Whitehorse in August

In August, Whitehorse averages 18°C (64°F) during the day and 9°C (48°F) at night, with frequent rain — about 19 days of the month see precipitation (65 mm total).

High season

Conditions are cool — bring a jacket for evenings. Expect daily rain or showers, often in heavy bursts.

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

18°C
Avg high
9°C
Avg low
19
Rain days
65 mm
Rainfall

How August compares to the rest of the year in Whitehorse

3rd
warmest month of the 12
2nd
wettest month of the 12
14%
of yearly rainfall falls in August
15 h 47 min
daylight on the 15th

August is one of the warmest months in Whitehorse (3rd of 12) and one of the wettest months (2nd of 12). Daytime temperature runs 13°C above the annual average (5°C). August runs 3°C cooler than July (20°C) and cools 6°C in September (12°C).

August sunrise & sunset in Whitehorse

🌅
Sunrise (15th)
6:11 AM
🌇
Sunset (15th)
9:58 PM
Day length
15 h 47 min

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

Photography light in Whitehorse — August

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

🌅 Blue hour (AM)
5:11 AM – 5:51 AM
🌄 Golden hour (AM)
5:51 AM – 6:51 AM
🌇 Golden hour (PM)
9:18 PM – 10:18 PM
🌆 Blue hour (PM)
10:18 PM – 10:58 PM

📅 When to book — Whitehorse in August

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 August's tier (High season) and Whitehorse's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.

Crowds & pricing — August in Whitehorse

High season

This is a busy month in Whitehorse — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: Northern Hemisphere summer holidays

Sun & mosquito risk — August in Whitehorse

☀️ UV Index (noon, 15th)
7.9
High
Cover up and apply SPF 30+ for any outdoor activity longer than 30 minutes.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

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.

Whitehorse in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January -9°C / 15°F -14°C / 6°F 27 mm 16
February -8°C / 17°F -15°C / 4°F 24 mm 13
March -2°C / 29°F -10°C / 13°F 21 mm 13
April 6°C / 42°F -3°C / 26°F 19 mm 14
May 14°C / 56°F 3°C / 37°F 30 mm 17
June 18°C / 64°F 8°C / 46°F 48 mm 21
July 20°C / 69°F 11°C / 51°F 60 mm 18
August 18°C / 64°F 9°C / 48°F 65 mm 19
September 12°C / 53°F 4°C / 40°F 52 mm 19
October 5°C / 40°F -1°C / 30°F 47 mm 18
November -5°C / 24°F -10°C / 15°F 34 mm 19
December -9°C / 15°F -15°C / 6°F 31 mm 15

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Whitehorse in August →

Frequently asked questions

How hot is Whitehorse in August?

In August, Whitehorse averages a high of 18°C (64°F) and a low of 9°C (48°F) — generally mild and pleasant.

Does it rain a lot in Whitehorse in August?

August is quite rainy in Whitehorse, with about 19 rainy days on average.

Is August a good time to visit Whitehorse?

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

What should I pack for Whitehorse in August?

Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full August packing list for Whitehorse for a complete, climate-based checklist.

Open Whitehorse on the interactive map

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