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

Napanee in May

The short of it: Napanee in May averages a high of 18 °C (65 °F) and a low of 8 °C (46 °F), with 77 mm (3.0 in) of rain and about 14 h 45 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 18° · low 8° · rain 77 mm · daylight 14 h 45 min

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

May in Napanee brings afternoons near 18° and nights around 8°, with about 77 mm of rain over the month. Highs rise 7° against April, to near 18°; nights run about 8°. Wet spells are common — about 77 mm, the 7th wettest month.

The sun is up for about 14 h 45 min in mid-May, 81 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 3 of 5 for a visit; the finest months here are July and June.

Against its neighbours, Napanee runs warmer than most and wetter than most in May. Greater Napanee, 0 km to the N, sees much the same highs.

May in Napanee, by the numbers

Warmth rank
5th warmest of 12
Rain rank
7th wettest of 12
Versus April
7° warmer, 9.0 mm less rain
Versus June
5° colder
Day–night spread
11°
Snow season
Nov–Mar
Daylight, mid-month
14 h 45 min
Average wind
14 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
Greater NapaneeOntario0 km N18°8°77 mm
Napanee DowntownOntario0 km SSW18°8°76 mm
SkateparkOntario0 km ENE18°8°77 mm
DeserontoOntario10 km SW18°8°75 mm
BathOntario15 km ESE18°8°76 mm
AmherstviewOntario24 km E18°7°77 mm
Mile SquareOntario26 km E18°8°77 mm
Sharpton/GlenvaleOntario27 km ENE18°7°83 mm

The Almanac · Napanee Month by Month

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

Highs rise 7° against April, to near 18°; nights run about 8°. Wet spells are common — about 77 mm, the 7th wettest month.

Climate of Napanee by month
MonthHighLowRainWindDaylightVisit
January-3°-12°79 mm17 km/h9 h 13 min✦
February-2°-11°58 mm17 km/h10 h 23 min✦
March4°-5°60 mm16 km/h11 h 47 min✦
April11°1°86 mm15 km/h13 h 24 min✦✦
May18°8°77 mm14 km/h14 h 45 min✦✦✦
June23°13°90 mm12 km/h15 h 30 min✦✦✦
July26°16°66 mm12 km/h15 h 11 min✦✦✦✦
August26°15°73 mm11 km/h14 h 0 min✦✦✦
September22°11°85 mm13 km/h12 h 27 min✦✦✦
October14°5°101 mm15 km/h10 h 54 min✦✦
November7°-1°92 mm17 km/h9 h 32 min✦
December1°-7°73 mm18 km/h8 h 52 min✦

Questions Readers Ask about Napanee in May

Answered from the wire & the Almanac

What is the weather like in Napanee in May?

Days average 18 °C (65 °F) and nights 8 °C (46 °F), with about 77 mm (3.0 in) of rain over the month. Highs rise 7° against April, to near 18°; nights run about 8°. Wet spells are common — about 77 mm, the 7th wettest month.

Is May a good time to visit Napanee?

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

How long are the days in Napanee in May?

In mid-May the sun is up for about 14 h 45 min. The days are lengthening — from 8 h 52 min in December to 15 h 30 min in June.

Does it snow in Napanee in May?

Hardly — May nights average 8 °C (46 °F), above freezing.

What should I pack for Napanee 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
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