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

Guapimirim in May

The short of it: Guapimirim in May averages a high of 26 °C (79 °F) and a low of 16 °C (60 °F), with 72 mm (2.8 in) of rain and about 11 h 3 min of daylight. Rated 3 of 5 for a visit; the best months are July and June. Source: TerraClimate climate normals, 1991–2020.

Average high 26° · low 16° · rain 72 mm · daylight 11 h 3 min

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

May in Guapimirim brings afternoons near 26° and nights around 16°, with about 72 mm of rain over the month. Much like April: highs about 26°, nights near 16°. Easy travelling weather. Wet spells are common — about 72 mm, the 8th wettest month.

The sun is up for about 11 h 3 min in mid-May, 33 minutes less than a month before.

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

Against its neighbours, Guapimirim runs about middling and drier than most in May. São Pedro, 13 km to the N, is 4° cooler by day.

May in Guapimirim, by the numbers

Warmth rank
10th warmest of 12
Rain rank
8th wettest of 12
Versus April
3° colder, 41 mm less rain
Versus June
about the same
Day–night spread
11°
Snow season
seldom any
Daylight, mid-month
11 h 3 min
Average wind
6 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
São PedroRio de Janeiro13 km N22°10°72 mm
TeresópolisRio de Janeiro13 km N22°10°72 mm
MagéRio de Janeiro14 km SSW27°16°78 mm
PetrópolisRio de Janeiro21 km W22°11°89 mm
ItaboraíRio de Janeiro26 km SSE27°17°79 mm
São GonçaloRio de Janeiro33 km SSW27°17°84 mm
FreguesiaRio de Janeiro34 km SW27°17°82 mm
Cachoeiras de MacacuRio de Janeiro35 km ENE26°15°62 mm
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The Almanac · Guapimirim Month by Month

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

Much like April: highs about 26°, nights near 16°. Easy travelling weather. Wet spells are common — about 72 mm, the 8th wettest month.

Climate of Guapimirim by month
MonthHighLowRainWindDaylightVisit
January31°20°210 mm8 km/h13 h 22 min✦✦
February31°20°210 mm8 km/h12 h 52 min✦✦
March30°20°220 mm7 km/h12 h 17 min✦✦
April29°18°113 mm6 km/h11 h 36 min✦✦✦
May26°16°72 mm6 km/h11 h 3 min✦✦✦
June26°15°41 mm6 km/h10 h 46 min✦✦✦✦✦
July25°14°34 mm6 km/h10 h 53 min✦✦✦✦✦
August26°14°27 mm8 km/h11 h 21 min✦✦✦✦✦
September27°16°44 mm9 km/h12 h 0 min✦✦✦✦✦
October28°18°90 mm9 km/h12 h 40 min✦✦✦
November28°18°139 mm9 km/h13 h 14 min✦✦✦
December29°20°199 mm9 km/h13 h 30 min✦✦

Questions Readers Ask about Guapimirim in May

Answered from the wire & the Almanac

What is the weather like in Guapimirim in May?

Days average 26 °C (79 °F) and nights 16 °C (60 °F), with about 72 mm (2.8 in) of rain over the month. Much like April: highs about 26°, nights near 16°. Easy travelling weather. Wet spells are common — about 72 mm, the 8th wettest month.

Is May a good time to visit Guapimirim?

The Almanac gives May 3 of 5 (fair). The best months are July and June.

How long are the days in Guapimirim in May?

In mid-May the sun is up for about 11 h 3 min. The days are shortening — from 10 h 46 min in June to 13 h 30 min in December.

Does it snow in Guapimirim in May?

Hardly — May nights average 16 °C (60 °F), above freezing.

What should I pack for Guapimirim in May?

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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