Why July runs feel so much harder

Preview text: The stats behind why summer running is brutal.

Friday, Jul 24, 2026 at 4:30 PM EasternKlaviyo

CardoMaxWhy July runs feel so much harder

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Against CardoMax's usual

Sent in the 4 PM hour, which holds 5% of its emails; 38% arrive in the 2 PM hour. The subject is 33 characters, the same as its average.

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from o1305.shared.klaviyomail.com [167.89.100.83] by our receiving server with ESMTPS
by recvd-…-76g6t with SMTP
from (unnamed) by geopod-ismtpd-30 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

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