión?

The Almanac gives September 2 of 5 (travel with care). The best months are January and February.

How long are the days in La Unión in September?

In mid-September the sun is up for about 11 h 54 min. The days are lengthening — from 9 h 19 min in June to 15 h 2 min in December.

Does it snow in La Unión in September?

Hardly — September nights average 4 °C (40 °F), above freezing.

What should I pack for La Unión 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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