diff --git a/src/main/java/efub/team4/backend_eweather/domain/calendar/repository/CalendarRepository.java b/src/main/java/efub/team4/backend_eweather/domain/calendar/repository/CalendarRepository.java
index e04de4d..54a8fa7 100644
--- a/src/main/java/efub/team4/backend_eweather/domain/calendar/repository/CalendarRepository.java
+++ b/src/main/java/efub/team4/backend_eweather/domain/calendar/repository/CalendarRepository.java
@@ -1,6 +1,7 @@
 package efub.team4.backend_eweather.domain.calendar.repository;
 
 import efub.team4.backend_eweather.domain.calendar.entity.Calendar;
+import efub.team4.backend_eweather.domain.user.entity.User;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
 
@@ -8,6 +9,6 @@
 import java.util.UUID;
 
 public interface CalendarRepository extends JpaRepository<Calendar, UUID>, JpaSpecificationExecutor<Calendar> {
-    //Optional<Calendar> findByUser_Id(UUID uuid);
     Optional<Calendar> findCalendarByForecastDate(String foreCastDate);
+    Optional<Calendar> findCalendarByForecastDateAndUser_Id(String forCastDate, UUID userId);
 }
diff --git a/src/main/java/efub/team4/backend_eweather/domain/calendar/service/CalendarService.java b/src/main/java/efub/team4/backend_eweather/domain/calendar/service/CalendarService.java
index 0967a24..604b124 100644
--- a/src/main/java/efub/team4/backend_eweather/domain/calendar/service/CalendarService.java
+++ b/src/main/java/efub/team4/backend_eweather/domain/calendar/service/CalendarService.java
@@ -12,6 +12,7 @@
 import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
+import java.util.Optional;
 import java.util.UUID;
 
 @Service
@@ -22,8 +23,10 @@ public class CalendarService {
 
     @Transactional
     public Calendar save(Calendar calendar) {
-        calendarRepository.findCalendarByForecastDate(calendar.getForecastDate())
-                .ifPresent((existedCalendar) -> new CalendarAlreadyExistsException("Calendar is already exists with date=" + calendar.getForecastDate()));
+        Optional<Calendar> existedCalendar = calendarRepository.findCalendarByForecastDateAndUser_Id(calendar.getForecastDate(), calendar.getUser().getId());
+        if (existedCalendar.isPresent()){
+            throw new CalendarAlreadyExistsException("Calendar is already exists with date=" + calendar.getForecastDate());
+        }
         return calendarRepository.save(calendar);
     }
 
diff --git a/src/main/java/efub/team4/backend_eweather/domain/weather/service/OpenWeatherAPI.java b/src/main/java/efub/team4/backend_eweather/domain/weather/service/OpenWeatherAPI.java
index 0b30300..ac36191 100644
--- a/src/main/java/efub/team4/backend_eweather/domain/weather/service/OpenWeatherAPI.java
+++ b/src/main/java/efub/team4/backend_eweather/domain/weather/service/OpenWeatherAPI.java
@@ -37,7 +37,7 @@ public class OpenWeatherAPI {
     @Transactional
     public List<OpenWeatherResponseDto> findWeather() throws IOException, ParseException {
         URL url = buildRequestUrl(); // url 생성성
-        System.out.println(url);  // url 어떻게 되는지 확인
+        //System.out.println(url);  // url 어떻게 되는지 확인
         String stringResult = httpURLConnect(url);
         JSONArray jsonResult = getItems(stringResult);
         return buildResponse(jsonResult);
@@ -47,7 +47,7 @@ public List<OpenWeatherResponseDto> findWeather() throws IOException, ParseExcep
     @Transactional
     public List<ForcastResponseDto> findForcastWeather() throws IOException, ParseException{
         URL url = buildRequestUrl(); // url 생성성
-        System.out.println(url);  // url 어떻게 되는지 확인
+        //System.out.println(url);  // url 어떻게 되는지 확인
         String stringResult = httpURLConnect(url);
         JSONArray jsonResult = getItems(stringResult);
         return buildForcastResponse(jsonResult);
@@ -56,7 +56,7 @@ public List<ForcastResponseDto> findForcastWeather() throws IOException, ParseEx
     @Transactional
     public CurrentWeatherResponseDto findCalendarWeather() throws IOException, ParseException{
         URL url = buildRequestUrl(); // url 생성성
-        System.out.println(url);  // url 어떻게 되는지 확인
+        //System.out.println(url);  // url 어떻게 되는지 확인
         String stringResult = httpURLConnect(url);
         JSONArray jsonResult = getItems(stringResult);
         return buildCurrentData(jsonResult);
@@ -65,7 +65,7 @@ public CurrentWeatherResponseDto findCalendarWeather() throws IOException, Parse
     @Transactional
     public CurrentWeatherResponseDto findCurrentWeather() throws IOException, ParseException{
         URL url = buildRequestUrl(); // url 생성성
-        System.out.println(url);  // url 어떻게 되는지 확인
+        //System.out.println(url);  // url 어떻게 되는지 확인
         String stringResult = httpURLConnect(url);
         JSONArray jsonResult = getItems(stringResult);
         return buildCurrentData(jsonResult);
@@ -74,7 +74,7 @@ public CurrentWeatherResponseDto findCurrentWeather() throws IOException, ParseE
     @Transactional
     public WeatherResponseDto findTemperature() throws IOException, ParseException {
         URL url = buildRequestUrl(); // url 생성성
-        System.out.println(url);  // url 어떻게 되는지 확인
+        //System.out.println(url);  // url 어떻게 되는지 확인
         String stringResult = httpURLConnect(url);
         JSONArray jsonResult = getItems(stringResult);
         return builldWeatherResponse(jsonResult, "TMP");
@@ -83,7 +83,7 @@ public WeatherResponseDto findTemperature() throws IOException, ParseException {
     @Transactional
     public WeatherResponseDto findSkyCode() throws IOException, ParseException{
         URL url = buildRequestUrl(); // url 생성성
-        System.out.println(url);  // url 어떻게 되는지 확인
+        //System.out.println(url);  // url 어떻게 되는지 확인
         String stringResult = httpURLConnect(url);
         JSONArray jsonResult = getItems(stringResult);
         return builldWeatherResponse(jsonResult, "SKY");
@@ -92,7 +92,7 @@ public WeatherResponseDto findSkyCode() throws IOException, ParseException{
     @Transactional
     public WeatherResponseDto findPrecipitation() throws IOException, ParseException{
         URL url = buildRequestUrl(); // url 생성성
-        System.out.println(url);  // url 어떻게 되는지 확인
+        //System.out.println(url);  // url 어떻게 되는지 확인
         String stringResult = httpURLConnect(url);
         JSONArray jsonResult = getItems(stringResult);
         return builldWeatherResponse(jsonResult, "POP");
@@ -100,7 +100,7 @@ public WeatherResponseDto findPrecipitation() throws IOException, ParseException
 
     public BearResponseDto findBearInfo() throws IOException, ParseException{
         URL url = buildRequestUrl(); // url 생성성
-        System.out.println(url);  // url 어떻게 되는지 확인
+        //System.out.println(url);  // url 어떻게 되는지 확인
         String stringResult = httpURLConnect(url);
         JSONArray jsonResult = getItems(stringResult);
         return buildBearResponse(jsonResult);
@@ -110,14 +110,14 @@ public URL buildRequestUrl() throws IOException {
         StringBuilder sb = new StringBuilder(BASE_URL);
         String baseDate = getCurrentDate();
         String baseTime = getBaseTime();
-        System.out.println(baseDate + " " + baseTime);
+        //System.out.println(baseDate + " " + baseTime);
         if(Objects.equals(baseTime, "2300")){
             Date dDate = new Date();
             dDate = new Date(dDate.getTime()+(1000*60*60*24*-1));
             SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");
             baseDate = sdf.format(dDate);
         }
-        System.out.println(baseDate + " " + baseTime);
+        //System.out.println(baseDate + " " + baseTime);
         sb.append("?").append(URLEncoder.encode("serviceKey", "UTF-8")).append("=").append(serviceKey);
         sb.append("&").append(URLEncoder.encode("pageNo", "UTF-8")).append("=").append(URLEncoder.encode(pageNo, "UTF-8"));
         sb.append("&").append(URLEncoder.encode("numOfRows", "UTF-8")).append("=").append(URLEncoder.encode(numOfRows, "UTF-8")); /* 한 페이지 결과 수 */
@@ -135,7 +135,7 @@ public String httpURLConnect(URL url) throws IOException{
         HttpURLConnection conn = (HttpURLConnection) url.openConnection();
         conn.setRequestMethod("GET");
         conn.setRequestProperty("Content-type", "application/json");
-        System.out.println("Response code: " + conn.getResponseCode());
+        //System.out.println("Response code: " + conn.getResponseCode());
 
         BufferedReader rd;
 
@@ -425,7 +425,7 @@ public String getBaseTime(){
         DateFormat simpleDateFormat = new SimpleDateFormat("k");
         Date currentHour = new Date();
         String ApiTime = simpleDateFormat.format(currentHour);
-        System.out.println(ApiTime);
+        //System.out.println(ApiTime);
         return switch (ApiTime) {
             case "24", "1", "2" -> "2300";
             case "3", "4", "5" -> "0200";
diff --git a/src/main/java/efub/team4/backend_eweather/global/outh/filter/TokenAuthenticationFilter.java b/src/main/java/efub/team4/backend_eweather/global/outh/filter/TokenAuthenticationFilter.java
index 15cb9b2..51ecee3 100644
--- a/src/main/java/efub/team4/backend_eweather/global/outh/filter/TokenAuthenticationFilter.java
+++ b/src/main/java/efub/team4/backend_eweather/global/outh/filter/TokenAuthenticationFilter.java
@@ -50,8 +50,6 @@ protected void doFilterInternal(
             authenticationToken.setDetails(new WebAuthenticationDetailsSource().buildDetails(request));
 
             SecurityContextHolder.getContext().setAuthentication(authenticationToken);
-            //Authentication authentication = tokenProvider.getAuthentication(token);
-            //SecurityContextHolder.getContext().setAuthentication(authentication);
         }
 
         filterChain.doFilter(request, response);