America/Sao_Paulo

São Paulo

D+1 Temperature · Mean absolute error in °C · Lower is better

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Current leader

WeatherAPI

Preliminary

MAE score

1.48°C

Samples

Coverage

100%

All providers

OfficialSettled data.

PreliminaryMay still shift.

Thin sampleLimited data.

WeatherAPI

Preliminary

1.48°C

28 samples100% coverage

Visual Crossing

Preliminary

1.62°C+0.14

26 samples93% coverage

MET Norway

Preliminary

1.79°C+0.31

28 samples100% coverage

Requires attribution

Pirate Weather

Preliminary

1.95°C+0.47

28 samples100% coverage

Bright Sky

Thin sample

2.71°C+1.23

10 samples36% coverage

Requires attribution

D+1 Temperature — Mean absolute error

Each provider's next-day temperature forecast is compared against the observed high. The score is the average absolute difference in °C. Lower MAE means the provider's forecasts have been closer to reality.

28 total samples from leader·100% day coverage from leader·Preliminary

This ranking uses recent observation data that may still be updated. Scores could shift slightly.

Provider attribution and policy

This ranking includes data from: WeatherAPI, Visual Crossing, MET Norway, Pirate Weather, Bright Sky.

Data from MET Norway, licensed under Norwegian Licence for Open Government Data (NLOD).

Based on data from Deutscher Wetterdienst (DWD), made available through Bright Sky.

Skyversus is an independent comparison project. Provider inclusion does not imply partnership, endorsement, or affiliation.