Fort St. John weather in March

In March, Fort St. John sees average daytime highs of -0°C and overnight lows near -10°C, with 23 mm of precipitation across 6.6 wet days and about 11.4 hours of daylight. It is the 8th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about -3°C in the first days to 4°C by the end. The sky is clear or mostly clear about 22% of the time in March, and the air most often feels dry.

Daylight stretches from about 10 h 12 min at the start of March to 12 h 36 min by month's end. Set against the rest of the year, March is Fort St. John's 5th-clearest and 8th-windiest month. For the whole year in context, see Fort St. John's year-round climate.

Daytime high
-0°
8th warmest
Overnight low
-10°
4th coldest
Precipitation
23 mm
6.6 wet days
Daylight
11 h 24 min
7:31 AM – 6:56 PM
Cloud cover
66%
5th clearest
Wind
9 km/h
8th windiest
Solar energy
3.29 kWh/m²
Travel score
0.0
out of 10

Fort St. John is city in British Columbia, Canada.

Air quality
Good
PM2.5 9 µg/m³ · 2018
Density
946/km²
people per km²
Founded
1975

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 -3°C in the first days to 4°C by the end.

A typical March day in Fort St. John reaches about -0°C in the afternoon and slips back to -10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between -11°C and 8°C. Set against its neighbours, March runs about 5°C warmer than February and about 9°C cooler than April.

-30°-20°-10°10°151015202531
Avg high (°C)Avg low (°C)
1-4-13
2-3-13
3-3-13
4-3-13
5-3-13
6-3-13
7-2-12
8-2-12
9-2-12
10-2-12
11-2-11
12-1-11
13-1-11
14-1-11
150-11
160-10
170-10
180-10
191-10
201-9
211-9
221-9
232-9
242-8
252-8
263-8
273-7
283-7
294-7
304-6
314-6

How March really feels in Fort St. John

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.

Fort St. John weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-9° / -17°257.17.67.30.0
Feb-6° / -14°164.55.39.10.0
Mar-0° / -10°236.67.111.40.0
Apr / -2°255.73.413.81.8
May16° / 408.21.1165.1
Jun20° / 7510.9017.36.0
Jul22° / 10°8011.3016.86.4
Aug21° / 478.6014.96.6
Sep15° / 438.10.512.54.8
Oct / -1°337.33.710.11.2
Nov-3° / -10°317.47.37.90.0
Dec-8° / -15°235.66.46.70.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33763
43664
53763
63763
73763
83763
93763
103862
113763
123664
133664
143763
153763
163763
173664
183664
193763
203763
213763
223763
233862
243862
253862
263862
273862
283862
293862
303862
313862

Chance of precipitation in March

Any precipitationSnow

Fort St. John gets around 23 mm of rain and snow over 6.6 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 21% and peaks near 23% on the wettest days, and about 7 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
11821
21921
31922
42022
52023
62124
72124
82224
92225
102325
112325
122325
132325
142325
152325
162325
172325
182324
192324
202223
212222
222122
232121
242020
252019
261919
271918
281817
291816
301716
311715

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 9 km/h in March.

Across March, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
2910calm
3010calm
3110calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 10 h 12 min at the start of March to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 144 minutes over March. Sunrise moves from 8:10 AM to 6:50 AM, and sunset from 6:23 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.28:106:23
210.38:076:25
310.48:056:28
410.58:026:30
510.58:006:32
610.67:576:34
710.77:556:36
810.87:526:38
910.97:496:41
1010.97:476:43
1111.07:446:45
1211.17:416:47
1311.27:396:49
1411.37:366:51
1511.37:336:53
1611.47:316:56
1711.57:286:58
1811.67:257:00
1911.77:227:02
2011.77:207:04
2111.87:177:06
2211.97:147:08
2312.07:127:10
2412.17:097:12
2512.17:067:15
2612.27:037:17
2712.37:017:19
2812.46:587:21
2912.56:557:23
3012.56:527:25
3112.66:507:27

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 3.29 kWh/m².

For context, solar energy here swings from a low near 0.54 kWh/m² to a high of 6.23 kWh/m² in June across the year — March's 3.29 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
12.5Moderate
22.5Moderate
32.6Moderate
42.6Moderate
52.7Moderate
62.7Moderate
72.8Moderate
82.8Moderate
92.9Moderate
102.9Moderate
113.0Moderate
123.0Moderate
133.1Moderate
143.1Moderate
153.2Moderate
163.3Moderate
173.3Moderate
183.4Moderate
193.5Moderate
203.5Moderate
213.6Moderate
223.6Moderate
233.7Moderate
243.8Moderate
253.8Moderate
263.9Moderate
274.0Moderate
284.0Bright
294.1Bright
304.1Bright
314.2Bright
Planning a trip in March

Is March a good time to visit Fort St. John?

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

0.0
Sightseeing
8th-best month of the year
0.0
Beach & pool
8th-best month of the year

March is a weaker month for outdoor sightseeing in Fort St. John.

What to pack for Fort St. John in March

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

In March, Fort St. John sees daytime highs around -0°C and nights near -10°C. Pack a warm layer and a heavy coat. About 7 days see rain.

a warm layera heavy coat

UV index in Fort St. John in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Fort St. John peaks around July 13 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 7Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May4Moderate
Jun6High
Jul7High
Aug4Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low

Air quality in Fort St. John 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 Fort St. John is worst in May — around 22 µg/m³ PM2.5 (moderate), about 5.3× the cleanest month (March, 4 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Fort St. John's WHO annual average of 9 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1720 µg/m³Mar 154 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb5Good
Mar4Good
Apr6Good
May22Moderate
Jun8Good
Jul12Good
Aug9Good
Sep6Good
Oct7Good
Nov12Good
Dec11Good
Location & terrain

Where is Fort St. John?

Fort St. John sits at 56.2°N, 120.9°W, 696 m above sea level, in Canada. The nearest listed city is Grande Prairie, 176 km away.

Prince GeorgeJasperTerraceStony PlainSpruce GroveSt. AlbertWîhkwêntôwin

Topography around Fort St. John

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

Within 3 km, the terrain around Fort St. John has only modest variations in elevation — a maximum elevation change of 126 m around an average of 685 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 466 m; within 80 km, large variations in elevation — a maximum elevation change of 963 m.

The land around Fort St. John is covered by artificial surfaces (32%), trees (26%) and grassland (25%) within 3 km, trees (50%) and grassland (24%) within 16 km, and trees (67%) and grassland (20%) within 80 km.

3 km
126 m
16 km
466 m
80 km
963 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Grande Prairie 176 km · Prince George 286 km · Jasper 415 km · Terrace 526 km · Stony Plain 532 km · Spruce Grove 536 km · St. Albert 545 km · Wîhkwêntôwin 557 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 Fort St. John (56.2499°, -120.8529°, elevation 696 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).