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

Portlaoise in August

The short of it: Portlaoise in August averages a high of 19 °C (67 °F) and a low of 11 °C (52 °F), with 102 mm (4.0 in) of rain and about 14 h 44 min of daylight. Rated 3 of 5 for a visit; the best months are July and August. Source: TerraClimate climate normals, 1991–2020.

Average high 19° · low 11° · rain 102 mm · daylight 14 h 44 min

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

Thirty years of records give Portlaoise an average August high of 19°, a low of 11° and some 102 mm of rain. Much like July: highs about 19°, nights near 11°. Easy travelling weather. Wet spells are common — about 102 mm, the 4th wettest month.

The sun is up for about 14 h 44 min in mid-August, 102 minutes less than a month before.

For the traveller: pack layers, a wool coat and stout boots, and an oilskin besides. The Almanac rates August 3 of 5 for a visit; the finest months here are July and August.

Against its neighbours, Portlaoise runs about middling and wetter than most in August. Athy, 22 km to the ESE, sees much the same highs.

August in Portlaoise, by the numbers

Warmth rank
2nd warmest of 12
Rain rank
4th wettest of 12
Versus July
about the same, 18 mm more rain
Versus September
2° warmer
Day–night spread
8°
Snow season
seldom any
Daylight, mid-month
14 h 44 min
Average wind
11 km/h

Neighbouring Towns

August averages · distance by the crow’s flight
TownDistanceHighLowRain
AthyLeinster22 km ESE19°12°79 mm
KildareLeinster29 km ENE19°11°78 mm
TullamoreLeinster29 km NNW19°11°113 mm
CarlowLeinster33 km SE20°12°82 mm
Droichead NuaLeinster37 km ENE19°11°78 mm
KilkennyLeinster42 km S20°11°84 mm
NaasLeinster47 km ENE19°11°77 mm
An Muileann gCearrLeinster55 km N19°11°94 mm

The Almanac · Portlaoise Month by Month

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

Much like July: highs about 19°, nights near 11°. Easy travelling weather. Wet spells are common — about 102 mm, the 4th wettest month.

Climate of Portlaoise by month
MonthHighLowRainWindDaylightVisit
January8°2°97 mm14 km/h8 h 5 min✦
February9°2°84 mm15 km/h9 h 46 min✦
March10°3°73 mm14 km/h11 h 41 min✦✦
April13°4°72 mm13 km/h13 h 53 min✦✦
May16°7°71 mm13 km/h15 h 48 min✦✦
June18°10°78 mm12 km/h16 h 54 min✦✦✦
July20°11°84 mm11 km/h16 h 27 min✦✦✦
August19°11°102 mm11 km/h14 h 44 min✦✦✦
September17°9°90 mm12 km/h12 h 35 min✦✦✦
October14°7°112 mm12 km/h10 h 28 min✦✦
November10°4°127 mm13 km/h8 h 33 min✦✦
December8°3°115 mm14 km/h7 h 35 min✦

Questions Readers Ask about Portlaoise in August

Answered from the wire & the Almanac

What is the weather like in Portlaoise in August?

Days average 19 °C (67 °F) and nights 11 °C (52 °F), with about 102 mm (4.0 in) of rain over the month. Much like July: highs about 19°, nights near 11°. Easy travelling weather. Wet spells are common — about 102 mm, the 4th wettest month.

Is August a good time to visit Portlaoise?

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

How long are the days in Portlaoise in August?

In mid-August the sun is up for about 14 h 44 min. The days are shortening — from 7 h 35 min in December to 16 h 54 min in June.

Does it snow in Portlaoise in August?

Hardly — August nights average 11 °C (52 °F), above freezing.

What should I pack for Portlaoise in August?

Layers, a warm coat and stout boots, 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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