Ar Riyad, Saudi Arabia · population 4,205,961 · 5 weather stations within 200 km · records 1900 to 2025
Riyadh has an average annual daytime high of 32.5°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 42.0°C, and its coldest is January, with overnight lows near 8.0°C.
These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.
Since 1900, Riyadh's average temperature has risen by 0.0°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.
Riyadh's average annual daytime high is 32.5°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 42.0°C, and the coldest is January, with lows averaging 8.0°C.
July is the warmest month in Riyadh, with typical daytime highs of 42.0°C.
2023 is the hottest year on record for Riyadh, running +2.0°C above the 1951 to 1980 baseline.
Yes. Since 1900, Riyadh has warmed by roughly 0.0°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.