diff --git a/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/client/WeatherApiClient.kt b/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/client/WeatherApiClient.kt
index 1b078fa..c180c4e 100644
--- a/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/client/WeatherApiClient.kt
+++ b/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/client/WeatherApiClient.kt
@@ -72,7 +72,7 @@ class WeatherApiClient(
     fun fetchLandForecast(
         regionId: String,
         baseTime: String,
-    ): PrecipitationData? {
+    ): LandForecastData? {
         val url = "$apiUrl/getMidLandFcst?serviceKey=$serviceKey&numOfRows=10&pageNo=1&regId=$regionId&tmFc=$baseTime&dataType=JSON"
 
         println("🌧️ 중기육상예보조회 API 호출: $url")
@@ -82,10 +82,10 @@ class WeatherApiClient(
             val jsonResponse = restTemplate.getForObject(url, Map::class.java) as? Map<String, Any>
             println("📡 중기육상예보 JSON 응답 수신")
 
-            jsonResponse?.let { dataParser.parsePrecipitationDataFromJson(it) } ?: PrecipitationData()
+            jsonResponse?.let { dataParser.parsePrecipitationDataFromJson(it) } ?: LandForecastData()
         } catch (e: Exception) {
             println("❌ 중기육상예보조회 JSON API 오류: ${e.message}")
-            PrecipitationData()
+            LandForecastData()
         }
     }
 }
diff --git a/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/client/parser/DataParser.kt b/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/client/parser/DataParser.kt
index 7ca68fe..cc61599 100644
--- a/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/client/parser/DataParser.kt
+++ b/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/client/parser/DataParser.kt
@@ -1,5 +1,7 @@
 package com.back.koreaTravelGuide.domain.ai.weather.client.parser
 
+import com.back.koreaTravelGuide.domain.ai.weather.dto.LandForecastData
+import com.back.koreaTravelGuide.domain.ai.weather.dto.LandForecastInfo
 import com.back.koreaTravelGuide.domain.ai.weather.dto.TemperatureData
 import com.back.koreaTravelGuide.domain.ai.weather.dto.TemperatureInfo
 import org.springframework.stereotype.Component
@@ -36,7 +38,7 @@ class DataParser {
 
     // 기온 데이터 JSON 파싱
     fun parseTemperatureDataFromJson(jsonResponse: Map<String, Any>): TemperatureData {
-        val TemperatureData = TemperatureData()
+        val temperatureData = TemperatureData()
 
         for (day in 4..10) {
             val minTemp = (extractJsonValue(jsonResponse, "response.body.items.item[0].taMin$day") as? Number)?.toInt()
@@ -55,16 +57,16 @@ class DataParser {
                         maxTempRange = if (maxTempLow != null && maxTempHigh != null) "$maxTempLow~$maxTempHigh℃" else null,
                     )
 
-                TemperatureData.setDay(day, tempInfo)
+                temperatureData.setDay(day, tempInfo)
             }
         }
 
-        return TemperatureData
+        return temperatureData
     }
 
     // 강수 확률 데이터 JSON 파싱
-    fun parsePrecipitationDataFromJson(jsonResponse: Map<String, Any>): PrecipitationData {
-        val precipitationData = PrecipitationData()
+    fun parsePrecipitationDataFromJson(jsonResponse: Map<String, Any>): LandForecastData {
+        val landForecastData = LandForecastData()
 
         for (day in 4..10) {
             if (day <= 7) {
@@ -76,14 +78,14 @@ class DataParser {
 
                 if (amRain != null || pmRain != null || !amWeather.isNullOrBlank() || !pmWeather.isNullOrBlank()) {
                     val precipInfo =
-                        PrecipitationInfo(
+                        LandForecastInfo(
                             amRainPercent = amRain,
                             pmRainPercent = pmRain,
                             amWeather = amWeather,
                             pmWeather = pmWeather,
                         )
 
-                    precipitationData.setDay(day, precipInfo)
+                    landForecastData.setDay(day, precipInfo)
                 }
             } else {
                 // 8~10일: 통합 (오전/오후 구분 없음)
@@ -92,18 +94,18 @@ class DataParser {
 
                 if (rainPercent != null || !weather.isNullOrBlank()) {
                     val precipInfo =
-                        PrecipitationInfo(
+                        LandForecastInfo(
                             amRainPercent = rainPercent,
                             pmRainPercent = null,
                             amWeather = weather,
                             pmWeather = null,
                         )
 
-                    precipitationData.setDay(day, precipInfo)
+                    landForecastData.setDay(day, precipInfo)
                 }
             }
         }
 
-        return precipitationData
+        return landForecastData
     }
 }
diff --git a/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/dto/LandForecastData.kt b/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/dto/LandForecastData.kt
index fc2bb78..c445dd0 100644
--- a/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/dto/LandForecastData.kt
+++ b/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/dto/LandForecastData.kt
@@ -1,3 +1,51 @@
 package com.back.koreaTravelGuide.domain.ai.weather.dto
 
-data class LandForecastData()
+@Suppress("unused") // JSON 직렬화를 위해 필요
+class LandForecastData(
+    private val days: MutableMap<Int, LandForecastInfo?> = mutableMapOf(),
+) {
+    fun setDay(
+        day: Int,
+        info: LandForecastInfo?,
+    ) {
+        days[day] = info
+    }
+
+    fun getDay(day: Int): LandForecastInfo? = days[day]
+
+    var day4: LandForecastInfo? get() = days[4]
+        set(value) {
+            days[4] = value
+        }
+    var day5: LandForecastInfo? get() = days[5]
+        set(value) {
+            days[5] = value
+        }
+    var day6: LandForecastInfo? get() = days[6]
+        set(value) {
+            days[6] = value
+        }
+    var day7: LandForecastInfo? get() = days[7]
+        set(value) {
+            days[7] = value
+        }
+    var day8: LandForecastInfo? get() = days[8]
+        set(value) {
+            days[8] = value
+        }
+    var day9: LandForecastInfo? get() = days[9]
+        set(value) {
+            days[9] = value
+        }
+    var day10: LandForecastInfo? get() = days[10]
+        set(value) {
+            days[10] = value
+        }
+}
+
+data class LandForecastInfo(
+    val amRainPercent: Int?,
+    val pmRainPercent: Int?,
+    val amWeather: String?,
+    val pmWeather: String?,
+)
diff --git a/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/dto/TemperatureData.kt b/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/dto/TemperatureData.kt
index 56a96c9..3b1531b 100644
--- a/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/dto/TemperatureData.kt
+++ b/src/main/kotlin/com/back/koreaTravelGuide/domain/ai/weather/dto/TemperatureData.kt
@@ -1,48 +1,48 @@
 package com.back.koreaTravelGuide.domain.ai.weather.dto
 
-import kotlin.text.set
-
 // TODO: 날씨 내부 데이터 구조 - 기상청 API 응답 데이터 매핑용 내부 클래스들
 @Suppress("unused") // JSON 직렬화를 위해 필요
-data class TemperatureData(
+class TemperatureData(
     private val days: MutableMap<Int, TemperatureInfo?> = mutableMapOf(),
 ) {
     fun setDay(
         day: Int,
         info: TemperatureInfo?,
     ) {
-        days[day] set info
+        days[day] = info
     }
 
     fun getDay(day: Int): TemperatureInfo? = days[day]
 
-    var day4: TemperatureInfo? get() = days[4]
+    var day4: TemperatureInfo?
+        get() = days[4]
         set(value) {
-            days[4] set value
+            days[4] = value
         }
+
     var day5: TemperatureInfo? get() = days[5]
         set(value) {
-            days[5] set value
+            days[5] = value
         }
     var day6: TemperatureInfo? get() = days[6]
         set(value) {
-            days[6] set value
+            days[6] = value
         }
     var day7: TemperatureInfo? get() = days[7]
         set(value) {
-            days[7] set value
+            days[7] = value
         }
     var day8: TemperatureInfo? get() = days[8]
         set(value) {
-            days[8] set value
+            days[8] = value
         }
     var day9: TemperatureInfo? get() = days[9]
         set(value) {
-            days[9] set value
+            days[9] = value
         }
     var day10: TemperatureInfo? get() = days[10]
         set(value) {
-            days[10] set value
+            days[10] = value
         }
 }