diff --git a/static/js/weather-chart.js b/static/js/weather-chart.js
index 7392506..290c16e 100644
--- a/static/js/weather-chart.js
+++ b/static/js/weather-chart.js
@@ -108,7 +108,6 @@ const WeatherChart = {
                     yAxisID: 'y-temperature',
                     tension: 0.4,
                     spanGaps: false,
-                    hidden: false
                 },
                 {
                     label: '湿度 (%) - 预报',