Pack or skip
Sunscreen for Washington DC in February
Verdict
Pack it
Sun still finds you at 48°F — UV doesn't care about temperature.
Why
Washington DC in February averages highs of 48°F, lows of 31°F, 5 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 48°F — UV doesn't care about temperature.