farming

8 Best Management Practices to Protect Poultry Birds During Rainy Season

By Noah Aderoju | Jul 20, 2026 | 0 comments

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8 Best Management Practices to Protect Poultry Birds During Rainy Season

The rainy season is in full swing, with Southwestern states such as Lagos and Ogun already recording flood-causing downpours. While the rain is usually answered prayers for crop farmers, who use the water for their rain-fed planting season, it can be a very difficult time for poultry farmers.

For many poultry farmers, the season determines profit or loss because of humid conditions, which can seriously affect the health and productivity of birds. Without adequate preparation, wet weather can cause diseases, spoil feed, reduce egg production and even kill birds. 

To ensure your farm survives this season, you must focus on hygiene, biosecurity, shelter, nutrition, and treatments.

1. Understand What Changes When the Rains Begin

When the rains start, the air becomes very damp (high humidity) and the temperature drops, making the environment cold. These changes stress the birds and make them more susceptible to illness.

Heavy rain can cause flooding and waterlogging around your farm. If the ground is always wet, it attracts rodents and pests like mosquitoes and flies that carry diseases. Also, water sources like wells or ponds can become contaminated with germs from the runoff.

If your birds get sick, you will spend more money on medication. You may also see a drop in egg production because birds use their energy to stay warm instead of laying eggs. In the worst cases, many birds can die suddenly.

2. Poultry Housing: First Line of Defence

Your poultry house must protect your birds from the wind and rain.

Make sure your farm is on high ground if possible. You must clear all drainage channels and gutters around the poultry house to allow rainwater to drain.

Check your roof for leaks and patch them before the heavy rains start. Ensure the roof is strong enough to handle heavy winds. A good roof should also hang over the walls by about two feet to keep rain from blowing inside.

You need to balance fresh air with protection from the cold. Do not pack too many birds in one place, as overcrowding causes stress. Keep the floor litter (wood shavings or rice husks) dry. Wet litter smells bad because of ammonia gas, which can make your birds go blind or have breathing problems. Your litter should be about 4 to 6 inches deep to keep the birds warm.

3. Bird Health and Disease Prevention

Common diseases like Coccidiosis (bloody poop), Newcastle disease (turning necks), Fowl Cholera, and respiratory infections are very common in the rainy season.

If your birds are not eating well, their droppings change colour, they look tired (lethargy), or their feathers are standing up (ruffled), they might be sick.

Follow your vaccination schedule strictly. Use dewormers every two to three months because birds often drink dirty water from the ground during the rains. You can also give them vitamins and antibiotics to boost their immune systems.

4. Biosecurity Measures: Keeping Infection Out

Biosecurity means keeping germs and infections away from your farm. It involves all actions that you take to prevent the introduction, spread, and impact of diseases, pests, invasive species, or harmful biological materials.

Limit the number of people entering your farm. Place footbaths with disinfectant at the entrance so everyone washes their feet before going inside.

Farm workers must have dedicated clothes and boots for the farm. If a bird looks sick, isolate it immediately to stop the sickness from spreading to the healthy ones.

5. Feed and Water Management During the Rains

Store your feed in a dry, airy place. Never put feed bags directly on the floor; use a wooden platform (pallet) to keep them away from dampness. Damp feed grows mould, which can poison your birds.

Wash your drinkers every day. Avoid giving birds stagnant water from outside. In very cold weather, giving them warm water can help them stay warm without using up their body energy.

Birds eat more in the cold to stay warm. You should give them energy-rich feed (adding things like oil or fats), so they have enough strength to fight the cold.

6. Protecting Eggs and Chicks

Collect eggs more often during the rains so they don't get dirty or cracked. Day-old chicks need extra warmth because they cannot control their body temperature. Use charcoal heaters or electric bulbs (100W or 200W) to provide extra heat in the brooding house.

7. Pest and Rodent Control

Rats and snakes often look for dry shelter in poultry houses during the rain. Rats steal feed and carry diseases like Salmonella. Clear all bushes and tall grass around your poultry house to remove their hiding spots. Use safe traps or rodent medicine, but keep them away from your birds.

8. Financial and Business Protection Strategies

Poultry farming is a business, and record-keeping is the secret to sustainable business management. Keep good records of how birds are doing regularly, how much they eat, how many eggs they lay, how active they are, their weight changes and how many birds die if there is an outbreak. This helps you see if you are making progress. This will give you great insights into your business during rough times, to make insurance claims and also plan against recurrence. 

Farm insurance is also a very important business strategy to protect your investment from major disasters like floods and help you recover from shocks.

Conclusion

The rainy season does not have to be a time of loss. Preparation is the key. By fixing your house, keeping the farm clean, and feeding your birds well, you can keep them healthy while other farmers are struggling. Take a walk around your farm today and fix what needs to be fixed before the heavy rains come. A little work now will save you a lot of money later.

Noah Aderoju

Noah Aderoju

Noah Aderoju is a multimedia journalist and researcher with a passion for telling stories.

poultryrainy seasonbusinessfarming

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