Presskopp

If you use WPML, you can do like this:

Even without WPML, you can still copy the code for spanish and german translation.

Feel free to modify

if (ICL_LANGUAGE_CODE == 'es') {

					if ( $label == 'Sunday' ) { $label = 'Domingo'; }
					 else if ( $label == 'Monday' ) { $label = 'Lunes'; }
					 else if ( $label == 'Tuesday' ) { $label = 'Martes'; }
					 else if ( $label == 'Wednesday' ) { $label = 'Miércoles'; }
					 else if ( $label == 'Thursday' ) { $label = 'Jueves'; }
					 else if ( $label == 'Friday' ) { $label = 'Viernes'; }
					 else if ( $label == 'Saturday' ) { $label = 'Sábado'; }

					if ( $conditions == 'Clear' ) { $conditions = 'Despejado'; }
					 else if ( $conditions == 'Chance of Snow' ) { $conditions = 'Probabilidad de Nieve'; }
					 else if ( $conditions == 'Chance of Rain' ) { $conditions = 'Probabilidad de Lluvia'; }
					 else if ( $conditions == 'Chance of Freezing Rain' ) { $conditions = 'Probabilidad de Lluvia helada'; }
					 else if ( $conditions == 'Chance of Sleet' ) { $conditions = 'Probabilidad de AguaNieve'; }
					 else if ( $conditions == 'Chance of a Thunderstorm' ) { $conditions = 'Probabilidad de Tormenta'; }
					 else if ( $conditions == 'Chance of Thunderstorms' ) { $conditions = 'Probabilidad de Tormentas'; }
					 else if ( $conditions == 'Cloudy' ) { $conditions = 'Nublado'; }
					 else if ( $conditions == 'Flurries' ) { $conditions = 'Nieve suave'; }
					 else if ( $conditions == 'Fog' ) { $conditions = 'Niebla'; }
					 else if ( $conditions == 'Freezing Rain' ) { $conditions = 'Lluvia helada'; }
					 else if ( $conditions == 'Haze' ) { $conditions = 'Neblina'; }
					 else if ( $conditions == 'Mostly Cloudy' ) { $conditions = 'Mayormente nublado'; }
					 else if ( $conditions == 'Mostly Sunny' ) { $conditions = 'Mayormente Soleado'; }
					 else if ( $conditions == 'Overcast' ) { $conditions = 'Nublado con poca visibilidad'; }
					 else if ( $conditions == 'Partly Cloudy' ) { $conditions = 'Parcialmente nublado'; }
					 else if ( $conditions == 'Partly Sunny' ) { $conditions = 'Parcialmente Soleado'; }
					 else if ( $conditions == 'Rain' ) { $conditions = 'Lluvia'; }
					 else if ( $conditions == 'Scattered Clouds' ) { $conditions = 'Nubes Dispersas'; }
					 else if ( $conditions == 'Sleet' ) { $conditions = 'Aguanieve'; }
					 else if ( $conditions == 'Snow' ) { $conditions = 'Nieve'; }
					 else if ( $conditions == 'Sunny' ) { $conditions = 'Soleado'; }
					 else if ( $conditions == 'Thunderstorms' ) { $conditions = 'Tormentas Eléctricas'; }
					 else if ( $conditions == 'Thunderstorm' ) { $conditions = 'Tormenta Eléctrica'; }
					 else if ( $conditions == 'Unknown' ) { $conditions = 'Desconocido'; }

					}

					 else if (ICL_LANGUAGE_CODE == 'de') {
					if ( $label == 'Sunday' ) { $label = 'Sonntag'; }
					 else if ( $label == 'Monday' ) { $label = 'Montag'; }
					 else if ( $label == 'Tuesday' ) { $label = 'Dienstag'; }
					 else if ( $label == 'Wednesday' ) { $label = 'Mittwoch'; }
					 else if ( $label == 'Thursday' ) { $label = 'Donnerstag'; }
					 else if ( $label == 'Friday' ) { $label = 'Freitag'; }
					 else if ( $label == 'Saturday' ) { $label = 'Samstag'; }

					if ( $conditions == 'Clear' ) { $conditions = 'Klar'; }
					 else if ( $conditions == 'Chance of Snow' ) { $conditions = 'Möglicherweise Schnee'; }
					 else if ( $conditions == 'Chance of Rain' ) { $conditions = 'Möglicherweise Regen'; }
					 else if ( $conditions == 'Chance of Freezing Rain' ) { $conditions = 'Möglicherweise Hagel'; }
					 else if ( $conditions == 'Chance of Sleet' ) { $conditions = 'Möglicherweise Schnee'; }
					 else if ( $conditions == 'Chance of a Thunderstorm' ) { $conditions = 'Möglicherweise einzelne Gewitter'; }
					 else if ( $conditions == 'Chance of Thunderstorms' ) { $conditions = 'Möglicherweise Gewitter'; }
					 else if ( $conditions == 'Cloudy' ) { $conditions = 'Wolkig'; }
					 else if ( $conditions == 'Flurries' ) { $conditions = 'Böen'; }
					 else if ( $conditions == 'Fog' ) { $conditions = 'Nebel'; }
					 else if ( $conditions == 'Freezing Rain' ) { $conditions = 'Hagel'; }
					 else if ( $conditions == 'Haze' ) { $conditions = 'Dunst'; }
					 else if ( $conditions == 'Mostly Cloudy' ) { $conditions = 'Größtenteils wolkig'; }
					 else if ( $conditions == 'Mostly Sunny' ) { $conditions = 'Größtenteils sonnig'; }
					 else if ( $conditions == 'Overcast' ) { $conditions = 'Wolkenverhangen'; }
					 else if ( $conditions == 'Partly Cloudy' ) { $conditions = 'Teilweise wolkig'; }
					 else if ( $conditions == 'Partly Sunny' ) { $conditions = 'Teilweise sonnig'; }
					 else if ( $conditions == 'Rain' ) { $conditions = 'Regen'; }
					 else if ( $conditions == 'Scattered Clouds' ) { $conditions = 'Vereinzelt wolkig'; }
					 else if ( $conditions == 'Sleet' ) { $conditions = 'Schneeregen'; }
					 else if ( $conditions == 'Snow' ) { $conditions = 'Schnee'; }
					 else if ( $conditions == 'Sunny' ) { $conditions = 'Sonnig'; }
					 else if ( $conditions == 'Thunderstorms' ) { $conditions = 'Gewitter'; }
					 else if ( $conditions == 'Thunderstorm' ) { $conditions = 'einzelne Gewitter'; }
					 else if ( $conditions == 'Unknown' ) { $conditions = 'unbekannt'; }
					 }

Seems qTranslate is dead. Even the related forums are not frequented. That’s when one guy is doing a software 🙁