Brazil1 places
Northern Lights in Rio de Janeiro, Brazil
In Rio de Janeiro the aurora is visible from about Kp 9+, first near Rio de Janeiro. Rio de Janeiro has the darkest skies among the larger places.
| Place | Kp needed | Kp for photos | Look towards | Light pollution | Population |
|---|---|---|---|---|---|
| Rio de Janeiro | 9+ | 9+ | SE | City sky | 6,747,815 |
Best months in Rio de Janeiro
Share of nights 2005–2025 that were dark, active enough here and mostly clear.
Activity of Kp 9+ or more is too rare here for monthly odds to be meaningful. The table still shows how often nights are clear and dark.
All years Near solar maximum Near solar minimum
- Kp 0–2 Quiet Only under the auroral oval: northern Norway, Swedish and Finnish Lapland, Iceland, Alaska, northern Canada.
- Kp 3 Unsettled Bright in the Arctic; low on the horizon in central Scandinavia and southern Iceland.
- Kp 4 Active Overhead in the Arctic; low in the north from southern Norway, Sweden, Finland and northern Scotland.
- Kp 5 Minor storm (G1) Scotland, southern Scandinavia, the Baltic states, the northern US states and southern Canada.
- Kp 6 Moderate storm (G2) Northern England, Denmark, northern Germany and Poland, the US Midwest — often clearer in photos than to the eye.
- Kp 7 Strong storm (G3) Most of the UK, the Netherlands, Germany, Poland, Czechia; red glow in photos from France and the northern Alps.
- Kp 8 Severe storm (G4) Central Europe to the eye; red sky in photos from northern Italy, Spain, the Balkans and Turkey's Black Sea coast.
- Kp 9 Extreme storm (G5) Seen across Europe and the US; in photos as far south as the Mediterranean, Turkey and North Africa (May 2024).
The town pages in this region also cover 755 villages and districts nearby.