Riyan Weather in January
January in Riyan averages 27°C (81°F) during the day and 21°C (70°F) at night. With only 6.3 mm (0.2 in) of rainfall expected on average, it's a largely dry month.
Rainfall in Riyan in January
Based on our climate data of the past 30 years, about 0 days of rain are anticipated, with 6.3 mm (0.2 in) on average. Any rain that does arrive tends to come in a single sharp spell rather than prolonged drizzle.
Temperature in Riyan in January
Weather in Riyan is at its perfect in January. Highs reach 27°C (81°F), while nights settle around 21°C (70°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 21°C (70°F), evenings stay pleasantly warm. While this month tends to be on the cooler side compared to others, the days remain pleasantly warm.
Average water temperature in January
The water is 25°C (77°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.If you're inclined towards comfortable temperatures and drier conditions, January is a good time to visit Riyan.
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 January
Min Temperature
21°C (70°F)
Max Temperature
27°C (81°F)
Water Temperature
25°C (77°F)
Chance of Rain
1%
Precipitation
6.3 mm (0.2 in)
Rainy days
0 days
Humidity
71%
Historical weather for Riyan in January
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 January
According to our 19 years of weather records for Riyan, the following extremes were recorded between 2006 and 2025.
- Riyan recorded its highest January temperature of 32°C (90°F) on January 20, 2015.
- On January 1, 2018, Riyan saw its coldest January day with temperatures maxing out at 23°C (73°F).
- The coldest night in January in Riyan was on January 4, 2010, with a minimum of 3°C (37°F).
Best Places in Yemen in January
Find out more about the weather in Yemen and which places have the best travel conditions in this month. See all of Yemen in January →
perfect weather
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tolerable
unpleasant
poor
What to Wear in Riyan in January
Warm temperatures in January make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home. The water temperature sits at about 25°C (77°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear.What To Do in Riyan in January
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.
