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

La Unión in September

The short of it: La Unión in September averages a high of 17 °C (63 °F) and a low of 3 °C (37 °F), with 40 mm (1.6 in) of rain and about 12 h 4 min of daylight. Rated 5 of 5 for a visit; the best months are August and July. Source: TerraClimate climate normals, 1991–2020.

Average high 17° · low 3° · rain 40 mm · daylight 12 h 4 min

✦✦✦✦✦ Recommended for a visit · best months: August & July

September in La Unión brings afternoons near 17° and nights around 3°, with about 40 mm of rain over the month. Much like August: highs about 17°, nights near 3°. A wool coat will serve you well. Rain is modest, about 40 mm, the 8th wettest month.

The sun is up for about 12 h 4 min in mid-September, 16 minutes more than a month before.

For the traveller: pack layers, a wool coat and stout boots. The Almanac rates September 5 of 5 for a visit; the finest months here are August and July.

Against its neighbours, La Unión runs cooler than most and drier than most in September. Cochabamba, 3 km to the NNW, sees much the same highs.

September in La Unión, by the numbers

Warmth rank
7th warmest of 12
Rain rank
8th wettest of 12
Versus August
1° colder, 21 mm more rain
Versus October
about the same
Day–night spread
14°
Snow season
seldom any
Daylight, mid-month
12 h 4 min
Average wind
14 km/h

Neighbouring Towns

September averages · distance by the crow’s flight
TownDistanceHighLowRain
CochabambaHuánuco Department3 km NNW17°3°40 mm
ShunquiHuánuco Department11 km N19°5°42 mm
Cruz PampaHuánuco Department13 km NNE19°5°42 mm
YanasHuánuco Department14 km NNE17°2°41 mm
PampamarcaHuánuco Department17 km NE19°4°44 mm
ChuquisHuánuco Department20 km NNE19°4°44 mm
RondosHuánuco Department21 km SE17°3°41 mm
Pampas del CarmenHuánuco Department28 km N18°4°35 mm

The Almanac · La Unión Month by Month

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

Much like August: highs about 17°, nights near 3°. A wool coat will serve you well. Rain is modest, about 40 mm, the 8th wettest month.

Climate of La Unión by month
MonthHighLowRainWindDaylightVisit
January17°5°100 mm11 km/h12 h 38 min✦✦✦
February16°5°122 mm11 km/h12 h 26 min✦✦✦
March16°5°138 mm10 km/h12 h 11 min✦✦✦
April17°4°71 mm11 km/h11 h 54 min✦✦✦
May17°3°39 mm11 km/h11 h 40 min✦✦✦✦✦
June17°1°11 mm12 km/h11 h 33 min✦✦✦✦✦
July18°1°12 mm13 km/h11 h 36 min✦✦✦✦✦
August18°1°19 mm14 km/h11 h 47 min✦✦✦✦✦
September17°3°40 mm14 km/h12 h 4 min✦✦✦✦✦
October18°4°74 mm12 km/h12 h 20 min✦✦✦
November18°4°89 mm12 km/h12 h 35 min✦✦✦
December17°5°104 mm12 km/h12 h 42 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 17 °C (63 °F) and nights 3 °C (37 °F), with about 40 mm (1.6 in) of rain over the month. Much like August: highs about 17°, nights near 3°. A wool coat will serve you well. Rain is modest, about 40 mm, the 8th wettest month.

Is September a good time to visit La Unión?

The Almanac gives September 5 of 5 (recommended). The best months are August and July.

How long are the days in La Unión in September?

In mid-September the sun is up for about 12 h 4 min. The days are lengthening — from 11 h 33 min in June to 12 h 42 min in December.

Does it snow in La Unión in September?

Hardly — September nights average 3 °C (37 °F), above freezing.

What should I pack for La Unión in September?

Layers, a warm coat and stout boots.

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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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