import { z } from "zod";
import { type GisSourceMetadata } from "../lib/gis-sources.js";
export declare const solarSchema: z.ZodObject<{
    lat: z.ZodNumber;
    lon: z.ZodNumber;
    year: z.ZodOptional<z.ZodNumber>;
}, z.core.$strip>;
interface MonthlyIrradiance {
    month: number;
    irradiance_kwh_m2: number;
    energy_kwh: number;
}
interface SolarResult {
    lat: number;
    lon: number;
    optimal_angle_deg: number;
    annual_irradiance_kwh_m2: number;
    annual_yield_kwh: number;
    monthly: MonthlyIrradiance[];
    source_metadata: GisSourceMetadata;
}
export declare function getSolarIrradiance(params: z.infer<typeof solarSchema>): Promise<SolarResult>;
export {};