op">(</span><span class="fu">tidyhydat</span><span class="fu">::</span><span class="fu"><a href="https://docs.ropensci.org/tidyhydat/reference/hy_test_db.html" class="external-link">hy_downloaded_db</a></span><span class="op">(</span><span class="op">)</span><span class="op">)</span><span class="op">)</span> <span class="op">{</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># Plot monthly means</span></span></span>
<span class="r-in"><span><span class="