The Great Wildebeest Migration in Serengeti National Park is one of the most spectacular wildlife events on Earth—and the highlight of any Tanzania safari. Over 1.5 million wildebeest, accompanied by zebras and gazelles, move in a continuous cycle across the Serengeti ecosystem in search of fresh grazing and water.
If you’re planning a Serengeti migration safari, knowing where the herds are each month is essential. This detailed guide will help you choose the best time for your Tanzania wildlife safari, whether you’re seeking dramatic river crossings, calving season, or fewer crowds.
January – March: Calving Season (Southern Serengeti & Ndutu)
From January to March, the migration settles in the southern Serengeti and Ndutu plains. This is calving season, when hundreds of thousands of wildebeest give birth within a short period.
For travelers on a Tanzania safari tour, this is one of the most rewarding times to visit. The abundance of newborns attracts predators such as lions, cheetahs, and hyenas, creating dramatic wildlife encounters.
Why visit:
- Best time for predator action
- Ideal for a Tanzania photography safari
- Beautiful open plains and excellent visibility
Best for: Wildlife lovers, photographers, and those seeking a private Tanzania safari experience
April – May: Green Season (Central & Western Serengeti)
During April and May, the herds begin moving northwest as the long rains transform the landscape into lush green plains. While this is considered the low season, it offers excellent value for an affordable Tanzania safari.
Rain showers are common, but they rarely last all day, and the scenery is breathtaking. Fewer tourists mean a more exclusive safari experience.
Why visit:
- Lower prices on Tanzania safari packages
- Fewer crowds
- Lush, photogenic landscapes
Best for: Budget travelers and those seeking a quieter African safari tour
June: Grumeti River Crossings (Western Corridor)
In June, the migration reaches the western corridor of the Serengeti and begins crossing the Grumeti River. These crossings are less crowded than the famous Mara River crossings but equally dramatic.
This is a fantastic time for a Serengeti migration safari tour, offering a balance between action and exclusivity.
Why visit:
- Early river crossings
- Moderate crowds
- Start of peak safari season
Best for: Travelers wanting a mix of excitement and value in their Tanzania safari itinerary
July – August: Peak River Crossings (Northern Serengeti)
July and August mark the peak of the migration as the herds move north toward the Mara River. This is when the most iconic and dramatic river crossings occur—wildebeest plunging into crocodile-filled waters in a desperate attempt to survive.
This is the most popular time for a luxury Tanzania safari or Great Migration safari package, and for good reason—it’s the ultimate safari spectacle.
Why visit:
- Best chance to witness Mara River crossings
- Exceptional wildlife density
- Classic Serengeti safari experience
Best for: First-time visitors and those seeking a bucket-list Tanzania wildlife safari
September – October: Northern Serengeti (Extended Stay)
The herds remain in the northern Serengeti and nearby regions during September and October. Wildlife viewing remains excellent, but with slightly fewer crowds than peak season.
This is a great time for a private Tanzania safari, offering incredible sightings with more space and flexibility.
Why visit:
- Continued river crossings
- Fewer tourists than peak months
- Excellent weather for game drives
Best for: Travelers looking for a quieter yet rewarding Serengeti safari experience
November: Short Rains & Return South
In November, short rains begin, and the herds start their journey back toward the southern Serengeti. The landscape becomes green again, and the crowds thin out significantly.
For those considering a budget Tanzania safari tour, this is an excellent time to travel.
Why visit:
- Low-season rates
- Beautiful scenery
- Peaceful safari experience
Best for: Budget-conscious travelers and repeat safari-goers
December: Southern Serengeti (Cycle Begins Again)
By December, the migration returns to the southern Serengeti, completing its annual cycle. The herds prepare for calving season, and the plains once again fill with life.
This is a great time to combine your Tanzania safari and Zanzibar beach holiday, enjoying both wildlife and coastal relaxation.
Why visit:
- Start of calving season buildup
- Great holiday travel period
- Ideal for combined safari packages
Best for: Families, couples, and those planning a festive Tanzania safari holiday
When Is the Best Time for a Tanzania Safari?
The best time depends on what you want to experience:
- June – October: Best for river crossings and classic Serengeti migration safaris
- January – March: Best for calving season and predator action
- April – May & November: Best for fewer crowds and affordable Tanzania safari packages
No matter when you visit, the Serengeti offers year-round wildlife viewing, making it a top destination for any African safari tour.