Yakima (WA) Temperature by Month
Yakima in Washington State, United States of America sees significant seasonal temperature differences, with daytime highs between 3°C (37°F) in December and 32°C (90°F) in July, averaging 18°C (64°F) annually. Explore the full monthly breakdown below.
Yakima Monthly Temperatures
The climate in Yakima is dynamic, ranging widely from chilly in winter to very warm in summer. Nights are significantly colder, with lows dropping from 14°C (57°F) in July to -6°C (21°F) in December.
The chart below illustrates the average maximum day and minimum night temperatures in Yakima by month:
Temperatures tend to bottom out between 4 AM and 6 AM, then climb to their daily peak around 3 PM.
The chart below shows the average temperature throughout the year:
Temperature: Yakima vs the United States of America
The map below shows the annual temperature across the United States of America. You can also select individual months if you want to compare a specific time of year.
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Yakima vs World: Temperature Compared
Yakima's average annual maximum temperature is 18°C (64°F). To put that in context, here's how it compares to a few well-known destinations:
Barcelona, Spain has an annual average of around 21°C (70°F), with warm summers and mild, fairly short winters.
On the cooler end, Oslo, Norway averages just 10°C (50°F) annually, with pleasant summers but long, cold winters.
Buenos Aires, Argentina averages 23°C (73°F) a year, with hot summers and mild winters — and seasons reversed compared to Europe.
Perth, Australia averages 25°C (77°F) annually, with a classic Mediterranean climate — hot dry summers and mild wet winters.
Climate temperature data is typically calculated as a 30-year average. This smooths out year-to-year variability and gives a more reliable picture of what a place is actually like, rather than what happened in any single unusual year.
The readings come from a range of sources — land-based weather stations, ocean buoys, ships, and satellites. That data is collected by weather services around the world, then pooled, quality-checked, and averaged to produce the climate records you see here.
Seasonal temperature shifts influence more than just how warm it feels — they also drive changes in rainfall, cloud cover, and wind patterns throughout the year.
Warmer air holds more moisture, which tends to mean heavier or more frequent rain during the warmer months. When temperatures drop in winter, any precipitation that does fall is more likely to come as snow or sleet, though in Yakima this rarely lasts long on the ground.
For more on Yakima's weather — including monthly rainfall, sunshine hours, and humidity — visit our Yakima climate page.
