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

Cotia in December

The short of it: Cotia in December averages a high of 25 °C (76 °F) and a low of 16 °C (61 °F), with 186 mm (7.3 in) of rain and about 13 h 35 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 25° · low 16° · rain 186 mm · daylight 13 h 35 min

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

December in Cotia brings afternoons near 25° and nights around 16°, with about 186 mm of rain over the month. Much like November: highs about 25°, nights near 16°. Easy travelling weather. Wet spells are common — about 186 mm, the 3rd wettest month.

The sun is up for about 13 h 35 min in mid-December, 17 minutes more than a month before.

For the traveller: pack light clothes and a jacket for the evening, and an oilskin besides. The Almanac rates December 3 of 5 for a visit; the finest months here are August and June.

Against its neighbours, Cotia runs cooler than most and about as wet in December. Itapevi, 6 km to the NNW, is 1° warmer by day.

December in Cotia, by the numbers

Warmth rank
3rd warmest of 12
Rain rank
3rd wettest of 12
Versus November
1° warmer, 37 mm more rain
Versus January
about the same
Day–night spread
9°
Snow season
seldom any
Daylight, mid-month
13 h 35 min
Average wind
7 km/h

Neighbouring Towns

December averages · distance by the crow’s flight
TownDistanceHighLowRain
ItapeviSão Paulo6 km NNW25°16°183 mm
Embu das ArtesSão Paulo8 km SE25°16°190 mm
BarueriSão Paulo11 km NNE26°17°183 mm
CarapicuíbaSão Paulo12 km NE26°17°184 mm
Taboão da SerraSão Paulo13 km E26°17°192 mm
Itapecerica da SerraSão Paulo14 km SSE24°16°201 mm
OsascoSão Paulo15 km ENE26°17°186 mm
Capao RedondoSão Paulo16 km ESE25°17°199 mm

The Almanac · Cotia Month by Month

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

Much like November: highs about 25°, nights near 16°. Easy travelling weather. Wet spells are common — about 186 mm, the 3rd wettest month.

Climate of Cotia by month
MonthHighLowRainWindDaylightVisit
January25°17°279 mm6 km/h13 h 26 min✦✦✦
February25°17°204 mm6 km/h12 h 55 min✦✦✦
March25°16°159 mm7 km/h12 h 17 min✦✦✦
April23°14°62 mm6 km/h11 h 34 min✦✦✦✦
May21°12°47 mm6 km/h10 h 59 min✦✦✦✦
June20°11°44 mm5 km/h10 h 41 min✦✦✦✦✦
July20°9°46 mm6 km/h10 h 49 min✦✦✦✦
August21°10°39 mm6 km/h11 h 18 min✦✦✦✦✦
September22°12°61 mm8 km/h12 h 0 min✦✦✦✦
October23°14°122 mm8 km/h12 h 41 min✦✦✦
November24°15°149 mm8 km/h13 h 18 min✦✦✦
December25°16°186 mm7 km/h13 h 35 min✦✦✦

Questions Readers Ask about Cotia in December

Answered from the wire & the Almanac

What is the weather like in Cotia in December?

Days average 25 °C (76 °F) and nights 16 °C (61 °F), with about 186 mm (7.3 in) of rain over the month. Much like November: highs about 25°, nights near 16°. Easy travelling weather. Wet spells are common — about 186 mm, the 3rd wettest month.

Is December a good time to visit Cotia?

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

How long are the days in Cotia in December?

In mid-December the sun is up for about 13 h 35 min. These are the longest days of the year; the shortest, in June, last 10 h 41 min.

Does it snow in Cotia in December?

Hardly — December nights average 16 °C (61 °F), above freezing.

What should I pack for Cotia in December?

Light clothes and a jacket for the evening, 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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