Sunny and hot in southern Saskatchewan. Warm weather stretches into next week Regina, SK, Canada / 620 CKRM Christina Cherneskey September 07, 2017 04:43 am Sunshine galore over the next week in southern Saskatchewan. And according to Environment Canada, these conditions show no sign of letting up any time soon. Daytime highs to end the week will reach near 30C. Next week promises to be just as warm.