Sanaa, Yemen · population 69,404 · 13 weather stations within 200 km · records 1880 to 2025
Sayyan has an average annual daytime high of 23.0°C, based on the 1951 to 1980 baseline. Its warmest month is June, when highs typically reach 26.6°C, and its coldest is December, with overnight lows near 4.7°C.
These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.
Since 1900, Sayyan's average temperature has risen by +1.7°C. Compared to the earliest station records that begin in 1880, warming totals +1.8°C.
20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.
Daytime highs sit within a comfortable 15°C to 26°C range.
Sayyan's average annual daytime high is 23.0°C, based on the 1951 to 1980 baseline period. The warmest month is June, with highs averaging 26.6°C, and the coldest is December, with lows averaging 4.7°C.
June is the warmest month in Sayyan, with typical daytime highs of 26.6°C.
2023 is the hottest year on record for Sayyan, running +1.8°C above the 1951 to 1980 baseline.
Yes. Since 1900, Sayyan has warmed by roughly +1.7°C.
January to December typically offers the most comfortable daytime highs, in the 15°C to 26°C range.
Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.