Contents

Luo_Suppe2026-08-15

All items(functions/classes/consts) in this module are as follows:

No.itemtypeintroduce
1climet.astronomy.day_light_hoursfunctionCalculate daylight hours (h) based on the method recommended by FAO-56.
2climet.astronomy.declinationfunctionCalculate declination (red) based on the method recommended by FAO-56.
3climet.astronomy.earth_sun_relative_distancefunctionCalculate sun earth relative distance (AU) based on the method recommended by FAO-56.
4climet.astronomy.solar_radiation_flux_oafunctionCalculate extraatmospheric solar radiation flux (MJ/m2) based on the method recommended by FAO-56.
5climet.astronomy.time_anglefunctionCalculate hour angle based on the method recommended by FAO-56 (t).
6climet.diagnosis.BuishandfunctionChecks homogeneity test using Buishand's methods proposed in T. A. Buishand (1982).
7climet.diagnosis.MannKendallfunctionMutation test for time series data based on Mann-Kendall method.
8climet.diagnosis.PettittfunctionChecks homogeneity test using A. N. Pettitt's (1979) method.
9climet.diagnosis.SNHTfunctionChecks homogeneity test using H. Alexandersson (1986) method.
10climet.et0.HargreavesfunctionCalculate daily potential evapotranspiration based on the Hargreaves (1998) method.
11climet.et0.PenmanMonteithfunctionCalculate daily crop reference evapotranspiration based on thePenman-Monteith (FAO-56) method.
12climet.et0.ThornthwaitefunctionCalculate monthly potential evapotranspiration based on the Thornthwaite (1948) method.
13climet.index.CWDIfunctionCalculate Crop Water Deficit Index.
14climet.index.PAPfunctionCalculate fluctuation of precipitation to multi-year averages.
15climet.index.PCIfunctionCalculate Precipitation Concentration Index.
16climet.index.RMIfunctionCalculate Relative Moisture Index.
17climet.index.SPEIfunctionCalculate the Standardized Precipitation Evapotranspiration Index.
18climet.index.SPIfunctionCalculate the Standardized Precipitation Index.
19climet.index.SWAPfunctionCalculate the Standardized Weighted Average of Precipitation.
Last Updated 8/15/2026, 5:38:26 AM