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Sendai Airport
Natori · SDJ · JP

How reliable is Sendai Airport?

Month-by-month weather risk and connection guidance for Sendai Airport. We don’t yet have on-time performance history here — see why below.

0.0

Weather favorability

year-round climate

IATA / ICAO
SDJ · RJSS
Time zone
Asia/Tokyo
Coordinates
38.14, 140.92

On-time performance data isn’t available for SDJ yet

Our historical on-time and cancellation record currently covers the US, UK, Brazil, and Australia, so we don’t score departure reliability at Sendai 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 Natori

A calm-weather score (0–100) for each month from decades of airport observations — how often conditions disrupt flying, not temperature. Higher is calmer.

Calm-weather score025507510094J91F91M93A88M86J81J91A90S95O98N95D
Calm (80+)Mixed (60–79)Disruptive (<60)

Calmest month

Nov

Calmest flying weather of the year · 98/100 favorability

Roughest month

Jul

Most disruptivelow visibility & fog, thunderstorms · 81/100 favorability

The read on SDJ

What the numbers say about flying through Sendai Airport

PlaneSane doesn't yet have on-time and cancellation history for Sendai 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, Natori is an unusually calm-weather airport year-round. November is the calmest stretch for flying, scoring 98 out of 100 for favorable conditions, while July is the most disruptive at 81, driven mainly by low visibility & fog and thunderstorms. 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 Natori, 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 SDJ

What is the best month to fly from SDJ for good weather?
November has the calmest flying weather at Sendai Airport. July is the most disruptive, mainly from low visibility & fog and thunderstorms.

Planning a trip through Natori?

Score real flights to and from SDJ on reliability, weather, and connection safety — not just price.