diff --git a/src/applications/calendar/query/PhabricatorCalendarEventQuery.php b/src/applications/calendar/query/PhabricatorCalendarEventQuery.php
--- a/src/applications/calendar/query/PhabricatorCalendarEventQuery.php
+++ b/src/applications/calendar/query/PhabricatorCalendarEventQuery.php
@@ -180,9 +180,22 @@
 
 
   protected function willFilterPage(array $events) {
-    $phids = array();
+    $filtered_events = array();
 
     foreach ($events as $event) {
+      $event_start = $event->getDateFrom();
+      $event_end = $event->getDateTo();
+
+      if ($event_start <= $this->rangeEnd &&
+        $event_end >= $this->rangeBegin) {
+        $filtered_events[] = $event;
+      }
+      $filtered_events = array_values(msort($filtered_events, 'getDateFrom'));
+    }
+
+    $phids = array();
+
+    foreach ($filtered_events as $event) {
       $phids[] = $event->getPHID();
     }
 
@@ -192,12 +205,12 @@
       ->execute();
     $invitees = mgroup($invitees, 'getEventPHID');
 
-    foreach ($events as $event) {
+    foreach ($filtered_events as $event) {
       $event_invitees = idx($invitees, $event->getPHID(), array());
       $event->attachInvitees($event_invitees);
     }
 
-    return $events;
+    return $filtered_events;
   }
 
 }