Planning for the weather is a good way to make your trip to Senago relaxing and enjoyable, especially when you’re splurging. The hottest months are usually July and August, with an average temperature of 22°C, while the coldest months are January and December, with an average of 6°C. The rainiest months in Senago are November, May, August and October, with each month seeing an average of 178 mm of rainfall.