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Pacific Northwest National Laboratory is located in Richland, Washington. Richland is in the Southeastern, Mid-Columbia region of Washington state. Resource: Visitor Information

Google Maps Resource: Richland Map, Centered on PNNL Resource: Tri-Cities Visitor and Convention Bureau


Mid-December weather in Richland is usually relatively dry and mildly cold. Temperatures will likely range from highs in the high-30s to low-40s to lows in the mid-20s. Chance of snow will be low. Resource: 10-Day Forecast