PilotPost
By 
The best time to post on X in 2026 is a weekday, Tuesday to Thursday, during the working day. Sprout Social's 2026 study found 12pm to 6pm in your audience's local time strongest on those days, while Buffer's 2026 analysis of 8.7 million posts found Tuesday at 9am the single best slot, with 9am to 11am the peak window. Both found Saturday the weakest day. Start with a midweek late-morning or early-afternoon slot and test it against your own data.
Key takeaways
- Sprout Social (March 2026): Tuesday, Wednesday and Thursday from 12pm to 6pm local time were the best windows. Saturday was the lowest day.
- Buffer (March 2026): Tuesday at 9am was the best slot, Wednesday the best day, and evenings from 6pm to 11pm the worst time block.
- Both studies favor midweek and rank Saturday last; they differ on morning versus afternoon.
- All times are in your audience's local time.
- X moves fast, so replying in the first hour matters. Test two slots for four weeks and compare engagement rate.
Where the data comes from
We only use timing data from named, published studies with a stated method.
Sprout Social. Sprout Social's best times to post on X was published in March 2026. It covers nearly 2 billion engagements across about 307,000 profiles on six networks, from more than 30,000 Sprout Social customers, collected between November 27, 2025 and February 27, 2026. All times are local time.
Buffer. Buffer's best time to post on Twitter/X was published in March 2026. The article says it is based on 8.7 million posts sent through Buffer (the page's metadata mentions a different figure, 1 million, so the sample size is not fully clear). It ranks slots by engagement rate, and times were normalized so you can read them as local time. Buffer does not state the number of accounts or the date range.
Best times to post on X in 2026
Sprout Social: midday to early evening, midweek
According to Sprout Social's 2026 data (local time):
| Day | Best times (local) | Engagement level |
|---|---|---|
| Monday | 2–3pm and 5pm | Peak |
| Tuesday | 12–6pm | Peak |
| Wednesday | 12–6pm | Peak |
| Thursday | 12–6pm | Peak |
| Friday | 12–6pm | Moderate |
| Saturday | Avoid posting | Lowest |
| Sunday | 2–6pm | Moderate |
Sprout states that "the best time to post on X is 12–6 p.m. on Tuesdays, Wednesdays and Thursdays."
Buffer: weekday mid-mornings
According to Buffer's 2026 analysis:
- The best single slot was Tuesday at 9am, followed by Wednesday at 10am and Wednesday at 9am.
- Wednesday was the best day, followed by Tuesday and Thursday.
- Mid-morning on weekdays, 9am to 11am, was the peak window.
- Evenings from 6pm to 11pm were the worst time block on every day.
- Saturday was the lowest day, with Friday second-lowest.
Where the studies agree
Both rank Tuesday to Thursday highest and Saturday lowest. Both suggest posting during working hours rather than late at night. The difference is whether the peak is mid-morning (Buffer) or midday to early evening (Sprout). The overlap, roughly 11am to 1pm on Tuesday to Thursday, is a sensible first slot to test.
Industry windows from Sprout Social
Sprout also published windows for several industries (local time). Three examples:
| Industry | Best times (local) |
|---|---|
| Software and tech | Mon 1pm; Tue–Thu 11am–4pm; Fri 11am–1pm |
| Retail | Mon 1–3pm; Tue 11am–3pm; Wed 10am–5pm; Thu 12–4pm; Fri 12–2pm |
| Government | Tue 12–5pm; Wed 10am–7pm; Thu 11am–6pm |
Education was the clear exception: Sprout lists evenings and weekends as its best times and school hours on weekdays as the worst. If your audience is students, the overall table may not apply to you.
Why timing matters on X
X's "For you" feed ranks posts by predicted interest, but posts on X still have a short life compared with other networks. A post that collects replies and reposts quickly has a better chance of being shown more widely. That makes two things matter: posting when your audience is around, and being available yourself to reply for the first 30 to 60 minutes. Scheduling helps with both, because the post goes out on time while you are free to respond.
How to find your own best time to post on X
Step 1: Review your past posts
X's analytics show impressions and engagements for each post. Note the day and time of your last 20 to 30 posts with those numbers and look for patterns by time of day. Also consider where your followers live: an audience split between Europe and North America may need two slots.
Step 2: Pick two candidate slots
Choose slot A from the overlap of the studies and your history, for example Wednesday at 12pm. Choose slot B as a real alternative, for example Tuesday at 9am.
Step 3: Run a four-week test
- Post in slot A in weeks 1 and 3, and slot B in weeks 2 and 4.
- Keep the post type similar (for example, a short text post with one image).
- Schedule each post in advance and plan to reply for the first hour.
- Record impressions, engagements and engagement rate for each post.
Step 4: Judge by engagement rate
X reports engagement rate as engagements divided by impressions. Compare the average engagement rate for each slot rather than counting likes. Note that X counts clicks as engagements, so do not compare its rate directly with Instagram's. Our engagement rate formula guide explains the differences.
| Week | Slot | Impressions | Engagements | Engagement rate |
|---|---|---|---|---|
| 1 | A: Wed 12pm | 3,000 | 66 | 2.2% |
| 2 | B: Tue 9am | 3,400 | 85 | 2.5% |
| 3 | A: Wed 12pm | 2,900 | 61 | 2.1% |
| 4 | B: Tue 9am | 3,200 | 77 | 2.4% |
Example figures for illustration only.
If results are close, keep testing for another four weeks. Re-run the test every quarter.
Scheduling your X times with PilotPost
PilotPost schedules posts to X alongside Instagram, Facebook, LinkedIn, TikTok, Threads, YouTube, Pinterest, Bluesky, Telegram and WhatsApp Business from one calendar. Add your test slots to a posting queue, use bulk scheduling to load the full four-week test, and compare reach and engagement for each post in Insights. You can create a PilotPost account to try it.
For every network, see the best time to post on social media.
Frequently asked questions
What is the best time to post on X in 2026?
Sprout Social's 2026 data says 12pm to 6pm local time on Tuesday, Wednesday and Thursday. Buffer's 2026 analysis found Tuesday at 9am the best single slot, with weekday mid-mornings from 9am to 11am strongest. Late morning to early afternoon midweek fits both.
What is the best day to post on X?
Midweek. Buffer ranks Wednesday first, followed by Tuesday and Thursday. Sprout names Tuesday to Thursday as the best days.
What is the worst time to post on X?
Both studies found Saturday the weakest day. Buffer also found evenings from 6pm to 11pm the worst time block on every day of the week.
Is X the same as Twitter for these times?
Yes. X is the current name for Twitter, and both studies cover the same network. Some studies still use "Twitter" in their titles and URLs.
How many times a day should I post on X?
Neither study answers this directly. Start with what you can sustain with good quality, such as one post a day in your best slot, and use the test above to see whether a second slot adds engagement or just splits it.
