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

Penticton in May

The short of it: Penticton in May averages a high of 22 °C (72 °F) and a low of 8 °C (47 °F), with 32 mm (1.3 in) of rain and about 15 h 19 min of daylight. Rated 5 of 5 for a visit; the best months are September and May. Source: TerraClimate climate normals, 1991–2020.

Average high 22° · low 8° · rain 32 mm · daylight 15 h 19 min

✦✦✦✦✦ Recommended for a visit · best months: September & May

Thirty years of records give Penticton an average May high of 22°, a low of 8° and some 32 mm of rain. Spring takes hold here: highs climb 5° from April to about 22°, with nights near 8°. Rain is modest, about 32 mm, the 2nd wettest month.

The sun is up for about 15 h 19 min in mid-May, 99 minutes more than a month before.

For the traveller: pack light clothes and a jacket for the evening. The Almanac rates May 5 of 5 for a visit; the finest months here are September and May.

Against its neighbours, Penticton runs warmer than most and wetter than most in May. Kaleden, 9 km to the S, is 1° cooler by day.

May in Penticton, by the numbers

Warmth rank
5th warmest of 12
Rain rank
2nd wettest of 12
Versus April
5° warmer, 6.0 mm more rain
Versus June
3° colder
Day–night spread
14°
Snow season
Dec–Feb
Daylight, mid-month
15 h 19 min
Average wind
9 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
KaledenBritish Columbia9 km S21°8°31 mm
NaramataBritish Columbia13 km N21°8°32 mm
SummerlandBritish Columbia15 km NNW21°8°34 mm
Okanagan FallsBritish Columbia15 km S22°8°30 mm
OliverBritish Columbia33 km S22°8°30 mm
PeachlandBritish Columbia34 km NNW21°8°34 mm
CawstonBritish Columbia35 km SSW21°7°26 mm
KeremeosBritish Columbia36 km SSW18°4°36 mm

The Almanac · Penticton Month by Month

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

Spring takes hold here: highs climb 5° from April to about 22°, with nights near 8°. Rain is modest, about 32 mm, the 2nd wettest month.

Climate of Penticton by month
MonthHighLowRainWindDaylightVisit
January2°-3°29 mm8 km/h8 h 36 min✦✦✦
February5°-3°20 mm7 km/h10 h 3 min✦✦✦
March11°0°25 mm9 km/h11 h 44 min✦✦✦✦
April17°4°26 mm10 km/h13 h 40 min✦✦✦✦✦
May22°8°32 mm9 km/h15 h 19 min✦✦✦✦✦
June25°11°37 mm9 km/h16 h 15 min✦✦✦✦✦
July30°14°20 mm9 km/h15 h 52 min✦✦✦✦
August29°13°20 mm8 km/h14 h 24 min✦✦✦✦
September23°9°20 mm8 km/h12 h 31 min✦✦✦✦✦
October14°3°22 mm8 km/h10 h 39 min✦✦✦✦
November7°1°29 mm8 km/h9 h 0 min✦✦✦
December3°-3°29 mm8 km/h8 h 10 min✦✦✦

Questions Readers Ask about Penticton in May

Answered from the wire & the Almanac

What is the weather like in Penticton in May?

Days average 22 °C (72 °F) and nights 8 °C (47 °F), with about 32 mm (1.3 in) of rain over the month. Spring takes hold here: highs climb 5° from April to about 22°, with nights near 8°. Rain is modest, about 32 mm, the 2nd wettest month.

Is May a good time to visit Penticton?

The Almanac gives May 5 of 5 (recommended). The best months are September and May.

How long are the days in Penticton in May?

In mid-May the sun is up for about 15 h 19 min. The days are lengthening — from 8 h 10 min in December to 16 h 15 min in June.

Does it snow in Penticton in May?

Hardly — May nights average 8 °C (47 °F), above freezing.

What should I pack for Penticton in May?

Light clothes and a jacket for the evening.

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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