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Castle Junction Weather in May
May in Castle Junction typically sees daytime highs of 8°C (46°F) and nighttime lows of -3°C (27°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Castle Junction in May
Climate statistics over the past 30 years suggest around 12 days of snow/rain, with 80 mm (3.1 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Castle Junction in May
If you're visiting Castle Junction in May, expect highs of 8°C (46°F) and overnight lows around -3°C (27°F). Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. Nights drop below freezing to -3°C (27°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.
Sunshine in Castle Junction in May
There are approximately 203 hours of sunshine this month, resulting in mostly clear days. Despite the cool temperatures, the sunshine makes it an enjoyable time to be outside.May in Castle Junction has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Castle Junction Temperature in May
Min Temperature
-3°C (27°F)
Max Temperature
8°C (46°F)
Chance of Rain
41%
Precipitation
80 mm (3.1 in)
Rainy days
12 days
Humidity
40% *
Sunshine
203 hours *
Percentage Sunshine
*
* Data from: Banff, Canada (26 KM, 16 Miles).
Castle Junction Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Castle Junction - and find the best time to visit.
Best Places in Canada in May
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Castle Junction in May
Cold weather calls for smart layering in May. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Castle Junction in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming4/10 -
Cycling4/10 -
Walking4/10 -
Camping1/10 -
Outdoor sports4/10
Castle Junction 3-Day Forecast
More climate data for Castle Junction
Temperature Rainfall Sunshine Humidity
See the full Castle Junction climate overview or explore weather in Canada.
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Where to go in May - average daytime high across popular destinations.
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