Most popular days for email marketers to send out their campaigns

When is the best time to send an email? It’s one of the most popular questions we hear when we meet people at conferences or talk with our customers.

It’s a great question! Your subscribers have busy lives and the last thing you want is to send them a newsletter while they’re preoccupied with work, or dreaming about their weekend plans.

Ideally, you want people to have the time and mental space to read your newsletter. You want to choose the sending times that will give you the best email engagement.

Is there a time when your subscribers are perfectly primed and ready to receive your email? And if this ‘perfect time’ does exist, wouldn’t everyone be sending their newsletters at exactly the same time? That would defeat the whole purpose.

Before we get too philosophical, let’s get back to the facts (aka the data). We’ll cover:

The conventional approach to email timing

What our 2022 data shows about email timing

Other factors which influence email timing

Best email marketing tools for email sending

We want to help you figure out this million-dollar question!


We analyzed over 2.5 million email campaigns sent with MailerLite in 2022, and here’s what we found this year:

Which day of the week is everyone sending their campaigns?

Email marketers favor Tuesday (closely followed by Thursday) for sending out their campaigns

Which day of the week generates the most opens?

Wednesday is the weekday with the highest open rate, closely followed by Monday

What time of day generates the most opens?

Regardless of weekdays, most email opens occur between 10AM-12PM, with another peak between 5-6PM (in the subscriber’s time zone)

But as you’ll read in the article, it’s important to know your subscribers and base your sending times on their preferences. And when in doubt, test and learn!

What conventional wisdom tells you about email timing

As a starting point, put yourself in the shoes of your subscribers. Think about their daily routines, habits and mindsets. You might not have all the data yet, but you probably know your target audience pretty well. When would they be most likely to engage with your email campaigns?

Often, their week plays out something like this: