Free to test and evaluate

Make unlimited TMY data requests at Solcast's unmetered locations

Ask our team for an extended free trial or to assess TMY PXX data (conditions apply)

TMY Pro

Best For

Resource Assessment

TIME GRANULARITY

Hourly (60 minutes) Only

PXX LEVELS AVAILABLE

P50 Only

WEIGHTS USED FOR PAST MONTH SELECTION

Can be Specified in Request (combination of GHI and DNI)

PERIOD OF DATA USED

2007 to 2023

FINEST SPATIAL RESOLUTION USED (ELEVATION AND IRRADIANCE MODELLING)

90m

EACH REQUEST CONTAINS (FOR ONE LOCATION PER REQUEST)

Calendar Year of Hourly Data (8760 rows)

DATA FORMATS

CSV, SAM, TMY3, PVSyst, JSON

DATA ACCESS OPTIONS

API

HISTORICAL TIME SERIES OR LIVE & FORECAST DATA

Not included in this plan. Multi-plan discounts apply to add additional plans - Ask Sales for a Quote

Global Coverage

Irradiance, weather & rooftop PV power data

Ground Albedo data and Snow Soiling losses

Clear-sky & probabilistic scenarios

Enforced consistency with long term average of Historic Time Series data

Option to add Advanced PV Power model

TMY Max

Best for

Resource Uncertainty Assessment, Sub-hourly losses

TIME GRANULARITY

Hourly (60 minutes), plus 15, 20, 30 Minute

PXX LEVELS AVAILABLE

P50, P75, P90, P95

WEIGHTS USED FOR PAST MONTH SELECTION

Can be Specified in Request (combination of GHI and DNI)

PERIOD OF DATA USED

2007 to 2023

FINEST SPATIAL RESOLUTION USED (ELEVATION AND IRRADIANCE MODELLING)

90m

EACH REQUEST CONTAINS (FOR ONE LOCATION PER REQUEST)

Calendar Year of Hourly Data (8760 rows)

DATA FORMATS

CSV, SAM, TMY3, PVSyst, JSON

DATA ACCESS OPTIONS

API

HISTORICAL TIME SERIES OR LIVE & FORECAST DATA

Not included in this plan. Multi-plan discounts apply to add additional plans - Ask Sales for a Quote

Global Coverage

Irradiance, weather & rooftop PV power data

Ground Albedo data and Snow Soiling losses

Clear-sky & probabilistic scenarios

Enforced consistency with long term average of Historic Time Series data

Option to add Advanced PV Power model