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

Belleville in August

The short of it: Belleville in August averages a high of 26 °C (78 °F) and a low of 15 °C (59 °F), with 76 mm (3.0 in) of rain and about 14 h 0 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 15° · rain 76 mm · daylight 14 h 0 min

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

August in Belleville brings afternoons near 26° and nights around 15°, with about 76 mm of rain over the month. Much like July: highs about 26°, nights near 15°. Easy travelling weather. Wet spells are common — about 76 mm, the 8th wettest month.

The sun is up for about 14 h 0 min in mid-August, 71 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 August 3 of 5 for a visit; the finest months here are July and June.

Against its neighbours, Belleville runs warmer than most and wetter than most in August. Quinte West, 16 km to the WSW, sees much the same highs.

August in Belleville, by the numbers

Warmth rank
2nd warmest of 12
Rain rank
8th wettest of 12
Versus July
1° colder, 8.0 mm more rain
Versus September
4° warmer
Day–night spread
11°
Snow season
Nov–Mar
Daylight, mid-month
14 h 0 min
Average wind
11 km/h

Neighbouring Towns

August averages · distance by the crow’s flight
TownDistanceHighLowRain
Quinte WestOntario16 km WSW26°15°73 mm
StirlingOntario20 km NW26°14°77 mm
Prince EdwardOntario21 km SSE25°16°71 mm
PictonOntario26 km SE25°16°72 mm
DeserontoOntario27 km E25°16°72 mm
TweedOntario35 km N25°14°76 mm
Napanee DowntownOntario36 km ENE26°15°73 mm
Greater NapaneeOntario36 km ENE26°15°73 mm

The Almanac · Belleville Month by Month

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

Much like July: highs about 26°, nights near 15°. Easy travelling weather. Wet spells are common — about 76 mm, the 8th wettest month.

Climate of Belleville by month
MonthHighLowRainWindDaylightVisit
January-2°-11°75 mm17 km/h9 h 13 min✦
February-1°-11°59 mm16 km/h10 h 24 min✦
March4°-5°61 mm15 km/h11 h 47 min✦✦
April12°2°84 mm15 km/h13 h 24 min✦✦
May19°8°78 mm13 km/h14 h 45 min✦✦✦
June24°13°82 mm12 km/h15 h 29 min✦✦✦
July26°16°68 mm11 km/h15 h 11 min✦✦✦✦
August26°15°76 mm11 km/h14 h 0 min✦✦✦
September22°11°77 mm12 km/h12 h 27 min✦✦✦
October14°5°92 mm14 km/h10 h 54 min✦✦
November7°-1°88 mm15 km/h9 h 33 min✦
December1°-7°78 mm17 km/h8 h 53 min✦

Questions Readers Ask about Belleville in August

Answered from the wire & the Almanac

What is the weather like in Belleville in August?

Days average 26 °C (78 °F) and nights 15 °C (59 °F), with about 76 mm (3.0 in) of rain over the month. Much like July: highs about 26°, nights near 15°. Easy travelling weather. Wet spells are common — about 76 mm, the 8th wettest month.

Is August a good time to visit Belleville?

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

How long are the days in Belleville in August?

In mid-August the sun is up for about 14 h 0 min. The days are shortening — from 8 h 53 min in December to 15 h 29 min in June.

Does it snow in Belleville in August?

Hardly — August nights average 15 °C (59 °F), above freezing.

What should I pack for Belleville in August?

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