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

Lanús in September

The short of it: Lanús in September averages a high of 20 °C (67 °F) and a low of 9 °C (49 °F), with 74 mm (2.9 in) of rain and about 11 h 56 min of daylight. Rated 3 of 5 for a visit; the best months are August and June. Source: TerraClimate climate normals, 1991–2020.

Average high 20° · low 9° · rain 74 mm · daylight 11 h 56 min

✦✦✦ Fair for a visit · best months: August & June

Thirty years of records give Lanús an average September high of 20°, a low of 9° and some 74 mm of rain. Much like August: highs about 20°, nights near 9°. Easy travelling weather. Wet spells are common — about 74 mm, the 9th wettest month.

The sun is up for about 11 h 56 min in mid-September, 66 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 August and June.

Against its neighbours, Lanús runs warmer than most and wetter than most in September. Remedios de Escalada de San Martín, 2 km to the SSW, sees much the same highs.

September in Lanús, by the numbers

Warmth rank
8th warmest of 12
Rain rank
9th wettest of 12
Versus August
2° warmer, 12 mm more rain
Versus October
3° colder
Day–night spread
10°
Snow season
seldom any
Daylight, mid-month
11 h 56 min
Average wind
17 km/h

Neighbouring Towns

September averages · distance by the crow’s flight
TownDistanceHighLowRain
Remedios de Escalada de San MartínBuenos Aires2 km SSW20°9°74 mm
Monte ChingoloBuenos Aires4 km SE19°9°74 mm
BanfieldBuenos Aires4 km S20°9°74 mm
Valentín AlsinaBuenos Aires4 km NNW20°9°74 mm
SarandíBuenos Aires5 km NE20°10°74 mm
Lomas de ZamoraBuenos Aires6 km S19°9°74 mm
AvellanedaBuenos Aires6 km NNE19°10°73 mm
BarracasBuenos Aires F.D.6 km N20°10°75 mm

The Almanac · Lanús Month by Month

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

Much like August: highs about 20°, nights near 9°. Easy travelling weather. Wet spells are common — about 74 mm, the 9th wettest month.

Climate of Lanús by month
MonthHighLowRainWindDaylightVisit
January30°19°108 mm15 km/h14 h 14 min✦✦
February29°18°109 mm14 km/h13 h 24 min✦✦✦
March27°16°109 mm14 km/h12 h 24 min✦✦✦
April23°13°99 mm14 km/h11 h 16 min✦✦✦
May19°10°80 mm13 km/h10 h 20 min✦✦✦
June16°7°68 mm14 km/h9 h 50 min✦✦✦✦
July15°6°64 mm15 km/h10 h 2 min✦✦✦
August18°8°62 mm15 km/h10 h 50 min✦✦✦✦
September20°9°74 mm17 km/h11 h 56 min✦✦✦
October23°12°126 mm17 km/h13 h 2 min✦✦✦
November26°15°109 mm17 km/h14 h 0 min✦✦✦
December29°17°103 mm16 km/h14 h 28 min✦✦

Questions Readers Ask about Lanús in September

Answered from the wire & the Almanac

What is the weather like in Lanús in September?

Days average 20 °C (67 °F) and nights 9 °C (49 °F), with about 74 mm (2.9 in) of rain over the month. Much like August: highs about 20°, nights near 9°. Easy travelling weather. Wet spells are common — about 74 mm, the 9th wettest month.

Is September a good time to visit Lanús?

The Almanac gives September 3 of 5 (fair). The best months are August and June.

How long are the days in Lanús in September?

In mid-September the sun is up for about 11 h 56 min. The days are lengthening — from 9 h 50 min in June to 14 h 28 min in December.

Does it snow in Lanús in September?

Hardly — September nights average 9 °C (49 °F), above freezing.

What should I pack for Lanús 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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