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

Delta Weather in May

Delta in May

The short of it: Delta in May averages a high of 18 °C (64 °F) and a low of 9 °C (48 °F), with 62 mm (2.4 in) of rain and about 15 h 17 min of daylight. Rated 4 of 5 for a visit; the best months are August and July. Source: TerraClimate climate normals, 1991–2020.

Average high 18° · low 9° · rain 62 mm · daylight 15 h 17 min

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

May in Delta brings afternoons near 18° and nights around 9°, with about 62 mm of rain over the month. Much like April: highs about 18°, nights near 9°. A wool coat will serve you well. Wet spells are common — about 62 mm, the 8th wettest month.

The sun is up for about 15 h 17 min in mid-May, 98 minutes more than a month before.

For the traveller: pack layers, a wool coat and stout boots, and an oilskin besides. The Almanac rates May 4 of 5 for a visit; the finest months here are August and July.

Against its neighbours, Delta runs cooler than most and about as wet in May. Ladner, 2 km to the W, sees much the same highs.

May in Delta, by the numbers

Warmth rank
5th warmest of 12
Rain rank
8th wettest of 12
Versus April
4° warmer, 25 mm less rain
Versus June
3° colder
Day–night spread
9°
Snow season
seldom any
Daylight, mid-month
15 h 17 min
Average wind
11 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
LadnerBritish Columbia2 km W18°9°62 mm
BroadmoorBritish Columbia9 km NW18°10°60 mm
StevestonBritish Columbia10 km WNW17°9°56 mm
Brighouse-City CentreBritish Columbia10 km NW18°10°65 mm
RichmondBritish Columbia11 km NW18°10°65 mm
North DeltaBritish Columbia13 km NE18°9°85 mm
Strawberry HillBritish Columbia13 km ENE18°9°85 mm
Victoria-FraserviewBritish Columbia14 km N18°10°86 mm

The Almanac · Delta Month by Month

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

Much like April: highs about 18°, nights near 9°. A wool coat will serve you well. Wet spells are common — about 62 mm, the 8th wettest month.

Climate of Delta by month
MonthHighLowRainWindDaylightVisit
January7°2°188 mm12 km/h8 h 39 min✦
February8°2°95 mm11 km/h10 h 4 min✦
March11°4°116 mm13 km/h11 h 44 min✦✦
April14°6°87 mm12 km/h13 h 39 min✦✦
May18°9°62 mm11 km/h15 h 17 min✦✦✦✦
June20°12°54 mm11 km/h16 h 11 min✦✦✦✦
July23°14°30 mm11 km/h15 h 49 min✦✦✦✦✦
August23°14°41 mm10 km/h14 h 22 min✦✦✦✦✦
September20°11°54 mm9 km/h12 h 31 min✦✦✦✦
October14°7°126 mm10 km/h10 h 41 min✦✦
November10°4°196 mm12 km/h9 h 3 min✦
December7°2°159 mm13 km/h8 h 14 min✦

Questions Readers Ask about Delta in May

Answered from the wire & the Almanac

What is the weather like in Delta in May?

Days average 18 °C (64 °F) and nights 9 °C (48 °F), with about 62 mm (2.4 in) of rain over the month. Much like April: highs about 18°, nights near 9°. A wool coat will serve you well. Wet spells are common — about 62 mm, the 8th wettest month.

Is May a good time to visit Delta?

The Almanac gives May 4 of 5 (recommended). The best months are August and July.

How long are the days in Delta in May?

In mid-May the sun is up for about 15 h 17 min. The days are lengthening — from 8 h 14 min in December to 16 h 11 min in June.

Does it snow in Delta in May?

Hardly — May nights average 9 °C (48 °F), above freezing.

What should I pack for Delta in May?

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