Capitol Hill UV index in January
Typical ultraviolet levels for Capitol Hill during January, from the past year of data.
High UV. Avoid the sun during peak hours and wear protective clothing, sunscreen, and a hat.
January average
Capitol Hill UV index — monthly trend
Average UV index by month over the past year, with January highlighted.
Visiting Capitol Hill in January?
In January, Capitol Hill's typical UV index is about 7.6367 — a high risk level. High UV. Avoid the sun during peak hours and wear protective clothing, sunscreen, and a hat.
Across the year, Capitol Hill sees the strongest UV in Summer, peaking around 14.6129 in May. Plan sun protection accordingly.