Orillia weather in April

In April, Orillia sees average daytime highs of 10°C and overnight lows near 1°C, with 79 mm of precipitation across 11.1 wet days and about 13.2 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 7°C in the first days to 14°C by the end. The sky is clear or mostly clear about 24% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of April to 13 h 54 min by month's end. Set against the rest of the year, April is Orillia's 6th-clearest and 1st-windiest month. For the whole year in context, see Orillia's year-round climate.

Daytime high
10°
7th warmest
Overnight low
6th coldest
Precipitation
79 mm
11.1 wet days
Daylight
13 h 12 min
5:41 AM – 6:55 PM
Cloud cover
66%
6th clearest
Wind
13 km/h
1st windiest
Solar energy
4.87 kWh/m²
Travel score
2.4
out of 10

Orillia is city in Ontario, Canada.

Founded
1867

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 7°C in the first days to 14°C by the end.

A typical April day in Orillia reaches about 10°C in the afternoon and slips back to 1°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 18°C. Set against its neighbours, April runs about 8°C warmer than March and about 7°C cooler than May.

-10°10°20°151015202530
Avg high (°C)Avg low (°C)
16-2
27-2
37-1
47-1
57-1
68-1
78-1
880
990
1090
1190
1291
13101
14101
15101
16112
17112
18112
19122
20122
21123
22123
23133
24133
25134
26134
27144
28144
29145
30145

How April really feels in Orillia

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 24 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
24
wind chill below the day's low

The story in April is cold — wind chill drags the overnight "feels like" below the raw low.

Orillia weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-4° / -11°6511.911.590.0
Feb-3° / -11°5098.510.10.0
Mar / -6°6010.1711.60.0
Apr10° / 7911.13.113.22.4
May18° / 8711.1014.65.5
Jun23° / 13°9411015.36.6
Jul25° / 16°8811.70156.7
Aug24° / 15°8811.5013.96.8
Sep20° / 11°8410.9012.36.1
Oct13° / 8813.60.510.73.1
Nov / -1°7612.34.99.40.4
Dec-1° / -7°6512.910.78.70.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 13% of April, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13565
23565
33565
43565
53565
63565
73664
83664
93664
103763
113763
123763
133763
143763
153862
163862
173862
183862
193862
203862
213862
223862
233862
243862
253961
263961
273961
283961
293961
303961

Chance of precipitation in April

Any precipitationSnow

Orillia gets around 79 mm of rain and snow over 11.1 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 37% and peaks near 38% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
13716
23716
33716
43816
53816
63816
73816
83715
93715
103714
113613
123612
133611
143611
153610
16369
17368
18368
19367
20366
21376
22375
23375
24374
25374
26374
27373
28373
29372
30372

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
26991
27991
28991
29991
30991

Wind in April

Winds average 13 km/h in April, the windiest month of the year.

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

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 30 min at the start of April to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over April. Sunrise moves from 6:08 AM to 5:17 AM, and sunset from 6:36 PM to 7:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:086:36
212.56:076:38
312.66:056:39
412.66:036:40
512.76:016:41
612.75:596:43
712.85:576:44
812.85:556:45
912.95:536:46
1012.95:526:48
1113.05:506:49
1213.05:486:50
1313.15:466:51
1413.15:446:53
1513.25:426:54
1613.25:416:55
1713.35:396:56
1813.35:376:58
1913.45:356:59
2013.45:347:00
2113.55:327:01
2213.55:307:03
2313.65:297:04
2413.65:277:05
2513.75:257:07
2613.75:247:08
2713.85:227:09
2813.85:207:10
2913.95:197:12
3013.95:177:13

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.87 kWh/m².

For context, solar energy here swings from a low near 1.29 kWh/m² to a high of 6.22 kWh/m² in June across the year — April's 4.87 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.6Bright
74.6Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.8Bright
134.8Bright
144.8Bright
154.9Bright
164.9Bright
174.9Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.1Bright
235.1Bright
245.1Bright
255.2Bright
265.2Bright
275.2Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Is April a good time to visit Orillia?

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

2.4
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Orillia.

What to pack for Orillia in April

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

In April, Orillia sees daytime highs around 10°C and nights near 1°C. Pack a warm layer. Worth having: rain gear and sun protection. About 11 days see rain.

a warm layerrain gearsun protection

Sea temperature near Orillia in April

The nearest coast averages about 2°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 56 km away) is warmest in August at about 21°C and coldest in March near 1°C.

It's comfortable for a long swim from Aug 9 to Aug 24 — about 0.5 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan3Bracing
Feb2Bracing
Mar1Bracing
Apr2Bracing
May5Bracing
Jun11Bracing
Jul19Cool
Aug21Refreshing
Sep19Cool
Oct13Bracing
Nov9Bracing
Dec6Bracing

UV index in Orillia in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Orillia peaks around June 20 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 highHighModerateLowJun 20UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5High
May7High
Jun8Very high
Jul8Very high
Aug6High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Orillia in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Orillia is worst in May — around 19 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 2019 µg/m³Nov 239 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar16Moderate
Apr17Moderate
May19Moderate
Jun18Moderate
Jul18Moderate
Aug16Moderate
Sep14Moderate
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Orillia?

Orillia sits at 44.6°N, 79.4°W, 232 m above sea level, in Canada. The nearest listed city is Barrie, 30 km away.

Topography around Orillia

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

Within 3 km, the terrain around Orillia has only modest variations in elevation — a maximum elevation change of 87 m around an average of 239 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 203 m; within 80 km, significant variations in elevation — a maximum elevation change of 404 m.

The land around Orillia is covered by trees (32%), artificial surfaces (28%) and water (25%) within 3 km, trees (41%) and water (27%) within 16 km, and trees (54%) within 80 km.

3 km
87 m
16 km
203 m
80 km
404 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Barrie 30 km · Innisfil 39 km · Midland 40 km · Keswick 40 km · Bracebridge 48 km · Wasaga Beach 48 km · East Gwillimbury 56 km · Uxbridge 62 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 Orillia (44.6087°, -79.4207°, elevation 232 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. 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).