The window is real, and it closes
Here's the thing nobody tells you when you move: for roughly the first six to twelve months, you have a social advantage. You're the new person. Invitations flow more freely, colleagues include you deliberately, and "I've just moved here" is a complete and socially acceptable explanation for wanting to meet people. Nobody finds it odd. Later, the same sentence needs a preamble.
To be straight with you, the six-month figure is a rule of thumb rather than something measured in a lab: the useful truth behind it is that the advantage is real and it decays. After a while everyone's routines re-solidify, you stop being new, and the doors get quietly heavier. The people who build a real circle in a new city are usually just the ones who moved while it was easy instead of waiting to feel ready.
Which is unfortunate, because waiting is exactly what most people do. The first months are when you're most tired, least settled and least inclined to go out, and also when going out pays the highest return you'll ever get in that city.
Week one: build the skeleton
Before you meet a single person, decide where you're going to be a regular. Pick a café, a gym or pool, a running route, a pub, a shop. Go at roughly the same times. This sounds like it has nothing to do with friendship, and it's the foundation of all of it: you're rebuilding the ambient layer that your old city gave you for free.
Then find one recurring thing with other humans in it and book yourself in before the enthusiasm fades: a class, a club, a team, a volunteering slot. One is plenty. A single weekly commitment will produce more familiar faces in two months than any amount of one-off events, because the same people keep coming back.
And say yes to the work thing. Every single work thing, early on. Colleagues are the highest-yield social source most movers have and the one people most often write off as "not real friends", which is a judgement you're not equipped to make in week one, and which conveniently excuses you from going.
Your only job is to say yes
In the early months, treat every invitation as a yes by default. The drink, the flat-warming, the "a few of us are heading to…". You'll be knackered, you won't know anyone, the flat will be full of boxes, and staying in will feel entirely justified. Go anyway.
Momentum in a new city is built almost entirely out of showing up to things you didn't organise. And invitations are self-reinforcing in both directions: people who come get asked again, people who decline twice quietly stop being asked. That's not anyone being cruel: it's just how invitation lists work. You can be tired later, once you have people to be tired with.
The second-invite rule
Here's where most new-city social lives stall, and it's oddly specific. You meet someone, you get on, you both say "we should do this again", and then neither of you organises it. Everyone leaves it hanging, assuming the other person will pick it up, and a promising acquaintance evaporates for no reason at all.
So adopt a rule: you send the second invitation. Not the vague kind: a specific one, within a fortnight, tied to something concrete. "There's a thing on at the Whitworth Saturday, fancy it?" "Pub Thursday?" You will feel briefly like you're being forward. You are not. You're being the only person in the situation doing the obvious thing, and it's the single highest-leverage habit for building a circle from zero.
Don't put it all on the first few people
The classic new-city mistake is loading your entire social hope onto the first two people who are nice to you. It's a lot of pressure on them and on you, and it tends to end with disappointment on both sides when they turn out to have a full life already.
Aim for a spread instead: the gym person, the work friend, the neighbour, the run-club regular, the friend-of-a-friend you were introduced to. A wide, shallow network is more robust than a narrow deep one at this stage, and it converts over time: some of those acquaintances become real friends, and you can't predict which, so you need several in play.
The month-three dip is normal
Expect a bad patch somewhere around the second or third month. The novelty has worn off, the admin is done, you know a reasonable number of people to nod at and nobody yet to call at 9pm on a Tuesday. It's the point where everything feels like effort and the move starts to look like a mistake.
This is not a signal that it isn't working. It's what the middle of the process feels like, because acquaintances take months of repetition to become friends and you're standing in the middle of the repetition. The specific danger of this stage is that it's exactly when people quietly stop going to the thing they'd committed to: three weeks before it would have paid off.
So plan for it now: whatever your one recurring commitment is, decide in advance that you'll keep going through the dip. Message home when you need to, and keep turning up. It lifts, usually without you noticing the moment it does.
Be the one who asks, and who's already out
Take the initiative most people are too shy to take: ask for the number, send the "good to meet you, let's do it again." It feels exposing precisely because everyone is waiting for someone else to do it, which is also why it works so reliably.
And for the in-between nights (new in town, nothing on, but you'd happily meet someone if it were easy) that's the gap proximity fills. Everl shows who nearby is up for the same thing right now, with no profile and no chat to grind, meeting in a public place on a mutual yes. It's ours, so factor that in; what it gives a newcomer is the thing a new city takes away, which is any sense of who's around.
Stay consistent and the early, invisible work starts to cluster. A city goes from strangers to yours faster than you'd think, but only if you move while the window's open.