Lake Louise in April

In April, Lake Louise averages 4°C (40°F) during the day and -4°C (25°F) at night, with frequent rain — about 20 days of the month see precipitation (44 mm total).

Off-peak

Conditions are cold — pack winter layers. Expect daily rain or showers, often in heavy bursts.

April is one of the wetter and less comfortable months in Lake Louise. If your dates are flexible, consider a different time of year.

4°C
Avg high
-4°C
Avg low
20
Rain days
44 mm
Rainfall

How April compares to the rest of the year in Lake Louise

7th
warmest month of the 12
4th
wettest month of the 12
6%
of yearly rainfall falls in April
13 h 51 min
daylight on the 15th

April is in the middle of the year for warmth in Lake Louise (7th of 12) and moderately rainy compared to the rest of the year (4th of 12). Daytime temperature runs 1°C below the annual average (5°C). April runs 4°C warmer than March (0°C) and warms a further 7°C into May (11°C).

April sunrise & sunset in Lake Louise

🌅
Sunrise (15th)
6:48 AM
🌇
Sunset (15th)
8:40 PM
Day length
13 h 51 min

Times shown for Lake Louise local time (America/Edmonton), calculated for the 15th of April. They shift by a few minutes day to day across the month.

Photography light in Lake Louise — April

Golden-hour and blue-hour windows for the 15th of April, in Lake Louise's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:48 AM – 6:28 AM
🌄 Golden hour (AM)
6:28 AM – 7:28 AM
🌇 Golden hour (PM)
8:00 PM – 9:00 PM
🌆 Blue hour (PM)
9:00 PM – 9:40 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Lake Louise.

📅 When to book — Lake Louise in April

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on April's tier (Off-peak) and Lake Louise's popularity.

✈ Flights — lead time
3-6 weeks
Cheapest flights of the year. Last-minute deals are real if you can be flexible.
🏨 Lodging — lead time
2-4 weeks
Last-minute bookings work fine. Some seasonal properties close — call ahead if it's a small boutique or beach resort.

Crowds & pricing — April in Lake Louise

Off-peak

This is off-peak for Lake Louise — the lowest prices of the year and the fewest crowds, but with real trade-offs: some restaurants, hotels, and beach businesses may close for the season; weather conditions can make outdoor activities unpredictable; and a handful of seasonal sights run reduced hours or close entirely. Great if you prefer a quiet local rhythm and don't mind the climate giving you reasons to choose indoor activities.

Why this tier: challenging tourism weather

Sun & mosquito risk — April in Lake Louise

☀️ UV Index (noon, 15th)
8.9
Very high
Limit sun exposure between 11 AM and 3 PM; SPF 30-50, reapply every 90 minutes outdoors.
🦟 Mosquito risk
●●○○○
Low
Mosquitoes present but manageable. Pack repellent (DEET 10-20%) for evenings near water.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

🥶 Bitter cold — Lake Louise in April

Snow days (typical)
0
days/month
Avg low
-4°C
25°F
Avg day high
4°C
40°F

Gear: Snow rare but air is freezing. Insulated coat, hat, and gloves still required — wind chill is the real enemy.

Lake Louise in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January -6°C / 21°F -12°C / 10°F 47 mm 18
February -7°C / 20°F -14°C / 6°F 44 mm 18
March 0°C / 32°F -8°C / 17°F 51 mm 20
April 4°C / 40°F -4°C / 25°F 44 mm 20
May 11°C / 51°F 2°C / 35°F 61 mm 20
June 15°C / 59°F 5°C / 42°F 90 mm 23
July 20°C / 69°F 9°C / 49°F 67 mm 23
August 20°C / 67°F 9°C / 48°F 63 mm 20
September 13°C / 55°F 4°C / 38°F 64 mm 18
October 5°C / 41°F -3°C / 26°F 61 mm 19
November -3°C / 26°F -11°C / 13°F 67 mm 18
December -9°C / 16°F -15°C / 5°F 46 mm 16

Other cities with similar April weather

🌍 See the full ranked list of climate twins for Lake Louise in April →

Frequently asked questions

How hot is Lake Louise in April?

In April, Lake Louise averages a high of 4°C (40°F) and a low of -4°C (25°F) — generally cold.

Does it rain a lot in Lake Louise in April?

April is quite rainy in Lake Louise, with about 20 rainy days on average.

Is April a good time to visit Lake Louise?

April is cold but on the rainy side. It suits travelers who are comfortable with cold weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Lake Louise in April?

Pack heavy winter layers, a coat, hat and gloves, plus a compact umbrella or rain jacket. See the full April packing list for Lake Louise for a complete, climate-based checklist.

Open Lake Louise on the interactive map

Check the live 10-day forecast and sunrise/sunset.