How reliable is Nelson Mandela International Airport?
Month-by-month weather risk and connection guidance for Nelson Mandela International Airport. We don’t yet have on-time performance history here — see why below.
Weather favorability
year-round climate
On-time performance data isn’t available for RAI yet
Our historical on-time and cancellation record currently covers the US, UK, Brazil, and Australia, so we don’t score departure reliability at Nelson Mandela International Airport yet. Weather climatology below comes from global airport observations and still applies.
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Weather by month
When the weather works for you at Praia
A calm-weather score (0–100) for each month from decades of airport observations — how often conditions disrupt flying, not temperature. Higher is calmer.
Calmest month
Calmest flying weather of the year · 100/100 favorability
Roughest month
Most disruptive — low visibility & fog, high winds · 95/100 favorability
The read on RAI
What the numbers say about flying through Nelson Mandela International Airport
PlaneSane doesn't yet have on-time and cancellation history for Nelson Mandela International Airport, so it isn't scored for departure reliability here — that record currently covers the US, UK, Brazil, and Australia. The weather and connection context below comes from separate global sources and still applies.
On weather, Praia is an unusually calm-weather airport year-round. May is the calmest stretch for flying, scoring 100 out of 100 for favorable conditions, while February is the most disruptive at 95, driven mainly by low visibility & fog and high winds. The year is relatively steady, so no single month stands out as one to avoid on weather alone.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Praia, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.
Common questions about RAI
- What is the best month to fly from RAI for good weather?
- May has the calmest flying weather at Nelson Mandela International Airport. February is the most disruptive, mainly from low visibility & fog and high winds.
Planning a trip through Praia?
Score real flights to and from RAI on reliability, weather, and connection safety — not just price.