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

Altar in September

The short of it: Altar in September averages a high of 38 °C (100 °F) and a low of 21 °C (69 °F), with 38 mm (1.5 in) of rain and about 12 h 18 min of daylight. Rated 3 of 5 for a visit; the best months are January and February. Source: TerraClimate climate normals, 1991–2020.

Average high 38° · low 21° · rain 38 mm · daylight 12 h 18 min

✦✦✦ Fair for a visit · best months: January & February

September in Altar brings afternoons near 38° and nights around 21°, with about 38 mm of rain over the month. Days run hot, near 38° in the afternoon; ride early and rest at noon. Rain is modest, about 38 mm, the 3rd wettest month.

The sun is up for about 12 h 18 min in mid-September, 57 minutes less than a month before.

For the traveller: pack linen, a wide hat and water. The Almanac rates September 3 of 5 for a visit; the finest months here are January and February.

Against its neighbours, Altar runs cooler than most and wetter than most in September. Pitiquito, 21 km to the WSW, sees much the same highs.

September in Altar, by the numbers

Warmth rank
4th warmest of 12
Rain rank
3rd wettest of 12
Versus August
2° colder, 26 mm less rain
Versus October
4° warmer
Day–night spread
18°
Snow season
seldom any
Daylight, mid-month
12 h 18 min
Average wind
8 km/h

Neighbouring Towns

September averages · distance by the crow’s flight
TownDistanceHighLowRain
PitiquitoSonora21 km WSW38°21°35 mm
ÁtilSonora28 km ENE37°20°41 mm
Heroica CaborcaSonora31 km W39°21°34 mm
TrincherasSonora46 km SE37°19°35 mm
La AlmitaSonora57 km W39°21°28 mm
Siempre VivaSonora59 km W38°21°28 mm
SáricSonora61 km NE36°18°46 mm
El ClaroSonora68 km ESE36°19°44 mm

The Almanac · Altar Month by Month

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

Days run hot, near 38° in the afternoon; ride early and rest at noon. Rain is modest, about 38 mm, the 3rd wettest month.

Climate of Altar by month
MonthHighLowRainWindDaylightVisit
January23°4°15 mm8 km/h10 h 22 min✦✦✦✦✦
February24°5°17 mm8 km/h11 h 4 min✦✦✦✦✦
March28°8°10 mm9 km/h11 h 54 min✦✦✦✦✦
April32°10°3.0 mm9 km/h12 h 53 min✦✦✦✦
May36°14°1.0 mm9 km/h13 h 42 min✦✦✦
June40°19°8.0 mm9 km/h14 h 7 min✦✦✦
July40°24°57 mm9 km/h13 h 57 min✦✦
August40°23°64 mm8 km/h13 h 15 min✦✦
September38°21°38 mm8 km/h12 h 18 min✦✦✦
October34°14°14 mm8 km/h11 h 22 min✦✦✦
November28°8°10 mm8 km/h10 h 33 min✦✦✦✦✦
December22°4°19 mm7 km/h10 h 10 min✦✦✦✦✦

Questions Readers Ask about Altar in September

Answered from the wire & the Almanac

What is the weather like in Altar in September?

Days average 38 °C (100 °F) and nights 21 °C (69 °F), with about 38 mm (1.5 in) of rain over the month. Days run hot, near 38° in the afternoon; ride early and rest at noon. Rain is modest, about 38 mm, the 3rd wettest month.

Is September a good time to visit Altar?

The Almanac gives September 3 of 5 (fair). The best months are January and February.

How long are the days in Altar in September?

In mid-September the sun is up for about 12 h 18 min. The days are shortening — from 10 h 10 min in December to 14 h 7 min in June.

Does it snow in Altar in September?

Hardly — September nights average 21 °C (69 °F), above freezing.

What should I pack for Altar in September?

Linen, a wide hat, sun cream and water.

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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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