Riyan Weather in May
With daytime temperatures of 33°C (91°F) and nighttime lows of 28°C (82°F), May in Riyan brings very high temperatures during the day. The perfect weather makes it an appealing time to visit.
Rainfall in Riyan in May
Historically, the month has about a single day of rain, averaging 7.9 mm (0.3 in) in total. If rain does fall, it tends to arrive as a fairly heavy shower rather than light drizzle.
Temperature in Riyan in May
Riyan in May has perfect weather. Days reach 33°C (91°F) and nights cool to 28°C (82°F). For most visitors, the main thing to prepare for is the heat during the day. With lows of 28°C (82°F), it stays warm throughout the night. A cold shower before going to sleep is one of the easiest ways to cool down before bed.
Average water temperature in May
With water at 28°C (82°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.Should you favor a climate that's both dry and comfortably warm, January, February, March and December typically offer the most agreeable 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 Yemen, check out our Riyan's climate page.
Riyan Temperature in May
Min Temperature
28°C (82°F)
Max Temperature
33°C (91°F)
Water Temperature
28°C (82°F)
Chance of Rain
2%
Precipitation
7.9 mm (0.3 in)
Rainy days
a single day
Humidity
79%
Historical weather for Riyan in May
Browse day-by-day weather records for Riyan spanning 44 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Riyan historical weather extremes in May
The extremes listed below come from historical weather data collected in Riyan from 2005 through 2026.
- The hottest May day on record in Riyan reached 36°C (97°F) (May 26, 2006).
- Riyan experienced its chilliest May day on May 13, 2026, reaching only 28°C (82°F).
- The lowest overnight temperature recorded in May was 14°C (57°F) (May 29, 2011).
Best Places in Yemen in May
Find out more about the weather in Yemen and which places have the best travel conditions in this month. See all of Yemen in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Riyan in May
Hot weather in May means keeping cool is the priority. Loose-fitting clothes in natural fabrics work best. Pack plenty of shorts, tank tops, and breathable shirts. Don't forget a hat, swimwear, and comfortable sandals. With minimal rainfall expected, you can leave the rain gear at home. Expect water temperatures of around 28°C (82°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off.What To Do in Riyan 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 Yemen, check out our Riyan's climate page.
Temperature Rainfall Humidity Water Temp
See the full Riyan climate overview or explore weather in Yemen.
