gistfile1.php

<?php
/**
 * Outputs the current weather conditions
 */
function ocj_weather() {
	$conditions = get_transient( 'current_weather' );
  
	if ( false === $conditions ) {
		$key = '771f294942a9ba11';
		$current = 'http://api.wunderground.com/api/' . $key . '/conditions/q/OH/Columbus.json';
	
		$response = wp_remote_request( $current );
		if ( ! is_wp_error( $response ) ) {
			$response = wp_remote_retrieve_body( $response );
			$response = json_decode( $response );
			
			$conditions = $response->current_observation;
			
			set_transient( 'current_weather', $conditions, 60 * 60 );
		}
	}
	
	if ( false !== $conditions ) {
		echo '<img class"weather_icon" src="' . $conditions->icon_url . '" /> ' . $conditions->temp_f . '&deg;';
	}
}