Tillsonburg weather in July

In July, Tillsonburg sees average daytime highs of 25°C and overnight lows near 19°C, with 102 mm of rain across 11.7 wet days and about 14.8 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 36% 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 Tillsonburg's 1st-clearest and 11th-windiest month. For the whole year in context, see Tillsonburg's year-round climate.

Daytime high
25°
1st warmest
Overnight low
19°
12th coldest
Rainfall
102 mm
11.7 wet days
Daylight
14 h 54 min
5:03 AM – 7:55 PM
Cloud cover
53%
1st clearest
Wind
14 km/h
11th windiest
Solar energy
6.53 kWh/m²
Travel score
6.6
out of 10

Tillsonburg is town in Oxford County, Ontario, Canada.

Founded
1825

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical July day in Tillsonburg reaches about 25°C in the afternoon and slips back to 19°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 29°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°151015202531
Avg high (°C)Avg low (°C)
12518
22518
32518
42518
52518
62518
72518
82518
92518
102519
112619
122619
132619
142619
152619
162619
172619
182619
192619
202619
212619
222619
232619
242619
252619
262519
272519
282519
292519
302519
312519

How July really feels in Tillsonburg

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.

Tillsonburg weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -7°7711.68.69.20.0
Feb-1° / -7°599.16.810.20.0
Mar / -3°7510.34.611.60.1
Apr10° / 9711.91.413.12.1
May17° / 10°9312.3014.45.1
Jun23° / 16°10612015.16.5
Jul25° / 19°10211.7014.86.6
Aug25° / 18°8610.3013.77.0
Sep21° / 14°859.4012.36.6
Oct14° / 8811.40.110.84.0
Nov / 8110.62.79.51.0
Dec / -3°7811.87.28.90.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% 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 42%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25941
36040
46040
56040
66139
76139
86139
96139
106139
116139
126040
136040
145842
155842
165743
175644
185644
195545
205545
215545
225545
235644
245644
255644
265743
275743
285842
295842
305842
316040

Chance of precipitation in July

Any precipitation

Tillsonburg gets around 102 mm of rain over 11.7 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 38% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
236
335
435
534
634
733
833
934
1034
1135
1236
1337
1438
1539
1640
1740
1841
1942
2042
2143
2243
2343
2443
2543
2642
2741
2841
2940
3039
3138

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 26% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12423232470
22423232370
32423232380
42323232380
52323232380
62322232290
72322232290
823222422100
922222422100
1022212422110
1121212523110
1220202523110
1320202623120
1419192623120
1519192723120
1618192724120
1717182824120
1817182824120
1916182825120
2016182925120
2115192925120
2215192925120
2314193026110
2414202925110
2514202926110
2613212926100
2713222926100
281322292691
291323282691
301324282680
311424282680

Wind in July

Winds average 14 km/h in July.

Across July, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

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 4:53 AM to 5:17 AM, and sunset from 8:00 PM to 7:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.14:538:00
215.14:538:00
315.14:548:00
415.14:548:00
515.14:557:59
615.14:557:59
715.04:567:59
815.04:577:58
915.04:577:58
1015.04:587:58
1115.04:597:57
1215.04:597:57
1314.95:007:56
1414.95:017:56
1514.95:027:55
1614.95:037:55
1714.85:037:54
1814.85:047:53
1914.85:057:52
2014.85:067:52
2114.75:077:51
2214.75:087:50
2314.75:097:49
2414.65:107:48
2514.65:117:47
2614.65:127:46
2714.55:137:46
2814.55:147:44
2914.55:157:43
3014.45:167:42
3114.45:177:41

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.53 kWh/m².

For context, solar energy here swings from a low near 1.35 kWh/m² to a high of 6.67 kWh/m² in June across the year — July's 6.53 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.7Intense
116.7Intense
126.6Intense
136.6Intense
146.6Intense
156.6Intense
166.5Intense
176.5Intense
186.5Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in July

Is July a good time to visit Tillsonburg?

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

6.6
Sightseeing
2nd-best month of the year
6.1
Beach & pool
1st-best month of the year

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

What to pack for Tillsonburg in July

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

In July, Tillsonburg sees daytime highs around 25°C and nights near 19°C. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Tillsonburg 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 27 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 6 to Sep 19 — about 2.5 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
Nov10Bracing
Dec6Bracing

UV index in Tillsonburg 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 Tillsonburg 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
Jan2Low
Feb2Moderate
Mar4Moderate
Apr5High
May7High
Jun9Very high
Jul9Very high
Aug7High
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Tillsonburg?

Tillsonburg sits at 42.9°N, 80.7°W, 225 m above sea level, in Canada. The nearest listed city is Norfolk County, 28 km away.

Topography around Tillsonburg

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

Within 3 km, the terrain around Tillsonburg has only modest variations in elevation — a maximum elevation change of 66 m around an average of 237 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 146 m; within 80 km, significant variations in elevation — a maximum elevation change of 367 m.

The land around Tillsonburg is covered by cropland (31%), trees (30%) and grassland (20%) within 3 km, cropland (64%) and trees (24%) within 16 km, and cropland (43%) and water (34%) within 80 km.

3 km
66 m
16 km
146 m
80 km
367 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Norfolk County 28 km · Woodstock 30 km · St. Thomas 38 km · Brant 43 km · London 43 km · Brantford 48 km · Stratford 59 km · Christopher-Champlain 64 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 Tillsonburg (42.8599°, -80.7262°, elevation 225 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).