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What is the Best Date to Set Up an SIP?
Reviewed by: Fibe Research Team
- Updated on: 4 Sep 2025
Reviewed by: Fibe Research Team
Starting a Systematic Investment Plan (SIP) in a mutual fund often raises the question of selecting an appropriate investment date. While it may appear minor, there is no best SIP date that guarantees higher returns for your mutual fund SIP. This article explains the concept of SIP dates, how they work, and whether the selected date can influence returns.
SIP date is the particular day of the month when your money is invested. The majority of the mutual fund companies provide you the option to select any date between the 1st and the 28th, some are more flexible, and you can have more than one SIP date. When creating your SIP on a mutual fund platform or app, you’ll usually see the option to choose the SIP day of your choice by selecting the option to Select your desired day of SIP.
The short answer is: not exactly. There is no best SIP date that guarantees higher returns. This is due to the fact that mutual fund investments are supposed to be influenced by the movement of the market, and the market does not move in a predictable pattern on the basis of the calendar. Unlike a lump-sum investment, a SIP spreads your investments over time, reducing risk and benefiting from market fluctuations.
But, there are some practical things that you can take into consideration to select a SIP date that best suits your personal convenience and financial routine.
Here’s what you should consider before deciding on your SIP date:
One of the simplest ways to pick the best date to invest in SIP is to align it with your income cycle. Suppose you earn a salary on a monthly basis on the 1st of every month, then it will be in your best interest to fix your SIP between the 3rd and 7th so you always have enough money in your account. This also ensures smooth payment through the NACH (auto-debit mandate system), preventing unsuccessful transactions due to a low balance.
Some investors believe that investing earlier in the month leads to better returns than investing later. But market ups and downs happen randomly, and your SIP buys units at the prevailing NAV (Net Asset Value) on the chosen date. Whether you invest on the 5th or the 25th, over the long term, the difference is usually negligible.
SIP averages out your buying price through a process called rupee cost averaging, which reduces the impact of market volatility. This means the exact date of investment doesn’t significantly affect long-term performance, as you buy units at different market levels across months, balancing highs and lows.
Some advanced investors prefer to split their monthly SIP into two or more dates, say the 10th and 25th. The idea is to smooth out short-term market volatility. But again, this is a personal choice and not necessary for beginners.
If you’re new, keeping a single date that works for your budget is more important than trying to “beat” the market.
Investors who want to move money gradually from one fund to another can use an STP. It allows you to transfer a fixed amount at regular intervals, helping reduce market timing risk and making it easier to manage investments across multiple funds. This strategy is more suitable for experienced investors rather than beginners.
It is easier to track your SIP by choosing a fixed and easy-to-remember date (your birthday, salary date, or the 1st of the month); it is harder when the date is random. You can also align SIP dates with EMIs or bills for better cash flow, and plan a SWP (Systematic Withdrawal Plan) to withdraw fixed amounts periodically from your investments.
Many fund houses provide flexible SIP date options, allowing selection based on convenience cash flow, and SIP frequency options (daily, weekly, monthly, quarterly – currently partial). The table below, based on guidelines from AMFI (Association of Mutual Funds in India), highlights common choices across leading AMCs, helping identify which date is best for SIP:
| Fund House | Common SIP Dates Offered |
|---|---|
| SBI Mutual Fund | 1st, 5th, 10th, 15th, 20th, 25th |
| HDFC Mutual Fund | 1st to 28th (any date) |
| Axis Mutual Fund | 1st, 7th, 10th, 15th, 25th |
| ICICI Prudential | 1st, 7th, 10th, 15th, 20th, 25th |
| Nippon India Mutual | 1st to 28th (multiple options) |
When selecting a SIP date, it is best to align it with the salary credit date. This helps maintain smooth cash flow and reduces the risk of insufficient balance. Avoid dates that fall close to major financial commitments such as EMIs or credit card due dates. Choosing a date that is easy to remember will make it simpler to track investments. Most importantly, avoid overthinking the choice, as consistency in investing is far more important than the exact date. For new investors exploring the best SIP date for mutual fund investments, starting with a monthly SIP can be a practical and manageable option.
*Disclaimer: This blog is for educational purposes only and does not constitute financial advice. Please consult a registered financial advisor before making any investment decisions.
There’s no perfect time to start a SIP. The earlier the better. SIPs are more effective in the long run because of a regular investment that does not depend on market fluctuations. The earlier, the better, since your money has a longer time to grow with the use of compounding.
Both have their advantages. SIPs that can be paid on a monthly basis are more popular and simpler for their salaried users. Weekly SIPs can help in capturing more price movement, but they need continuous tracking and greater effort. Monthly SIPs are more convenient and suitable in the case of most beginners.
There is no specific date that guarantees higher returns. Choose a date that aligns with your salary or cash flow for convenience and smooth payments.
If the SIP date falls on a bank holiday, the transaction is usually processed on the next working day automatically.
Yes, most mutual fund platforms allow you to change your SIP date. However, it may take one or two cycles to reflect the change.
If you miss an SIP due to insufficient balance or any other reason, the payment is skipped. Your SIP continues automatically in the next cycle and you can invest the missed amount later as a top-up or separate investment.
