Strathroy weather in July

In July, Strathroy sees average daytime highs of 26°C and overnight lows near 16°C, with 98 mm of rain across 12.2 wet days and about 14.8 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 33% of the time in July, and the air most often feels humid.

Daylight stretches from about 15 h 06 min at the start of July to 14 h 24 min by month's end. Set against the rest of the year, July is Strathroy's 1st-clearest and 11th-windiest month. For the whole year in context, see Strathroy's year-round climate.

Daytime high
26°
1st warmest
Overnight low
16°
12th coldest
Rainfall
98 mm
12.2 wet days
Daylight
14 h 54 min
5:06 AM – 7:58 PM
Cloud cover
54%
1st clearest
Wind
10 km/h
11th windiest
Solar energy
6.41 kWh/m²
Travel score
6.4
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical July day in Strathroy reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°C. Set against its neighbours, July runs about 2°C warmer than June and about 1°C warmer than August.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12615
22615
32615
42615
52616
62616
72616
82616
92616
102616
112616
122616
132616
142616
152616
162616
172616
182616
192616
202616
212616
222616
232616
242616
252616
262616
272616
282616
292616
302616
312616

How July really feels in Strathroy

Once humidity and wind are folded in, July 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

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

Strathroy weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -8°7011.89.49.20.0
Feb-0° / -8°579.58.210.20.0
Mar / -4°68115.711.60.5
Apr13° / 9112.32.313.13.2
May19° / 9912.7014.45.6
Jun24° / 14°10012015.16.5
Jul26° / 16°9812.2014.86.4
Aug25° / 15°8510.8013.86.7
Sep22° / 11°8610.2012.36.6
Oct14° / 8611.70.210.84.2
Nov / 77113.89.51.0
Dec / -5°6611.28.28.90.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 22% of July, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35743
45842
55941
65941
75941
85941
95842
105842
115842
125743
135743
145644
155545
165446
175446
185347
195248
205248
215248
225248
235248
245248
255248
265347
275347
285446
295446
305545
315545

Chance of precipitation in July

Any precipitation

Strathroy gets around 98 mm of rain over 12.2 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 44% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
336
435
535
635
735
835
935
1036
1136
1237
1338
1438
1539
1640
1740
1841
1942
2043
2143
2244
2344
2444
2544
2644
2743
2843
2942
3042
3141

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 25% of days. Sticky, muggy-or-worse air turns up on roughly 26% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1322520203
2322520203
3312520204
4312520204
5312520204
6312520204
7312520204
8302521205
9292421205
10282422205
11272423215
12262324215
13262325216
14252325216
15242326226
16232327226
17222327226
18212328226
19212328226
20202328226
21192329226
22192429226
23182429226
24182530216
25182530216
26182630216
27182730206
28182729205
29182829205
30192829205
31192829195

Wind in July

Winds average 10 km/h in July.

Across July, daily wind ranges from about 10 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
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 06 min at the start of July to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over July. Sunrise moves from 4:56 AM to 5:20 AM, and sunset from 8:04 PM to 7:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.14:568:04
215.14:568:04
315.14:578:04
415.14:578:03
515.14:588:03
615.14:598:03
715.14:598:03
815.05:008:02
915.05:008:02
1015.05:018:02
1115.05:028:01
1215.05:038:01
1314.95:038:00
1414.95:048:00
1514.95:057:59
1614.95:067:58
1714.95:077:58
1814.85:087:57
1914.85:087:56
2014.85:097:56
2114.75:107:55
2214.75:117:54
2314.75:127:53
2414.75:137:52
2514.65:147:51
2614.65:157:50
2714.65:167:49
2814.55:177:48
2914.55:187:47
3014.55:197:46
3114.45:207:45

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.41 kWh/m².

For context, solar energy here swings from a low near 1.32 kWh/m² to a high of 6.56 kWh/m² in June across the year — July's 6.41 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.6Intense
56.6Intense
66.6Intense
76.6Intense
86.6Intense
96.6Intense
106.6Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.4Intense
166.4Intense
176.4Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.0Intense
316.0Intense
Planning a trip in July

Is July a good time to visit Strathroy?

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

6.4
Sightseeing
4th-best month of the year
6.2
Beach & pool
1st-best month of the year

July is a reasonable time to visit Strathroy for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Strathroy in July

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

In July, Strathroy sees daytime highs around 26°C and nights near 16°C. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Strathroy in July

The nearest coast averages about 22°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 42 km away) is warmest in August at about 23°C and coldest in February near 1°C.

It's comfortable for a long swim from Jul 5 to Sep 20 — about 2.6 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar1Bracing
Apr4Bracing
May10Bracing
Jun17Cool
Jul22Refreshing
Aug23Refreshing
Sep21Refreshing
Oct16Cool
Nov11Bracing
Dec6Bracing

UV index in Strathroy in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Strathroy peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 23UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May7High
Jun9Very high
Jul9Very high
Aug7High
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Strathroy?

Strathroy sits at 43.0°N, 81.6°W, 229 m above sea level, in Canada. The nearest listed city is London, 32 km away.

Topography around Strathroy

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

Within 3 km, the terrain around Strathroy has only modest variations in elevation — a maximum elevation change of 29 m around an average of 232 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 92 m; within 80 km, only modest variations in elevation — a maximum elevation change of 241 m.

The land around Strathroy is covered by cropland (37%) and trees (27%) within 3 km, cropland (72%) within 16 km, and cropland (53%) and water (28%) within 80 km.

3 km
29 m
16 km
92 m
80 km
241 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: London 32 km · St. Thomas 41 km · Sarnia 64 km · Port Huron 65 km · Stratford 71 km · Woodstock 74 km · Tillsonburg 74 km · Chatham 76 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 Strathroy (42.9551°, -81.6223°, elevation 229 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).