Fergus weather in August

In August, Fergus sees average daytime highs of 24°C and overnight lows near 14°C, with 77 mm of rain across 10.5 wet days and about 13.8 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 30% of the time in August, and the air most often feels dry.

Daylight stretches from about 14 h 24 min at the start of August to 13 h 06 min by month's end. Set against the rest of the year, August is Fergus's 2nd-clearest and 12th-windiest month. For the whole year in context, see Fergus's year-round climate.

Daytime high
24°
2nd warmest
Overnight low
14°
11th coldest
Rainfall
77 mm
10.5 wet days
Daylight
13 h 48 min
5:31 AM – 7:20 PM
Cloud cover
57%
2nd clearest
Wind
11 km/h
12th windiest
Solar energy
5.21 kWh/m²
Travel score
6.9
out of 10

Fergus is town in Wellington County, Ontario, Canada.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical August day in Fergus reaches about 24°C in the afternoon and slips back to 14°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 28°C. Set against its neighbours, August runs about 1°C cooler than July and about 4°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12415
22415
32415
42414
52414
62414
72414
82414
92414
102414
112414
122414
132414
142414
152414
162414
172414
182414
192414
202414
212314
222313
232313
242313
252313
262313
272313
282313
292313
302313
312313

How August really feels in Fergus

Once humidity and wind are folded in, August averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Fergus weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -11°6711.8129.10.0
Feb-2° / -11°549.18.810.20.0
Mar / -6°6210.46.611.60.2
Apr11° / 86123.213.22.5
May18° / 8911.90.114.55.3
Jun23° / 12°9611.6015.26.5
Jul25° / 15°8411.1014.96.8
Aug24° / 14°7710.5013.86.9
Sep20° / 10°7910012.36.2
Oct13° / 8211.70.710.83.3
Nov / -2°7611.75.39.50.4
Dec-0° / -7°6511.910.68.80.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 24% of August, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35446
45446
55446
65446
75446
85446
95347
105347
115446
125446
135347
145347
155347
165347
175347
185347
195347
205248
215347
225347
235347
245446
255446
265545
275545
285644
295545
305545
315545

Chance of precipitation in August

Any precipitation

Fergus gets around 77 mm of rain over 10.5 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 37% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
337
437
537
637
736
836
936
1035
1135
1235
1335
1434
1534
1634
1734
1834
1933
2033
2133
2232
2332
2432
2531
2631
2731
2831
2931
3031
3131

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the dry band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1313223121
2323223121
3323123121
4333123121
5343023121
6343023121
7352923121
8362823121
9372823121
10382723120
11382723110
12392623110
13392623110
14402624110
15402624100
16402624100
17402624100
18402624100
19402724100
2040272490
2140272490
2240272490
2340272490
2441272490
2542262390
2643262390
2743262280
2844252190
2945252190
3046252090
3147251980

Wind in August

Winds average 11 km/h in August, the calmest month.

Across August, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 24 min at the start of August to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over August. Sunrise moves from 5:14 AM to 5:48 AM, and sunset from 7:41 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.45:147:41
214.45:157:40
314.45:167:39
414.35:177:37
514.35:197:36
614.25:207:35
714.25:217:33
814.25:227:32
914.15:237:31
1014.15:247:29
1114.05:257:28
1214.05:267:26
1314.05:287:25
1413.95:297:23
1513.95:307:22
1613.85:317:20
1713.85:327:19
1813.75:337:17
1913.75:357:15
2013.65:367:14
2113.65:377:12
2213.55:387:10
2313.55:397:09
2413.45:407:07
2513.45:417:05
2613.35:437:04
2713.35:447:02
2813.35:457:00
2913.25:466:58
3013.25:476:56
3113.15:486:55

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.21 kWh/m².

For context, solar energy here swings from a low near 1.26 kWh/m² to a high of 6.25 kWh/m² in June across the year — August's 5.21 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.6Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.4Bright
105.4Bright
115.4Bright
125.3Bright
135.3Bright
145.3Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.1Bright
205.1Bright
215.1Bright
225.0Bright
235.0Bright
245.0Bright
254.9Bright
264.9Bright
274.9Bright
284.8Bright
294.8Bright
304.8Bright
314.7Bright
Planning a trip in August

Is August a good time to visit Fergus?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.9
Sightseeing
1st-best month of the year
5.6
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Fergus for sightseeing.

What to pack for Fergus in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Fergus sees daytime highs around 24°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Fergus in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Fergus peaks around June 22 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 22UV 9Jan 11UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun9Very high
Jul8Very high
Aug7High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Fergus in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Fergus is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1515 µg/m³Nov 218 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar13Moderate
Apr13Moderate
May14Moderate
Jun15Moderate
Jul16Moderate
Aug14Moderate
Sep13Moderate
Oct8Good
Nov8Good
Dec8Good
Location & terrain

Where is Fergus?

Fergus sits at 43.7°N, 80.4°W, 400 m above sea level, in Canada. The nearest listed city is Guelph, 20 km away.

Topography around Fergus

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Fergus.

Within 3 km, the terrain around Fergus has only modest variations in elevation — a maximum elevation change of 58 m around an average of 416 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 177 m; within 80 km, significant variations in elevation — a maximum elevation change of 473 m.

The land around Fergus is covered by cropland (43%) and trees (30%) within 3 km, cropland (60%) and trees (28%) within 16 km, and cropland (49%) and trees (30%) within 80 km.

3 km
58 m
16 km
177 m
80 km
473 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Guelph 20 km · Waterloo 29 km · Hespeler 31 km · Orangeville 32 km · Kitchener 33 km · Forest Heights 34 km · Fiddlesticks 35 km · Caledon 36 km

Canada travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 83% of US
price level, 2025
GDP per capita
$55,698
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
2
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 53%none 35%Muslim 5%Hindu 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Fergus (43.706°, -80.3776°, elevation 400 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).