How reliable is Grímsey Airport?
Month-by-month weather risk and connection guidance for Grímsey 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 GRY yet
Our historical on-time and cancellation record currently covers the US, UK, Brazil, and Australia, so we don’t score departure reliability at Grímsey 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 Grímsey/Sandvík
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 · 89/100 favorability
Roughest month
Most disruptive — snow, low visibility & fog · 78/100 favorability
The read on GRY
What the numbers say about flying through Grímsey Airport
PlaneSane doesn't yet have on-time and cancellation history for Grímsey 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, Grímsey/Sandvík is an unusually calm-weather airport year-round. May is the calmest stretch for flying, scoring 89 out of 100 for favorable conditions, while March is the most disruptive at 78, driven mainly by snow and low visibility & fog. 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 Grímsey/Sandvík, 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 GRY
- What is the best month to fly from GRY for good weather?
- May has the calmest flying weather at Grímsey Airport. March is the most disruptive, mainly from snow and low visibility & fog.
Planning a trip through Grímsey/Sandvík?
Score real flights to and from GRY on reliability, weather, and connection safety — not just price.