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"""
Seattle Weather Heatmap
-----------------------
This example shows the 2010 daily high temperature (F) in Seattle, WA.
"""
# category: case studies
import altair as alt
from vega_datasets import data
# Since the data is more than 5,000 rows we'll import it from a URL
source = data.seattle_temps.url
alt.Chart(
source,
title="2010 Daily High Temperature (F) in Seattle, WA"
).mark_rect().encode(
x='date(date):O',
y='month(date):O',
color=alt.Color('max(temp):Q', scale=alt.Scale(scheme="inferno")),
tooltip=[
alt.Tooltip('monthdate(date):T', title='Date'),
alt.Tooltip('max(temp):Q', title='Max Temp')
]
).properties(width=550)
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