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

Innisfil in August

The short of it: Innisfil in August averages a high of 25 °C (77 °F) and a low of 14 °C (57 °F), with 76 mm (3.0 in) of rain and about 14 h 1 min of daylight. Rated 3 of 5 for a visit; the best months are June and September. Source: TerraClimate climate normals, 1991–2020.

Average high 25° · low 14° · rain 76 mm · daylight 14 h 1 min

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

Thirty years of records give Innisfil an average August high of 25°, a low of 14° and some 76 mm of rain. Much like July: highs about 25°, nights near 14°. Easy travelling weather. Wet spells are common — about 76 mm, the 7th wettest month.

The sun is up for about 14 h 1 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 June and September.

Against its neighbours, Innisfil runs warmer than most and drier than most in August. Barrie, 11 km to the N, sees much the same highs.

August in Innisfil, by the numbers

Warmth rank
2nd warmest of 12
Rain rank
7th wettest of 12
Versus July
1° colder, 1.0 mm less rain
Versus September
4° warmer
Day–night spread
11°
Snow season
Nov–Apr
Daylight, mid-month
14 h 1 min
Average wind
11 km/h

Neighbouring Towns

August averages · distance by the crow’s flight
TownDistanceHighLowRain
BarrieOntario11 km N25°15°78 mm
NewmarketOntario31 km SSE25°15°80 mm
AuroraOntario36 km SSE25°15°80 mm
OrilliaOntario39 km NNE25°14°82 mm
Whitchurch-StouffvilleOntario43 km SE24°14°83 mm
BoltonOntario47 km S25°14°73 mm
StouffvilleOntario49 km SE24°15°84 mm
Richmond HillOntario51 km SSE26°16°80 mm

The Almanac · Innisfil Month by Month

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

Much like July: highs about 25°, nights near 14°. Easy travelling weather. Wet spells are common — about 76 mm, the 7th wettest month.

Climate of Innisfil by month
MonthHighLowRainWindDaylightVisit
January-4°-12°66 mm16 km/h9 h 12 min✦
February-3°-12°57 mm16 km/h10 h 23 min✦
March2°-7°49 mm15 km/h11 h 47 min✦
April9°-1°73 mm16 km/h13 h 24 min✦
May18°6°86 mm14 km/h14 h 46 min✦✦✦
June23°11°94 mm12 km/h15 h 30 min✦✦✦
July26°14°77 mm12 km/h15 h 12 min✦✦✦
August25°14°76 mm11 km/h14 h 1 min✦✦✦
September22°11°84 mm13 km/h12 h 27 min✦✦✦
October14°5°82 mm15 km/h10 h 54 min✦✦
November7°-1°77 mm16 km/h9 h 32 min✦
December0°-6°60 mm17 km/h8 h 52 min✦

Questions Readers Ask about Innisfil in August

Answered from the wire & the Almanac

What is the weather like in Innisfil in August?

Days average 25 °C (77 °F) and nights 14 °C (57 °F), with about 76 mm (3.0 in) of rain over the month. Much like July: highs about 25°, nights near 14°. Easy travelling weather. Wet spells are common — about 76 mm, the 7th wettest month.

Is August a good time to visit Innisfil?

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

How long are the days in Innisfil in August?

In mid-August the sun is up for about 14 h 1 min. The days are shortening — from 8 h 52 min in December to 15 h 30 min in June.

Does it snow in Innisfil in August?

Hardly — August nights average 14 °C (57 °F), above freezing.

What should I pack for Innisfil 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
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