Rovaniemi vs Tromsø

Aurora forecast comparison — updated hourly

Tonight's Verdict

🇫🇮

Rovaniemi

Peak: Sep–Mar

Skip it

Maybe

Book it

☀️ Too bright — midnight sun

Kp tonight3.7

Clouds (ECMWF)31%

Aurora probability1%

🇳🇴

Tromsø

Peak: Oct–Mar

Skip it

Maybe

Book it

☀️ Too bright — midnight sun

Kp tonight3.7

Clouds (ECMWF)100%

Aurora probability3%

Head-to-Head

Metric🇫🇮 Rovaniemi🇳🇴 Tromsø

Latitude66.5°N69.7°N

Kp for overhead auroraKp 2+Kp 1+

Kp for good displayKp 3+Kp 3+

Cloud cover (ECMWF)31%100%

Cloud cover (GFS)71%100%

Dark hours––

Aurora probability1%3%

Solar wind speed––

Bz value––

Best window tonight22h (27%)22h (100%)

Highlighted cell = better value for aurora viewing

Next 3 Nights

Night🇫🇮 Rovaniemi🇳🇴 Tromsø

Wed, Jul 15

31%

Kp 3.7

✗

100%

Kp 3.7

Thu, Jul 16

✓

Kp 3.0

✗

100%

Kp 3.0

Fri, Jul 17

✗

96%

Kp 2.7

✗

78%

Kp 2.7

Which should I choose?

Rovaniemi vs Tromsø — Which should I choose?

Tromsø sits closer to the auroral oval, needing only Kp 1+ for visible aurora versus Kp 2+ for Rovaniemi — meaning Tromsø sees aurora more frequently. Tonight Rovaniemi has the clearer sky at 31% cloud cover versus 100% for the other city. Rovaniemi: On the Arctic Circle — combine the northern lights with Santa's Village. Tromsø: Inside the auroral oval — peak aurora season September to March.

Full Forecasts

🇫🇮View full Rovaniemi forecast→🇳🇴View full Tromsø forecast→