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Misawa Airport / Misawa Air Base
Misawa · MSJ · JP

How reliable is Misawa Airport / Misawa Air Base?

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

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Weather favorability

year-round climate

IATA / ICAO
MSJ · RJSM
Time zone
Asia/Tokyo
Coordinates
40.70, 141.37

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

Our historical on-time and cancellation record currently covers the US, UK, Brazil, and Australia, so we don’t score departure reliability at Misawa Airport / Misawa Air Base 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 Misawa

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 score025507510082J81F91M93A92M84J78J86A95S97O96N81D
Calm (80+)Mixed (60–79)Disruptive (<60)

Calmest month

Oct

Calmest flying weather of the year · 97/100 favorability

Roughest month

Jul

Most disruptivelow visibility & fog, thunderstorms · 78/100 favorability

The read on MSJ

What the numbers say about flying through Misawa Airport / Misawa Air Base

PlaneSane doesn't yet have on-time and cancellation history for Misawa Airport / Misawa Air Base, 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, Misawa is an unusually calm-weather airport year-round. October is the calmest stretch for flying, scoring 97 out of 100 for favorable conditions, while July is the most disruptive at 78, driven mainly by low visibility & fog and thunderstorms. The seasonal swing is real but manageable; favor the calmer months when your dates are flexible.

None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Misawa, 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 MSJ

What is the best month to fly from MSJ for good weather?
October has the calmest flying weather at Misawa Airport / Misawa Air Base. July is the most disruptive, mainly from low visibility & fog and thunderstorms.

Planning a trip through Misawa?

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