WP User Level Timezone

Provides a [localize_time] shortcode, which displays times in the user's local timezone.

Live clock for the WordPress admin bar with multi-calendar, per-user timezone, and optional analog & floating modes.

Softech wp clock display a Time zone clock on your page/post set to your city's timezone. Choice of clocks, colors and sizes.

Embed beautiful, customizable clock widgets from Time.now on your WordPress site — text, word, digital, and analog clocks.

This plugin shows the server local current date time & timezone in the upper right of your admin screen on every page.

GI Weather Plugin is a simple tool that help you to obtain current weather data for any city in the world.