MyFirstMAUI/MyFirstMauiApp/WeatherClient/MainPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:cvt="clr-namespace:WeatherClient.Converters"
             xmlns:vm="clr-namespace:WeatherClient.ViewModels"
             x:Class="WeatherClient.MainPage">
    <ContentPage.BindingContext>
        <vm:WeatherViewModel/>
    </ContentPage.BindingContext>
    
    <ContentPage.Resources>
        <cvt:WeatherConditionToImageConverter x:Key="WeatherToImage"/>
    </ContentPage.Resources>

    <Grid RowDefinitions="Auto,Auto,*,Auto" Margin="5">
        <VerticalStackLayout>
            <Label Text="Welcome to the weather app! Press the 'Refresh' button to get the latest forecast. Remember to provide an address for the forecast!" />
            <Rectangle BackgroundColor="Black" HeightRequest="4" Margin="2,10" />
            <HorizontalStackLayout>
                <Label Text="Postal Code:" VerticalOptions="Center" Margin="0,0,20,0" />
                <Entry x:Name="txtPostalCode" WidthRequest="100" Margin="0,0,20,0" />
                <Button x:Name="btnRefresh" Text="Refresh" Grid.Row="3" Clicked="btnRefresh_Clicked" />
                <ActivityIndicator x:Name="actIsBusy" Margin="5,0,0,0" />
            </HorizontalStackLayout>
            <Rectangle BackgroundColor="Black" HeightRequest="4" Margin="2,10" />
            <Grid Grid.Row="2" RowDefinitions="Auto, Auto, Auto, Auto, Auto" ColumnDefinitions="Auto, Auto" Margin="0,5,0,0">
                <Label Grid.Row="0" Grid.Column="0" Text="Condition" VerticalOptions="Center" />
                <Image Grid.Row="0" Grid.Column="1" HeightRequest="25" WidthRequest="25" Source="{Binding WeatherData.Condition, Converter={StaticResource WeatherToImage}}" HorizontalOptions="Start" />
                <Label Grid.Row="1" Grid.Column="0" Text="Temperature" Margin="0,0,20,0" />
                <Label Grid.Row="1" Grid.Column="1" Text="{Binding WeatherData.Condition}" />
                <Label Grid.Row="2" Grid.Column="0" Text="Humidity" Margin="0,0,20,0" />
                <Label Grid.Row="2" Grid.Column="1" Text="{Binding WeatherData.Humidity}" />
                <Label Grid.Row="3" Grid.Column="0" Text="Precipitation" Margin="0,0,20,0" />
                <Label Grid.Row="3" Grid.Column="1" Text="{Binding WeatherData.Humidity}" />
                <Label Grid.Row="4" Grid.Column="0" Text="Wind" Margin="0,0,20,0" />
                <Label Grid.Row="4" Grid.Column="1" Text="{Binding WeatherData.Wind}" />
            </Grid>
        </VerticalStackLayout>
    </Grid>

</ContentPage>