Riobamba Weather in May
In Riobamba, May brings moderate daytime temperatures around 15°C (59°F), with nights cooling to 5°C (41°F). Expect quite a bit of rainfall this month.
Rainfall in Riobamba in May
Expect around 14 days of rain based on historical data, with 165 mm (6.5 in) average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Riobamba in May
Expect highs of 15°C (59°F) in Riobamba in May, with nights dropping to around 5°C (41°F). Conditions are often most pleasant around the middle of the day. At 5°C (41°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Riobamba in May
The month is characterized by fewer sunny days, with roughly 74 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.If you prefer enjoying temperate temperatures and rain-free days, August typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ecuador, check out our Riobamba's climate page.
Riobamba Temperature in May
Min Temperature
5°C (41°F)
Max Temperature
15°C (59°F)
Chance of Rain
47%
Precipitation
165 mm (6.5 in)
Rainy days
14 days
Humidity
89% *
Sunshine
74 hours *
Percentage Sunshine
*
Historical weather for Riobamba in May
Browse day-by-day weather records for Riobamba spanning 48 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Riobamba historical weather extremes in May
According to our 20 years of weather records for Riobamba, the following extremes were recorded between 2006 and 2026.
- The hottest May day on record in Riobamba reached 32°C (90°F) (May 31, 2020).
- Riobamba experienced its chilliest May day on May 3, 2026, reaching only 9°C (48°F).
- Nighttime temperatures dropped to 0°C (32°F) on May 29, 2017, marking the coldest May night on record.
Best Places in Ecuador in May
Find out more about the weather in Ecuador and which places have the best travel conditions in this month. See all of Ecuador in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Riobamba in May
Pack for changing conditions in Riobamba in May. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Riobamba in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ecuador, check out our Riobamba's climate page.
Temperature Rainfall Sunshine Humidity
See the full Riobamba climate overview or explore weather in Ecuador.
