Alberta (Canada) in general has a mild continental climate. Temperatures during the day are in the range from -3 °C (27 °F) in December to 23 °C (73 °F) in July. The driest month is December with just 6 days of rain, on the contrary, the month when it rains the most is June with 13 days of rain. The highest night temperatures could be experienced in July with 7 °C (44 °F), the lowest in January with -14 °C (8 °F).
The best time to visit Alberta is between July and August. During this period, temperatures are between 22 °C (72 °F) - 23 °C (73 °F), night temperatures are between 6 °C (44 °F) - 7 °C (44 °F), rainfall averages 11 days per month, and 8 hours of sunlight on average. Alberta is also a winter sports resort, so there is a season for these activities also in winter.
The hottest month in Alberta is July with a temperature of 23 °C (73 °F). The period with the highest daytime temperatures is in Alberta during July - August. The temperatures range at this time between 22 °C (72 °F) - 23 °C (73 °F).
The highest night temperatures in Alberta occur in the months of June - August. During this time the night temperatures are between 5 °C (41 °F) - 7 °C (44 °F).
The least cloudy months in Alberta are June - August, when the cloud cover is on average only 47 %.
The period, which is the sunniest in Alberta, is in the months of June - August, when there is an average of 8 sun hours per day.
Yes, it is likely to be freezing at night in Alberta in the months of October - May. And often during the day in the months of November - March.
It rains the least in Alberta in the months of November - January, when it rains on average 7 days per month and 19 mm (0.77 in) of precipitation falls, which is still a number that prevents calling this a wet season.
Alberta belongs to destinations with lower humidity. It ranges from 57 % to 71 %. The most humid months are November - January and the least humid are April - June.
Alberta is a destination with rather light or moderate winds.