Orléans weather in August

In August, Orléans sees average daytime highs of 25°C and overnight lows near 14°C, with 93 mm of rain across 11 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 23°C by the end. The sky is clear or mostly clear about 27% of the time in August, and the air most often feels dry.

Daylight stretches from about 14 h 36 min at the start of August to 13 h 12 min by month's end. Set against the rest of the year, August is Orléans's 3rd-clearest and 12th-windiest month. For the whole year in context, see Orléans's year-round climate.

Daytime high
25°
2nd warmest
Overnight low
14°
11th coldest
Rainfall
93 mm
11 wet days
Daylight
13 h 54 min
5:08 AM – 7:04 PM
Cloud cover
60%
3rd clearest
Wind
9 km/h
12th windiest
Solar energy
5.09 kWh/m²
Travel score
6.7
out of 10

Orléans is administrative sector and neighbourhood in Ottawa, Ontario, Canada.

Founded
1830

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 25°C in the first days to 23°C by the end.

A typical August day in Orléans reaches about 25°C in the afternoon and slips back to 14°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 29°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)
12615
22615
32615
42515
52515
62515
72515
82515
92515
102515
112515
122515
132514
142514
152514
162514
172514
182514
192414
202414
212414
222414
232413
242413
252413
262413
272413
282413
292313
302313
312313

How August really feels in Orléans

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.

Orléans weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-5° / -15°7410.69.98.90.0
Feb-4° / -14°588.98.210.10.0
Mar / -7°7310.2711.60.1
Apr11° / 9211.33.113.22.6
May19° / 9211.40.314.75.6
Jun24° / 13°10411.7015.46.4
Jul26° / 15°10212.5015.16.3
Aug25° / 14°9311013.96.7
Sep20° / 10°9610.3012.36.2
Oct12° / 10112.20.610.73.2
Nov / -3°8411.34.49.30.4
Dec-2° / -10°8011.59.28.60.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 22% of August, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34753
44852
54852
64852
74852
84753
94852
104852
114852
124852
134951
144951
154951
164951
175050
185050
195050
204951
215050
225050
235050
245050
255050
265050
275050
285050
295050
305050
315050

Chance of precipitation in August

Any precipitation

Orléans gets around 93 mm of rain over 11 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 35% and peaks near 39% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
139
239
339
439
538
638
738
838
937
1037
1137
1237
1336
1436
1536
1635
1735
1834
1934
2034
2133
2233
2332
2432
2532
2632
2731
2831
2931
3031
3132

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 32% of days. Sticky, muggy-or-worse air turns up on roughly 12% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1242732152
2242732152
3242832151
4252831151
5252831141
6252831141
7252831141
8262931131
9262931131
10272931121
11272931121
12282930111
13292930111
14292930101
15303030101
1630303091
1731292991
1832292991
1933292891
2034292891
2135292791
2236292691
2337282591
2438282491
2539282391
2640272291
2741272191
2843272191
2944262091
3045261991
3146251891

Wind in August

Winds average 9 km/h in August, the calmest month.

Across August, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 36 min at the start of August to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over August. Sunrise moves from 4:50 AM to 5:27 AM, and sunset from 7:26 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.64:507:26
214.64:517:25
314.54:527:24
414.54:537:22
514.44:557:21
614.44:567:20
714.44:577:18
814.34:587:17
914.34:597:15
1014.25:017:14
1114.25:027:12
1214.15:037:11
1314.15:047:09
1414.05:067:07
1514.05:077:06
1613.95:087:04
1713.95:097:03
1813.85:117:01
1913.85:126:59
2013.75:136:57
2113.75:146:56
2213.65:166:54
2313.65:176:52
2413.55:186:50
2513.55:196:48
2613.45:216:47
2713.45:226:45
2813.35:236:43
2913.35:246:41
3013.25:266:39
3113.25:276:37

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.09 kWh/m².

For context, solar energy here swings from a low near 1.19 kWh/m² to a high of 5.98 kWh/m² in June across the year — August's 5.09 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.4Bright
75.4Bright
85.4Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.2Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
205.0Bright
214.9Bright
224.9Bright
234.9Bright
244.8Bright
254.8Bright
264.8Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
314.5Bright
Planning a trip in August

Is August a good time to visit Orléans?

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

6.7
Sightseeing
1st-best month of the year
5.9
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Orléans for sightseeing.

What to pack for Orléans in August

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

In August, Orléans sees daytime highs around 25°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 Orléans in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Orléans peaks around July 14 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 14UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May6High
Jun7High
Jul8Very high
Aug5Moderate
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Orléans?

Orléans sits at 45.5°N, 75.5°W, 89 m above sea level, in Canada. The nearest listed city is Fallingbrook, 3.0 km away.

Topography around Orléans

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

Within 3 km, the terrain around Orléans has only modest variations in elevation — a maximum elevation change of 60 m around an average of 85 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 222 m; within 80 km, significant variations in elevation — a maximum elevation change of 585 m.

The land around Orléans is covered by artificial surfaces (50%) and trees (27%) within 3 km, trees (39%) and cropland (23%) within 16 km, and trees (62%) and cropland (21%) within 80 km.

3 km
60 m
16 km
222 m
80 km
585 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Fallingbrook 3.0 km · Templeton-Est 8.0 km · Vanier 13 km · Alta Vista 14 km · Gatineau 16 km · Gloucester 16 km · Buckingham 16 km · Centretown 16 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 Orléans (45.4573°, -75.5043°, elevation 89 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).