Churchill weather in March

March in Churchill: freezing, dry, with clean air — not the time — well below freezing.

Updated September 2026 · climate normals from ERA5 reanalysis

Churchill🇨🇦 Canada · Alaska & the Far North · Trekking40
  1. 30Jan
  2. 34Feb
  3. 40Mar
  4. 53Apr
  5. 72May
  6. 83Jun
  7. 91Jul
  8. 87Aug
  9. 77Sep
  10. 63Oct
  11. 38Nov
  12. 26Dec

#8 of 12 months in Churchill · #1390 of 1413 destinations to visit in March · comfort 40/100 (tier F)

Days
-13°C
Nights
-23°C
Wet days
2
Sun
8.2 h
Humidity
77%
Daylight
12 h
Churchill, Canada
Photo: Brian Hydesmith · Pexels

Traveller notes on Churchill in March

Other months in Churchill

Churchill-forum threads on a February visit describe average highs as genuinely brutal, posters naming readings around negative twenty degrees with lows dropping near negative thirty as standard. Regulars call bears, belugas and birds all genuinely gone by February, several posters naming this a real contrast to the town's famous autumn wildlife season. Posters call Northern Lights tours genuinely the main draw this time of year, several regulars naming one small-group photography tour of around ten people as a standard option. Regulars call polar bear tundra tours genuinely an October and November activity instead, several threads naming this the reason February visitors come specifically for the aurora rather than wildlife. Posters recommend the train one way and a flight the other, several regulars calling this a real way to experience both routes into this remote town. The record: -21C days, -29.5C nights, 7.7mm across over 2 days and 74 percent humidity.
ChurchillFebruaryRegular · February · 1 month ago · Read more on Tripadvisor ↗
Churchill-forum threads on a September visit describe this as genuinely a gap between the two main seasons, posters calling belugas and summer activity the July-August draw and prime bear viewing not starting until October through November. Regulars call most tundra buggy operators simply not running trips in September, availability picking back up again once October arrives. Posters recommend contacting the Tundra Inn directly for September-specific options, bears still present in the wider area even without organized tours running. Regulars call northern lights a real possibility this month, conditions considered decent for aurora viewing even in the seasonal gap between bear tours. Posters recommend flexible expectations regardless of exact September dates, this considered genuinely the quietest stretch of Churchill's tourism calendar. The record: 13.1C days feeling like 13C, 5.1C nights, an extraordinarily high 53.8mm across nearly 8 days and 71 percent humidity.
ChurchillSeptemberRegular · September · 1 month ago · Read more on Tripadvisor ↗
Churchill-forum threads on polar bear tours describe peak bear-viewing as running from late October through mid-November, posters calling this the window when bears gather along the Hudson Bay shore waiting for the sea ice to freeze. Regulars call the full bear season roughly mid-October through the last week of November, November sitting right in the heart of it. Posters recommend booking well ahead, tundra buggy tours through outfits like Frontiers North or Natural Habitat filling up early for peak weeks. Regulars call real expedition-grade cold-weather gear essential regardless of tour type, temperatures here genuinely brutal by mid-month. Posters describe the light fading fast, useful daylight for viewing considerably shorter than a summer visit. Regulars call the wait worth it for a real shot at polar bears in the wild, sightings here among the most reliable anywhere. The record: -6.7C days feeling like -13C, -13.9C nights, 30.4mm across over 6 days and 81 percent humidity.
ChurchillNovemberRegular · November · 1 month ago · Read more on Tripadvisor ↗
Churchill-forum threads on a late-May visit are direct this is genuinely the wrong season for the polar bear draw most visitors associate with the town, prime viewing sitting in October and November as bears gather ahead of the bay freeze. Posters describe May as outside that window, only a slight chance of spotting a bear moving between sea ice and summer range this early. Regulars call conditions still genuinely cold through May, sub-zero readings not reliably behind until closer to summer. Posters recommend real winter-weight layers regardless of the calendar, wind off the bay a significant factor in how the cold actually feels. Regulars describe beluga whale season as the better May-through-summer draw, whales arriving in the estuary well before bear activity resumes. Posters recommend checking current wildlife reports before building a trip around one species. The record: 4.6C days feeling like 0C, -3.5C nights, a notably high 15.7cm of fresh accumulation and 80 percent humidity.
ChurchillMayRegular · May · 1 month ago · Read more on Tripadvisor ↗

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Churchill climate normals — March

Daytime high-13°C / 8°F🥶 freezing
Nighttime low-23°C / -10°F
Feels like (high)-20°C / -4°F
Sea temperature-1°C / 29°F🥶 cold sea
Rainfall12 mm / 0.5 in☀️ dry
Rainy days2 days
Humidity77%💦 very humid
Dew point-22°C / -7°F
Sunshine8.2 h/day
Daylight11.9 h
Wind30 km/h / 19 mph
Snowfall39.5 cm / 15.6 in
Air quality (US AQI)40🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Churchill in March

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusyMarch break / semaine de relâche in Canada(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Churchill's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherChurchill's weather peaks June–August, best around July.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Churchill in March

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Nature

    Aurora season

    15 Aug – 15 Apr

    The town sits under the auroral oval and gets displays on a majority of clear nights. February and March are the classic weeks because the sky is dark, dry and settled; the trade is temperatures that make standing outside a project.

  • Season

    Snow season

    Ski season

    About 40 cm of snow falls in the month.

    from the climate normals

What's on around the world in March →

Where is Churchill?

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Churchill in March — FAQ

Is March a good time to visit Churchill?
March in Churchill: freezing, dry, with clean air — not the time — well below freezing. It ranks #8 of 12 months for Churchill on SeasonMap's comfort score (40/100).
What is the weather like in Churchill in March?
In March, Churchill averages a daily high of -13.5°C and a low of -23.1°C, with about 11.6 mm of rain over roughly 2.3 rainy days.
What is the air quality in Churchill in March?
Churchill has a mean US Air Quality Index of about 40 in March.
Does it snow in Churchill in March?
Churchill sees roughly 39.5 cm of snowfall in March.