North Bay weather in May

In May, North Bay sees average daytime highs of 16°C and overnight lows near 8°C, with 75 mm of precipitation across 10.2 wet days and about 14.7 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 19°C by the end. The sky is clear or mostly clear about 25% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 06 min at the start of May to 15 h 18 min by month's end. Set against the rest of the year, May is North Bay's 5th-clearest and 8th-windiest month. For the whole year in context, see North Bay's year-round climate.

Daytime high
16°
5th warmest
Overnight low
8th coldest
Precipitation
75 mm
10.2 wet days
Daylight
14 h 48 min
4:51 AM – 7:37 PM
Cloud cover
64%
5th clearest
Wind
13 km/h
8th windiest
Solar energy
5.55 kWh/m²
Travel score
4.9
out of 10

North Bay is city in Ontario, Canada.

Air quality
Excellent
PM2.5 4 µg/m³ · 2019
Founded
1891

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 13°C in the first days to 19°C by the end.

A typical May day in North Bay reaches about 16°C in the afternoon and slips back to 8°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 23°C. Set against its neighbours, May runs about 8°C warmer than April and about 5°C cooler than June.

10°20°151015202531
Avg high (°C)Avg low (°C)
1124
2124
3134
4135
5135
6145
7146
8146
9146
10156
11157
12157
13157
14167
15167
16168
17168
18178
19178
20179
21179
22179
23189
24189
251810
261810
271810
281910
291910
301911
311911

How May really feels in North Bay

Once humidity and wind are folded in, May 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

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

North Bay weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-7° / -14°6211.111.68.80.0
Feb-6° / -14°479.19.5100.0
Mar / -8°569.77.311.60.0
Apr / -1°7410.53.813.31.2
May16° / 7510.20.414.74.9
Jun21° / 13°8011.1015.56.3
Jul23° / 16°9112.2015.26.6
Aug22° / 15°9812.20146.4
Sep18° / 10°9812.1012.35.3
Oct10° / 9612.9110.72.2
Nov / -2°7812.67.39.20.1
Dec-3° / -9°6412.211.18.50.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23862
33862
43961
53961
63862
74060
84060
94060
104159
114159
124060
134060
144060
154060
164060
174060
184060
194060
204159
214159
224060
234060
244060
254060
264060
273961
283961
293961
303862
313862

Chance of precipitation in May

Any precipitationSnow

North Bay gets around 75 mm of rain and snow over 10.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 33% and peaks near 36% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1325
2315
3315
4314
5314
6313
7313
8312
9312
10312
11312
12311
13321
14321
15321
16320
17330
18330
19330
20330
21340
22340
23340
24340
25350
26350
27350
28350
29360
30360
31360

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
199100
299100
399100
498200
598200
698200
798200
898200
997300
1097300
1197300
1296400
1395410
1495410
1595410
1694510
1793520
1892620
1991630
2090730
2188741
2287841
2386851
2485951
25841051
26821161
27811162
28801262
29801262
30781372
31781372

Wind in May

Winds average 13 km/h in May.

Across May, 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.

051015151015202531
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
3113light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 06 min at the start of May to 15 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over May. Sunrise moves from 5:12 AM to 4:37 AM, and sunset from 7:18 PM to 7:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:127:18
214.15:117:19
314.25:097:21
414.25:077:22
514.35:067:23
614.35:047:25
714.45:037:26
814.45:027:27
914.55:007:28
1014.54:597:30
1114.64:577:31
1214.64:567:32
1314.64:557:34
1414.74:537:35
1514.74:527:36
1614.84:517:37
1714.84:507:38
1814.94:497:40
1914.94:477:41
2014.94:467:42
2115.04:457:43
2215.04:447:44
2315.04:437:45
2415.14:427:47
2515.14:417:48
2615.14:417:49
2715.24:407:50
2815.24:397:51
2915.24:387:52
3015.34:377:53
3115.34:377:54

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.55 kWh/m².

For context, solar energy here swings from a low near 1.23 kWh/m² to a high of 5.93 kWh/m² in June across the year — May's 5.55 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in May

Is May a good time to visit North Bay?

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

4.9
Sightseeing
5th-best month of the year
0.9
Beach & pool
5th-best month of the year

May is a reasonable time to visit North Bay for sightseeing.

What to pack for North Bay in May

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

In May, North Bay sees daytime highs around 16°C and nights near 8°C. Worth packing: a warm layer, rain gear and sun protection. About 10 days see rain.

a warm layerrain gearsun protection

UV index in North Bay in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in North Bay peaks around June 21 at about 7 (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 21UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May6High
Jun8Very high
Jul7Very high
Aug6High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is North Bay?

North Bay sits at 46.3°N, 79.5°W, 206 m above sea level, in Canada. The nearest listed city is Huntsville, 111 km away.

Topography around North Bay

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

Within 3 km, the terrain around North Bay has only modest variations in elevation — a maximum elevation change of 134 m around an average of 216 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 249 m; within 80 km, significant variations in elevation — a maximum elevation change of 405 m.

The land around North Bay is covered by artificial surfaces (34%), water (32%) and trees (28%) within 3 km, trees (56%) and water (35%) within 16 km, and trees (86%) within 80 km.

3 km
134 m
16 km
249 m
80 km
405 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Huntsville 111 km · Greater Sudbury 118 km · Valley East 123 km · Bracebridge 143 km · Petawawa 175 km · Midland 177 km · Orillia 190 km · Wasaga Beach 205 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 North Bay (46.3168°, -79.4663°, elevation 206 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).