What’s Next for the Pacific Northwest? Slight chances of above normal precipitation and temperatures for October 2025. The Climate Prediction Center’s monthly outlook for October 2025 looks to be warm across the interior western United States with a slight chance (33-40%) of warmer than normal temperatures extending up into Washington State. As weak La Niña conditions continue to develop in the Tropical Pacific, odds have tilted in favor of above normal precipitation across the state as ...