diff --git a/src/app/api/calendar/month/route.ts b/src/app/api/calendar/month/route.ts
index 8a644fd..a7288c1 100644
--- a/src/app/api/calendar/month/route.ts
+++ b/src/app/api/calendar/month/route.ts
@@ -1,6 +1,6 @@
 /**
  * Create / update editorial month plans and pieces.
- * POST { action: 'create'|'upsert_piece'|'delete_piece'|'replace_plan', month, piece?, plan?, syncPipeline? }
+ * POST { action: 'create'|'upsert_piece'|'delete_piece'|'replace_plan'|'delete_month', month, piece?, plan?, syncPipeline? }
  */
 import { NextRequest, NextResponse } from 'next/server';
 import { createClient } from '@/lib/supabase/server';
@@ -364,6 +364,87 @@ export async function POST(req: NextRequest) {
       });
     }
 
+    if (action === 'delete_month') {
+      if (!doc?.id) {
+        return NextResponse.json(
+          { error: 'No hay calendario guardado para ese mes' },
+          { status: 404 }
+        );
+      }
+      const pieceIds = (existing?.pieces || [])
+        .map((p) => p.id)
+        .filter((id): id is string => Boolean(id));
+
+      let pipelineDeleted = 0;
+      let pipelineUnlinked = 0;
+
+      for (const pieceId of pieceIds) {
+        const list = await fetch(
+          `${base}/rest/v1/creative_pipeline?tenant_id=eq.${encodeURIComponent(
+            ctx.tenantId
+          )}&calendar_piece_id=eq.${encodeURIComponent(
+            pieceId
+          )}&select=id,status,publish_status`,
+          { headers, cache: 'no-store' }
+        );
+        if (!list.ok) continue;
+        const rows = (await list.json()) as {
+          id: string;
+          status?: string;
+          publish_status?: string;
+        }[];
+        for (const row of rows) {
+          const published =
+            row.publish_status === 'published' ||
+            row.status === 'publicada' ||
+            row.status === 'publicado';
+          if (published) {
+            const patch = await fetch(
+              `${base}/rest/v1/creative_pipeline?id=eq.${encodeURIComponent(row.id)}`,
+              {
+                method: 'PATCH',
+                headers: {
+                  ...headers,
+                  'Content-Type': 'application/json',
+                  Prefer: 'return=minimal',
+                },
+                body: JSON.stringify({
+                  calendar_piece_id: null,
+                  updated_at: new Date().toISOString(),
+                }),
+              }
+            );
+            if (patch.ok) pipelineUnlinked += 1;
+          } else {
+            const del = await fetch(
+              `${base}/rest/v1/creative_pipeline?id=eq.${encodeURIComponent(row.id)}`,
+              { method: 'DELETE', headers }
+            );
+            if (del.ok) pipelineDeleted += 1;
+          }
+        }
+      }
+
+      const delDoc = await fetch(
+        `${base}/rest/v1/documents?id=eq.${encodeURIComponent(doc.id)}&tenant_id=eq.${encodeURIComponent(ctx.tenantId)}`,
+        { method: 'DELETE', headers }
+      );
+      if (!delDoc.ok) {
+        throw new Error(
+          (await delDoc.text()).slice(0, 300) || 'No se pudo borrar el documento'
+        );
+      }
+
+      return NextResponse.json({
+        ok: true,
+        deleted: true,
+        month,
+        document_id: doc.id,
+        pipeline_deleted: pipelineDeleted,
+        pipeline_unlinked: pipelineUnlinked,
+      });
+    }
+
     return NextResponse.json({ error: 'action desconocida' }, { status: 400 });
   } catch (e) {
     return NextResponse.json(
diff --git a/src/app/dashboard/calendario/page.tsx b/src/app/dashboard/calendario/page.tsx
index 922bb41..d785915 100644
--- a/src/app/dashboard/calendario/page.tsx
+++ b/src/app/dashboard/calendario/page.tsx
@@ -12,6 +12,7 @@ import { Instagram, Linkedin } from 'lucide-react';
 import { PageHeader } from '@/components/ui';
 import CalendarUpload from '@/components/CalendarUpload';
 import CalendarCreator from '@/components/CalendarCreator';
+import DeleteCalendarMonthButton from '@/components/DeleteCalendarMonthButton';
 import {
   mergePipelineIntoPlans,
   type PipelineCalendarRow,
@@ -229,6 +230,9 @@ export default async function CalendarioPage({
               tenantLabel={ctx.label}
               existingMonths={plans.map((p) => p.month).filter(Boolean)}
             />
+            {active.month ? (
+              <DeleteCalendarMonthButton month={active.month} />
+            ) : null}
           </div>
         ) : null}
         <RrssMonthView
diff --git a/src/components/CalendarCreator.tsx b/src/components/CalendarCreator.tsx
index 76e1a5e..a18360f 100644
--- a/src/components/CalendarCreator.tsx
+++ b/src/components/CalendarCreator.tsx
@@ -361,6 +361,46 @@ export default function CalendarCreator({
     }
   }
 
+  async function deleteEntireMonth() {
+    if (!existingMonths.includes(month) && source !== 'existing') {
+      setErr('Este mes aún no está guardado en el portal.');
+      return;
+    }
+    const label = monthLabel(month);
+    if (
+      !confirm(
+        `¿Borrar por completo el calendario de ${label}?\n\nSe elimina el mes del portal y borradores de Pipeline RRSS vinculados.`
+      )
+    ) {
+      return;
+    }
+    const typed = prompt(`Escribe ${month} para confirmar:`);
+    if (typed?.trim() !== month) {
+      setErr('Confirmación cancelada o incorrecta.');
+      return;
+    }
+    setBusy(true);
+    setErr(null);
+    try {
+      const r = await fetch('/api/calendar/month', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ action: 'delete_month', month }),
+      });
+      const j = await r.json();
+      if (!r.ok) throw new Error(j.error || 'No se pudo borrar el mes');
+      setPlan(null);
+      setStep('pick');
+      setOpen(false);
+      router.push('/dashboard/calendario?view=archive');
+      router.refresh();
+    } catch (e) {
+      setErr(e instanceof Error ? e.message : 'Error al borrar');
+    } finally {
+      setBusy(false);
+    }
+  }
+
   const dayPieces = dayZoom ? byDate.get(dayZoom) || [] : [];
 
   return (
@@ -490,6 +530,17 @@ export default function CalendarCreator({
                     >
                       Guardar mes en portal
                     </button>
+                    {existingMonths.includes(month) || source === 'existing' ? (
+                      <button
+                        type="button"
+                        disabled={busy}
+                        onClick={() => void deleteEntireMonth()}
+                        className="inline-flex items-center gap-1.5 rounded-lg border border-red-200 bg-red-50 px-3 py-1.5 text-xs font-semibold text-red-700 hover:bg-red-100 disabled:opacity-60"
+                      >
+                        <Trash2 className="h-3.5 w-3.5" />
+                        Borrar mes completo
+                      </button>
+                    ) : null}
                     <span className="text-[11px] text-gray-500">
                       {plan?.pieces?.length || 0} piezas
                       {keepIds.size ? ` · ${keepIds.size} ✓` : ''}
diff --git a/src/components/DeleteCalendarMonthButton.tsx b/src/components/DeleteCalendarMonthButton.tsx
new file mode 100644
index 0000000..8fb1884
--- /dev/null
+++ b/src/components/DeleteCalendarMonthButton.tsx
@@ -0,0 +1,75 @@
+'use client';
+
+import React, { useState } from 'react';
+import { useRouter } from 'next/navigation';
+import { Loader2, Trash2 } from 'lucide-react';
+import { monthLabel } from '@/lib/calendar-import';
+
+/** Agency-only: wipe an editorial calendar month document (+ draft pipeline links). */
+export default function DeleteCalendarMonthButton({
+  month,
+  compact = false,
+}: {
+  month: string;
+  compact?: boolean;
+}) {
+  const router = useRouter();
+  const [busy, setBusy] = useState(false);
+  const [err, setErr] = useState<string | null>(null);
+
+  async function onDelete() {
+    const label = monthLabel(month);
+    const ok = window.confirm(
+      `¿Borrar por completo el calendario de ${label}?\n\nSe elimina el mes del portal y las piezas de Pipeline RRSS en borrador vinculadas. Las ya publicadas en Meta no se borran de la red (solo se desvinculan).`
+    );
+    if (!ok) return;
+    const typed = window.prompt(
+      `Escribe ${month} para confirmar el borrado definitivo:`
+    );
+    if (typed?.trim() !== month) {
+      setErr('Confirmación cancelada o incorrecta.');
+      return;
+    }
+    setBusy(true);
+    setErr(null);
+    try {
+      const r = await fetch('/api/calendar/month', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ action: 'delete_month', month }),
+      });
+      const j = await r.json();
+      if (!r.ok) throw new Error(j.error || 'No se pudo borrar');
+      router.push('/dashboard/calendario?view=archive');
+      router.refresh();
+    } catch (e) {
+      setErr(e instanceof Error ? e.message : 'Error al borrar');
+    } finally {
+      setBusy(false);
+    }
+  }
+
+  return (
+    <div className="inline-flex flex-col gap-1">
+      <button
+        type="button"
+        disabled={busy}
+        onClick={() => void onDelete()}
+        className={
+          compact
+            ? 'inline-flex items-center gap-1.5 rounded-lg border border-red-200 bg-red-50 px-2.5 py-1.5 text-[11px] font-semibold text-red-700 hover:bg-red-100 disabled:opacity-60'
+            : 'inline-flex items-center gap-2 rounded-xl border border-red-200 bg-red-50 px-4 py-2.5 text-sm font-semibold text-red-700 hover:bg-red-100 disabled:opacity-60'
+        }
+        title={`Borrar calendario ${monthLabel(month)}`}
+      >
+        {busy ? (
+          <Loader2 className={compact ? 'h-3.5 w-3.5 animate-spin' : 'h-4 w-4 animate-spin'} />
+        ) : (
+          <Trash2 className={compact ? 'h-3.5 w-3.5' : 'h-4 w-4'} />
+        )}
+        {compact ? 'Borrar mes' : `Borrar calendario · ${monthLabel(month)}`}
+      </button>
+      {err ? <p className="text-[11px] text-red-600">{err}</p> : null}
+    </div>
+  );
+}
diff --git a/src/components/RrssArchiveYear.tsx b/src/components/RrssArchiveYear.tsx
index e01c72a..b943b87 100644
--- a/src/components/RrssArchiveYear.tsx
+++ b/src/components/RrssArchiveYear.tsx
@@ -3,6 +3,7 @@ import Link from 'next/link';
 import type { RrssMonthPlan, RrssPiece } from '@/components/RrssMonthView';
 import CalendarCreator from '@/components/CalendarCreator';
 import CalendarUpload from '@/components/CalendarUpload';
+import DeleteCalendarMonthButton from '@/components/DeleteCalendarMonthButton';
 
 const MONTH_NAMES = [
   'Enero',
@@ -35,10 +36,12 @@ function MiniMonth({
   year,
   monthIndex,
   plan,
+  canDelete = false,
 }: {
   year: number;
   monthIndex: number; // 0-11
   plan?: RrssMonthPlan;
+  canDelete?: boolean;
 }) {
   const monthKey = `${year}-${String(monthIndex + 1).padStart(2, '0')}`;
   const first = new Date(Date.UTC(year, monthIndex, 1));
@@ -126,12 +129,17 @@ function MiniMonth({
 
   if (live) {
     return (
-      <Link
-        href={`/dashboard/calendario?view=month&month=${monthKey}`}
-        className={className}
-      >
-        {body}
-      </Link>
+      <div className="space-y-2">
+        <Link
+          href={`/dashboard/calendario?view=month&month=${monthKey}`}
+          className={className}
+        >
+          {body}
+        </Link>
+        {canDelete ? (
+          <DeleteCalendarMonthButton month={monthKey} compact />
+        ) : null}
+      </div>
     );
   }
 
@@ -237,6 +245,7 @@ export default function RrssArchiveYear({
               year={year}
               monthIndex={i}
               plan={byMonth.get(key)}
+              canDelete={canUpload}
             />
           );
         })}