Display weather on WordPress site using Weather Map API and Wordpress Transients API

WP weather

/**
 * Place these functions in functions.php of your WordPress theme. Then call them anywhere on your site.
 *
 * Be sure to replace the API Key, you can get this free from: https://openweathermap.org/api 
 *
 * Transients are stored in the DB in the wp_options table. More info about transients: https://codex.wordpress.org/Transients_API
 *
 *
 * Get the current weather conditions for Zip Code 40391 using the Open Weather Map API.
 */
function show_weather() {

	// Do we have this information in our transients already?
	$transient = get_transient( 'show_weather');
	// Yep!  Just return it and we're done.
	if( ! empty( $transient )){
		
		echo $transient;
	}
	// Nope!  We gotta make a call to the API.
	else {
		$url = 'http://api.openweathermap.org/data/2.5/weather?zip=40391,us&units=imperial&APPID= ## API KEY HERE ## ';

		$response = wp_remote_get( $url  );

		// Take the JSON and select the weather icon info. Pull the image from Open Weather Map using the icon info as the filename. 
		if( is_array($response) ) {
			$body = $response['body']; // use the content
			$resp = json_decode($body);
			$weather = $resp->weather[0]->icon;
			$icon = '<img src="http://openweathermap.org/img/w/' . $weather . '.png">';

		}
		// Save the API response so we don't have to call again for 60 seconds. API limits to 60 calls per minute.
		set_transient( 'show_weather', $icon, MINUTE_IN_SECONDS );
	}
	// Return the icon.  The function will return here the first time it is run, and then once again, each time the transient expires.
	echo $icon;
	 
}

/**
 * Get the current temperature for Zip Code 40391 using the Open Weather Map API.
 */
function show_temp() {
	// Do we have this information in our transients already?
	$transient = get_transient( 'show_temp');
	
	// Yep!  Just return it and we're done.
	if( ! empty( $transient )){
		echo $transient;
	}
	// Nope!  We gotta make a call to the API.
	else {
		$url = 'http://api.openweathermap.org/data/2.5/weather?zip=40391,us&units=imperial&APPID= ## API KEY HERE ## ';

		$response = wp_remote_get( $url  );
		// Take the JSON and select the temperature info. Round the temperature up or down.
		if( is_array($response) ) {
			$body = $response['body']; // use the content
			$resp = json_decode($body);
			$basetemp = $resp->main->temp;
			$temp = round($basetemp);
		}
		// Save the API response so we don't have to call again for 60 seconds. API limits to 60 calls per minute.
		set_transient( 'show_temp', $temp, MINUTE_IN_SECONDS );
	}
	// Return the temperature.  The function will return here the first time it is run, and then once again, each time the transient expires.
	echo $temp;
	 
}