Yellowknife weather in March

In March, Yellowknife sees average daytime highs of -12°C and overnight lows near -21°C, with 10 mm of precipitation across 3.2 wet days and about 11.3 hours of daylight. It is the 9th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about -16°C in the first days to -7°C by the end. The sky is clear or mostly clear about 24% of the time in March, and the air most often feels dry.

Daylight stretches from about 9 h 42 min at the start of March to 12 h 48 min by month's end. Set against the rest of the year, March is Yellowknife's 6th-clearest and 8th-windiest month. For the whole year in context, see Yellowknife's year-round climate.

Daytime high
-12°
9th warmest
Overnight low
-21°
4th coldest
Precipitation
10 mm
3.2 wet days
Daylight
11 h 18 min
7:10 AM – 6:25 PM
Cloud cover
67%
6th clearest
Wind
12 km/h
8th windiest
Solar energy
2.72 kWh/m²
Travel score
0.0
out of 10

Yellowknife is capital and largest city of the Northwest Territories, Canada.

Air quality
Excellent
PM2.5 4 µg/m³ · 2019
Density
149/km²
people per km²
Founded
1970

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about -16°C in the first days to -7°C by the end.

A typical March day in Yellowknife reaches about -12°C in the afternoon and slips back to -21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between -21°C and -2°C. Set against its neighbours, March runs about 7°C warmer than February and about 11°C cooler than April.

-40°-30°-20°-10°151015202531
Avg high (°C)Avg low (°C)
1-17-25
2-17-25
3-16-25
4-16-25
5-16-24
6-16-24
7-15-24
8-15-24
9-15-24
10-14-23
11-14-23
12-14-23
13-13-22
14-13-22
15-12-22
16-12-21
17-12-21
18-11-20
19-11-20
20-10-20
21-10-19
22-10-19
23-9-19
24-9-18
25-9-18
26-8-18
27-8-17
28-8-17
29-7-17
30-7-16
31-7-16

How March really feels in Yellowknife

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 31 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
31
31 feel bitter (≤ -10°C)

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

Yellowknife weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-22° / -28°103.44.45.60.0
Feb-19° / -26°62.12.88.20.0
Mar-12° / -21°103.24.211.30.0
Apr-1° / -11°113.12.514.40.0
May10° / 194.61.417.42.5
Jun18° / 255.3019.36.2
Jul21° / 13°377.3018.56.8
Aug18° / 11°469.2015.85.7
Sep11° / 408.20.512.62.5
Oct / -3°246.44.39.50.0
Nov-10° / -16°154.666.50.0
Dec-18° / -24°103.44.54.70.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 9% of March, with mostly cloudy or overcast conditions the remaining 67%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23664
33565
43664
53664
63664
73565
83565
93466
103367
113466
123466
133367
143367
153367
163268
173367
183268
193268
203367
213268
223169
233169
243268
253268
263268
273268
283367
293367
303367
313466

Chance of precipitation in March

Any precipitationSnow

Yellowknife gets around 10 mm of rain and snow over 3.2 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 10% and peaks near 11% on the wettest days, and about 4 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
169
2610
3710
4711
5811
6812
7812
8913
9913
10913
11914
121014
131014
141014
151115
161115
171115
181115
191115
201115
211114
221114
231114
241114
251114
261114
271113
281113
291113
301113
311112

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in March

Winds average 12 km/h in March.

Across March, daily wind ranges from about 11 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
111calm
211calm
311calm
411calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 9 h 42 min at the start of March to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 186 minutes over March. Sunrise moves from 7:59 AM to 6:18 AM, and sunset from 5:42 PM to 7:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.77:595:42
29.87:565:45
39.97:535:48
410.07:505:51
510.17:465:54
610.27:435:56
710.37:405:59
810.47:366:02
910.57:336:05
1010.67:306:08
1110.77:266:11
1210.87:236:13
1310.97:206:16
1411.07:166:19
1511.17:136:22
1611.37:106:25
1711.47:066:28
1811.57:036:30
1911.66:596:33
2011.76:566:36
2111.86:536:39
2211.96:496:41
2312.06:466:44
2412.16:426:47
2512.26:396:50
2612.36:366:53
2712.46:326:55
2812.56:296:58
2912.66:257:01
3012.76:227:04
3112.86:187:06

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 2.72 kWh/m².

For context, solar energy here swings from a low near 0.13 kWh/m² to a high of 6.39 kWh/m² in June across the year — March's 2.72 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
11.8Dim
21.9Dim
31.9Dim
42.0Dim
52.0Moderate
62.1Moderate
72.2Moderate
82.2Moderate
92.3Moderate
102.4Moderate
112.4Moderate
122.5Moderate
132.5Moderate
142.6Moderate
152.6Moderate
162.7Moderate
172.8Moderate
182.8Moderate
192.9Moderate
203.0Moderate
213.0Moderate
223.1Moderate
233.1Moderate
243.2Moderate
253.3Moderate
263.4Moderate
273.4Moderate
283.5Moderate
293.6Moderate
303.6Moderate
313.7Moderate
Planning a trip in March

Is March a good time to visit Yellowknife?

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

0.0
Sightseeing
6th-best month of the year
0.0
Beach & pool
6th-best month of the year

March is a weaker month for outdoor sightseeing in Yellowknife.

What to pack for Yellowknife in March

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

In March, Yellowknife sees daytime highs around -12°C and nights near -21°C. Pack a warm layer and a heavy coat. About 3 days see rain.

a warm layera heavy coat

UV index in Yellowknife in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yellowknife peaks around June 15 at about 4 (moderate) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJun 15UV 4Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar1Low
Apr3Moderate
May4Moderate
Jun4Moderate
Jul4Moderate
Aug3Moderate
Sep2Low
Oct1Low
Nov0Low
Dec0Low

Air quality in Yellowknife in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Yellowknife is worst in August — around 22 µg/m³ PM2.5 (moderate), about 224.0× the cleanest month (January, 0 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Yellowknife's WHO annual average of 4 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1421 µg/m³Jan 10 µg/m³
PM2.5 (µg/m³)Level
Jan0Good
Feb0Good
Mar1Good
Apr2Good
May2Good
Jun4Good
Jul13Moderate
Aug22Moderate
Sep3Good
Oct0Good
Nov0Good
Dec0Good
Location & terrain

Where is Yellowknife?

Yellowknife sits at 62.5°N, 114.4°W, 252 m above sea level, in Canada. The nearest listed city is Fort McMurray, 659 km away.

Fort McMurrayFort St. JohnGrande PrairieSt. AlbertEdmontonWîhkwêntôwinStony PlainSpruce Grove

Topography around Yellowknife

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

Within 3 km, the terrain around Yellowknife has only modest variations in elevation — a maximum elevation change of 56 m around an average of 180 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 97 m; within 80 km, only modest variations in elevation — a maximum elevation change of 220 m.

The land around Yellowknife is covered by trees (43%) and water (31%) within 3 km, trees (60%) and water (29%) within 16 km, and trees (50%) and water (40%) within 80 km.

3 km
56 m
16 km
97 m
80 km
220 m
treesshrubsgrasslandartificial surfacesbare terrainwatermoss and lichen
March weather nearby: Fort McMurray 659 km · Fort St. John 781 km · Grande Prairie 849 km · St. Albert 982 km · Edmonton 991 km · Wîhkwêntôwin 992 km · Stony Plain 992 km · Spruce Grove 992 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 Yellowknife (62.4541°, -114.3725°, elevation 252 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. 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).