In summary

Life rarely runs to a fixed timetable. Accidents happen, unexpected bills come through the letterbox, and sometimes the boiler decides to fail in January.
If you’re a woman, there are even more concerns to keep in mind. Career breaks, caring responsibilities, divorce, bereavement or a business lull can disrupt anyone’s finances, but it is women who are more likely to see their income take a hit. A rainy day fund is the practical buffer that can help you navigate these moments with confidence. 

What it is and why it matters, even if you’re comfortable

Simply put, a rainy day fund is a separate pot of cash to keep away for when you need it.

Maybe you have wealth in property. Perhaps you own a business or have a ‘diversified portfolio’ – a mixed range of investments in different areas. The same rule applies: when needs must, you’ll want to have an emergency reserve of cash in easy reach. 

A rainy day fund should be set aside from any investments. Having one could help you avoid selling off stocks at the wrong time, triggering unexpected tax payments. It can also ensure you don’t need to forgo daily essentials or reduce pension contributions – short-term decisions that can have long-term consequences for your financial health.

Money is practical, but it is also emotional. Knowing that essential outgoings such as your mortgage or rent, utilities, childcare and food are covered in case of any unexpected events can bring you genuine peace of mind. That headspace matters because it buys you the time to think clearly, to seek advice and to act from a plan rather than from pressure.

When it proves its worth

Many women face unique financial challenges that are specific to their lived experiences. For example, women are more likely to pause work or go part-time, whether it’s to take maternity leave, look after children, or care for an elderly parent. 

It’s entirely possible to plan for these events. But in the longer term, a six-month break from work can bite into a woman’s savings, leaving them less able to weather unexpected costs. Incomes can suddenly dip for a range of reasons – perhaps because of a move to part-time hours after having children, a freelance dry spell or a business downturn. These are not exclusive to women, of course, but with the current UK gender pay gap standing at 6.9%, a rainy day fund can help lift a little bit of the pressure. 

It can also help you support family, from a rental deposit for a child to short-term care needs for a parent. Just as importantly, it lets you seize time-sensitive opportunities, moving quickly on a property, pre-paying for a discount or taking advantage of an attractive investment that aligns with your plan, without disturbing long-term investments.

How much is “enough”?

There is no single number that suits everyone. The right level depends on your lifestyle, the predictability of your income and how liquid your other assets are. If your salary and outgoings are steady, a target of three to six months of essential expenses is a sensible starting point. If your income varies, you support dependants, or you are in a single-income household, six to twelve months may feel more comfortable. 

Where wealth is tied up in concrete assets such as property, investments, or a business, it’s sometimes a good idea to hold a larger amount of cash to avoid forced sales at inconvenient times. 

Where to hold it

The goal with a rainy day fund is to balance easy access with a reasonable return, without introducing risks that undermine its purpose. Instant-access savings accounts are straightforward and often offer competitive rates, although it is worth checking for withdrawal limits or bonus periods. 

However, there are alternative options. Money market funds, which typically invest in short-dated, high-quality areas, can provide daily liquidity and reliable returns. But do make sure that you understand the fees, transaction limits, and the fact that returns can fluctuate. 

Another option is premium bonds, which keep your money secure and offer the chance of tax-free prizes. However, you must remember that returns are not guaranteed. Your money could sit inside a premium bond for a year or more and potentially not rise by a single penny.

While access is critical, it is equally important to remember the other side of the coin. Holding too much cash for too long exposes you to inflation erosion and the opportunity cost of not investing for longer-term goals. The sweet spot is enough in cash to sleep at night, with the rest working for tomorrow.

Building the fund

Start by setting a clear target based on essential monthly spending and your income profile. Keep the fund separate so it doesn’t mix with your everyday outgoings. Consider setting up your current account to automatically transfer a little money to your rainy day fund too – even tiny amounts can build up surprisingly quickly. 

For many women, financial journeys include pauses in paid work, part-time phases and time spent caring for loved ones. A well-structured rainy day fund recognises these realities. It gives you permission to pause, the flexibility to pivot and the confidence to act, without derailing your long-term plan.

Your next step

If something important has changed, or is about to, speak to an adviser early. A short conversation can turn uncertainty into a clear plan of action. 

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info@onekc.co.uk

References

Source: https://www.brooksmacdonald.com/resources/insights/importance-rainy-day-fund