Tuesday 22 September brings a distinct north-south split to the UK, with warm conditions dominating in the south while a cold front moves across the north. Commuters and those with outdoor plans should prepare for changing conditions as the day progresses.
Regional Temperature and Rainfall Outlook
In southeast England, residents can expect a warm day with temperatures likely to reach 25°C, and potentially peaking at 26°C. This warmth will be the standout feature for the region, providing a pleasant feel for those outdoors.

Conversely, a cold front is tracking southeast across Scotland and Northern Ireland. While the day may start with more settled conditions in some areas—such as Manchester, which is seeing early mist followed by sunny intervals—rain is expected to arrive in northwest Scotland and Northern Ireland later in the day.

Planning Your Day
Because weather conditions are shifting throughout the day, the timing of your commute or school run may determine how much rain you encounter. The Met Office indicates that the cold front is moving gradually, meaning the wettest conditions will be concentrated in the north and northwest later in the afternoon and evening.
- Southeast England: Warm and largely dry, with highs of 25°C to 26°C.
- Scotland & Northern Ireland: A cold front brings increasing cloud and rain, moving from the northwest.
- Manchester & Central Areas: Expect early mist clearing to sunny intervals, with a low chance of rain for much of the day.
What to Check Next
As the cold front progresses, keep an eye on your local forecast for specific timing on when rain might reach your area. While the current outlook focuses on Tuesday, it is worth noting that unsettled weather may continue later in the week. Always check the latest hourly updates from the Met Office before finalizing outdoor plans for Wednesday and beyond.
Source: Met Office
Context & actions About this article
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This forecast is based on current data from the Met Office for 22 September 2026.
- Check Met Office regional forecast for specific local timing
- Monitor potential changes in wind and rain for later in the week
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- Met Office
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- United Kingdom
- Updated
- 2026-09-22 09:24
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