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Best Time for The King's Highway

Last updated: 2026-09-22

Sweet spot: January, February, March. Computed from NASA POWER climate normals across the route's overnight towns, balancing temperature, rainfall and daylight.

💡 Good to know

The reviewed spring and autumn baseline still requires current heat, rain, flash-flood, road and site-access checks.
Winter cold, rain and occasional high-road disruption or severe summer heat make this baseline date-sensitive; these months need separate review.

Month	Low	High	Rain	Daylight
January	3.4°C	14.8°C	40 mm	10.2 h	❄
February	4.6°C	17.0°C	34 mm	10.9 h
March	7.2°C	21.2°C	18 mm	11.8 h
April	10.5°C	25.6°C	9 mm	12.7 h
May	14.7°C	30.7°C	4 mm	13.5 h
June	17.4°C	34.1°C	0 mm	14.0 h
July	19.3°C	35.7°C	0 mm	13.8 h
August	19.5°C	35.4°C	0 mm	13.1 h
September	17.7°C	33.0°C	1 mm	12.2 h
October	15.1°C	28.7°C	6 mm	11.2 h
November	9.9°C	21.9°C	15 mm	10.4 h
December	5.4°C	16.8°C	26 mm	10.0 h

Plan it for your month →