美國時區轉換

使用方法

1. 1
   填寫各項

   輸入數字或選擇所需選項。

2. 2
   檢視結果

   更改任何值時，答案會立即更新。

3. 3
   使用結果

   複製結果或記下來。不會向任何地方傳送任何內容。

About this tool

Choose a time and the zone it is in. The table shows the same moment in every US time zone, UTC and London for today, with daylight saving time applied where it is in force.

The US zones

The contiguous United States has four time zones: Eastern, Central, Mountain and Pacific. Alaska and Hawaii have their own. Most of the country changes clocks for daylight saving time between March and November, but Arizona (except Navajo Nation) and Hawaii do not.

Example

9:00 AM Eastern is 8:00 AM Central, 7:00 AM Mountain and 6:00 AM Pacific.

Tips

When scheduling across zones, state the zone name or use UTC. Daylight saving time changes the gap with London for a few weeks in spring and autumn when the two countries switch on different dates.

計算示例

With the boxes at their starting values (Time (24 hour): 09:00; This time is in: Eastern), the tool shows: place, localTime; Eastern | Thu, 09:00 EDT; Central | Thu, 08:00 CDT; Mountain | Thu, 07:00 MDT. Change any box to see your own numbers. The result updates as you type, and nothing leaves your browser.

獲得最佳結果的提示

在相信結果之前先檢查每一個輸入項，因為一個錯誤的數字就會改變整個答案。請使用工資單、賬單、證書或合同上的準確數字，並記下計算日期。稅率、門檻和規則會不時變化，因此對於稅費和法律事務，請將結果視為估算，並與本頁註明的官方來源核對。您可以嘗試任意多個方案；不會儲存或傳送任何內容，重新整理頁面會清空輸入。