Jamestown vs Johannesburg: which is better, month by month

Jamestown beats Johannesburg in 7 of 12 months — its lead peaks in January (92 vs 80) — while Johannesburg wins August; they are within 3 points in the other 4 months.

Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Jamestown vs Johannesburg — all 12 months

MonthJamestownJohannesburgWinnerGap
January92Swarm, dry, clean air80Ahot, rainyJamestown12
February92Swarm, dry, clean air82Ahot, rainyJamestown10
March91Swarm, dry, clean air87Awarm, rainyJamestown4
April92Swarm, dry, clean air88Anice, a little rainJamestown4
May91Snice, dry, clean air88Anice, dryTie3
June90Snice, dry, clean air85Anice, dry, poor air qualityJamestown5
July88Anice, dry85Anice, dryTie3
August87Anice, dry91Snice, dryJohannesburg4
September87Anice, dry, muggy air90Swarm, dryTie3
October88Anice, dry, muggy air86Awarm, a little rainTie2
November90Snice, dry, clean air83Awarm, rainyJamestown7
December91Snice, dry, clean air80Ahot, rainyJamestown11

A month is a tie when the two are within 3 points. The widest gap is January (92 vs 80). Tap a month for that month's temperature, rain, humidity and air quality side by side.

Jamestown

Saint Helena · arid climate

Best month
January 92/100
Months won
7 of 12

Johannesburg

🇿🇦 South Africa · mild climate

Best month
August 91/100
Months won
1 of 12

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