Are you looking for low-cost business ideas during the rainy season or in the Monsoon? If yes, you have landed at the right place. Our industry experts after in-depth research have listed down the most profitable small rainy season business ideas that can be started with little money.
There are several advantages to starting a business in the rainy season. We all see a big rise in demand for specific products and services during this time. Products and services like waterproof clothing, delivery of essential items, protective gear, cleaning services, pest control, and gutter cleaning see an increased demand. Entrepreneurs can tap this demand and make good money.
List of 22 Rainy Season Business Ideas
1. Provide Cleaning Services for Homes and Offices
Muddy floors and increased cleaning requirements are common outcomes of rainy weather. You can serve homes and businesses that want to keep their environments dry and clean by providing customised cleaning solutions during the rainy season. Some popular examples of cleaning services during monsoons are steam cleaning and floor polishing. You can build a successful venture by focussing on prompt, dependable services that address rainy-day dirt. this company can succeed. The success rate of a cleaning company will increase if you can market your services properly.
2. Delivery Services for Essentials
With people often hesitant to venture out in the rain, essential delivery services see increased demand in the rainy season. This is because people avoid going out of their homes during rain. A delivery service that focuses on rain-specific items, such as groceries, rain gear, and hot meals, can be successful. You can use an app or phone service to take orders. Also, consider partnering with local stores to expand inventory without high overhead costs.
3. Umbrella and Raincoat Rentals
Renting umbrellas and raincoats becomes a helpful option for cities that experience unexpected downpours. In places like Singapore, certain establishments lend out umbrellas at metro stations and bus stops. Investing in strong, high-quality umbrellas and a productive return system keeps the company viable. Customers can easily rent and return products by using a basic mobile app. With its low cost and high usefulness, this model performs well in urban settings where rainfall patterns are unpredictable.
4. Pop-Up Rain Gear Shops
Demand for waterproof backpacks, raincoats, and umbrellas rises during wet weather. This demand can be satisfied by putting up a temporary pop-up store in busy locations. Japan’s small raingear booths, which are thriving in urban transit hubs, serve as a practical illustration. It costs very little to start one, including renting space and purchasing products. Collaborating with local or internet vendors can streamline sourcing, and commuters can be the target of promotions. These stores make a lot of money in cities, particularly during the busiest monsoon season.
5. Hot Beverage and Snack Stalls
On rainy days, people seek out warm comfort, which is why tea and coffee vendors are so popular. You might draw inspiration from mobile coffee carts in the United States or roadside tea stands in India. It takes a little money to set up a small booth, and using high-quality items will draw in repeat business. Location is important; choose places with lots of foot traffic.
6. Car Cleaning Services During Monsoon
Rain and muddy roads make cars dirtier, which raises the need for vehicle cleaning services. Mobile vehicle washing, in which experts clean cars at the client’s place, is preferred by many. Car owners are drawn to mobile services because they are convenient and lower setup expenses. Building a customer base can be facilitated by social media marketing and local collaborations with petrol stations or auto dealers.
7. Temporary Shelter Rentals for Events
Renting temporary tents and shelters is a wise business decision because event planners require protection from the weather. Pop-up booths and larger canopy rentals for festivals and weddings are among the services available. To guarantee flawless setups, event planning services and tent rental businesses frequently work together in the United States. Purchasing sturdy tents is a necessary first expenditure when starting a tent rental business, but the returns are significant, particularly during the rainy season when outdoor activities must still take place.
8. Laundry Services
It can be difficult to dry garments during the rainy season, particularly for flat dwellers. Offering a speedy laundry pickup and delivery service will be attractive to clients looking for convenience. Promoting on-time delivery and offering high-quality services with environmentally friendly detergents are essential. Consider how companies in high-humidity areas, such as Seattle, emphasise quick-drying equipment to distinguish out. Strategic pricing combined with a high-quality service might draw clients seeking hassle-free washing options.
9. Seasonal Souvenir and Gift Shops
People enjoy souvenirs and gifts that reflect the rainy season, such as themed keychains, rain-inspired art, or waterproof accessories. Shops can be set up in popular tourist destinations, or online to reach a larger market. Selling products like rain-themed umbrellas, ponchos, and even handcrafted items with monsoon motifs can attract customers looking for seasonal gifts. Running promotions around the weather can increase sales during the season.
10. Gardening and Landscaping Services
Plants thrive during rainy weather, making gardening services highly relevant. From setting up seasonal flower beds to creating rainwater harvesting systems, this business can serve a range of needs. In places like Portland, eco-friendly landscaping companies offer services tailored to the rainy climate, like waterproof paving and erosion control. Building a portfolio of before-and-after photos helps attract customers. Creating partnerships with nurseries and garden centers can further support growth.
11. Waterproof Shoe Sales
During heavy rains, people need reliable, waterproof footwear. Selling waterproof shoes online or in pop-up shops is profitable, as this season increases demand. For instance, you could offer stylish, rain-ready boots or shoes that work for both professional and casual wear.
12. Soup and Comfort Food Business
Rainy days bring a craving for warm comfort foods. Setting up a stall or delivery service offering hot soups, grilled sandwiches, and beverages can meet this demand. With ingredients like fresh vegetables, this business can appeal to health-conscious customers too.
13. Pest Control Business
Rainy seasons often lead to a rise in pests like mosquitoes. Offering targeted pest control services, especially for residential areas, can be very profitable. With products and treatments designed for rainy conditions, pest control businesses can help customers keep their homes safe and pest-free.
14. Rainwater Harvesting Solutions
As people become more eco-conscious, offering rainwater harvesting installation services can be a valuable business. Educate customers on the environmental benefits and savings. This business is perfect for rural and urban areas looking to conserve water.
15. Seasonal Plant Nursery
Rain encourages plant growth, making it a great season for nurseries. You can specialize in seasonal flowers, vegetables, or herbs, or offer planting kits. This business provides an eco-friendly way to get people involved in gardening.
16. Waterproof Gadget Covers
With more rain comes an increased risk to personal electronics. Selling waterproof covers for phones, laptops, and cameras can meet a seasonal need. This small investment can attract tech-savvy customers who rely on their gadgets even in wet weather.
17. Camping Gear Rentals
The rainy season invites adventurous camping enthusiasts, making camping gear rentals a timely business. Renting out waterproof tents, sleeping bags, and rainproof tarps allows people to explore nature safely and comfortably.
18. Window and Gutter Cleaning Services
Rain often leaves windows streaked and gutters clogged. Offering cleaning services for homes and businesses meets a real need during this season. You can promote eco-friendly cleaning agents and include a rain-proofing option to appeal to more customers.
19. Mushroom Farming
You can grow mushrooms for profit during the monsoon. A mushroom farming business can be started with little money in just a few weeks as it does not require large spaces to grow. A person who has some knowledge and idea in the growing of mushrooms and has their building for setting up the farm is most suitable for starting a mushroom farming business.
20. Trekking and Nature Walks
Organizing guided nature walks and treks can cater to those looking to explore lush landscapes. Focus on scenic routes, emphasize safety, and offer rain-protective gear. This eco-tourism venture can attract locals and tourists alike.
21. Boat Rental Business
Rain fills water bodies, making them ideal for boat rentals. Offering paddle boats, canoes, or small motorized boats allows people to enjoy scenic spots. This venture works well in parks or riverside areas that attract visitors.
22. Seasonal Clothing Line
Launching a rainy season clothing line, such as raincoats, ponchos, and waterproof jackets, appeals to fashion-conscious buyers. Offering vibrant, stylish designs in stores or online can help people stay trendy and dry.

Editorial Team at 99BusinessIdeas is a team of experts led by Rupak Chakrabarty with over 25 years of experience in starting and running small businesses. Started in 2010, 99BusinessIdeas is now one of the largest free small business resources in the industry.