The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
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Arco-Íris Weather in March

Arco-Íris in March

The short of it: Arco-Íris in March averages a high of 30 °C (85 °F) and a low of 19 °C (65 °F), with 121 mm (4.8 in) of rain and about 12 h 16 min of daylight. Rated 2 of 5 for a visit; the best months are June and July. Source: TerraClimate climate normals, 1991–2020.

Average high 30° · low 19° · rain 121 mm · daylight 12 h 16 min

✦✦ Travel with care for a visit · best months: June & July

March in Arco-Íris brings afternoons near 30° and nights around 19°, with about 121 mm of rain over the month. Much like February: highs about 30°, nights near 19°. Easy travelling weather. Wet spells are common — about 121 mm, the 4th wettest month.

The sun is up for about 12 h 16 min in mid-March, 35 minutes less than a month before.

For the traveller: pack linen, a wide hat and water, and an oilskin besides. The Almanac rates March 2 of 5 for a visit; the finest months here are June and July.

Against its neighbours, Arco-Íris runs warmer than most and drier than most in March. Santópolis do Aguapeí, 15 km to the NNW, sees much the same highs.

March in Arco-Íris, by the numbers

Warmth rank
5th warmest of 12
Rain rank
4th wettest of 12
Versus February
1° colder, 101 mm less rain
Versus April
1° warmer
Day–night spread
11°
Snow season
seldom any
Daylight, mid-month
12 h 16 min
Average wind
8 km/h

Neighbouring Towns

March averages · distance by the crow’s flight
TownDistanceHighLowRain
Santópolis do AguapeíSão Paulo15 km NNW30°19°125 mm
LuiziâniaSão Paulo18 km NE30°19°114 mm
TupãSão Paulo19 km SSW29°18°125 mm
QueirozSão Paulo23 km E30°18°100 mm
ClementinaSão Paulo24 km N30°19°128 mm
PiacatuSão Paulo24 km NW30°19°125 mm
IacriSão Paulo25 km WSW29°19°125 mm
HerculândiaSão Paulo27 km SSE29°18°119 mm

The Almanac · Arco-Íris Month by Month

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

Much like February: highs about 30°, nights near 19°. Easy travelling weather. Wet spells are common — about 121 mm, the 4th wettest month.

Climate of Arco-Íris by month
MonthHighLowRainWindDaylightVisit
January31°20°259 mm9 km/h13 h 19 min✦✦
February30°20°222 mm8 km/h12 h 51 min✦✦
March30°19°121 mm8 km/h12 h 16 min✦✦
April29°16°54 mm8 km/h11 h 37 min✦✦✦✦
May25°13°56 mm8 km/h11 h 5 min✦✦✦✦
June25°12°39 mm8 km/h10 h 49 min✦✦✦✦✦
July26°11°24 mm9 km/h10 h 55 min✦✦✦✦✦
August27°13°20 mm10 km/h11 h 22 min✦✦✦✦✦
September29°16°39 mm10 km/h12 h 0 min✦✦✦✦
October30°17°119 mm10 km/h12 h 38 min✦✦
November30°19°117 mm10 km/h13 h 11 min✦✦
December31°19°152 mm9 km/h13 h 27 min✦✦

Questions Readers Ask about Arco-Íris in March

Answered from the wire & the Almanac

What is the weather like in Arco-Íris in March?

Days average 30 °C (85 °F) and nights 19 °C (65 °F), with about 121 mm (4.8 in) of rain over the month. Much like February: highs about 30°, nights near 19°. Easy travelling weather. Wet spells are common — about 121 mm, the 4th wettest month.

Is March a good time to visit Arco-Íris?

The Almanac gives March 2 of 5 (travel with care). The best months are June and July.

How long are the days in Arco-Íris in March?

In mid-March the sun is up for about 12 h 16 min. The days are shortening — from 10 h 49 min in June to 13 h 27 min in December.

Does it snow in Arco-Íris in March?

Hardly — March nights average 19 °C (65 °F), above freezing.

What should I pack for Arco-Íris in March?

Linen, a wide hat, sun cream and water, 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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