Sunnyside weather
At 5:30 PM local time it was cloudy and 9°C (48°F). Little to no rain in the next 24 hours. Best months for weather: Apr–Oct. Sunnyside sits 228 m (748 ft) above sea level, which keeps it cooler than the coast. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Sunnyside, Washington, United States.
Current conditions
- Clouds
- 100%
- Chance of rain
- 1%
- Rain
- 0.0 mm/h
Hourly Forecast
Little to no rain in the next 24 hours
Daily Forecast
Best Time to Visit
Peak season Apr–OctOff season Nov–Feb
About Sunnyside weather
Is it raining in Sunnyside right now?
No. It’s cloudy and 9° right now. Little to no rain in the next 24 hours.
What’s the weather like in Sunnyside this week?
Over the next 7 days, expect highs of 12–19° and lows of -2–11°. Little rain is expected. The driest day looks like Monday.
Has it been raining in Sunnyside lately?
Barely. The past 7 days were mostly dry, with 0.1 mm of rain in total.
What should I pack for Sunnyside?
For the coming week, bring a warm winter coat.
Sunnyside weather by month
When is the best time to visit Sunnyside?
Based on weather alone, the best time to visit Sunnyside is Apr–Oct, according to NASA's 2001–2025 climate averages. Nov–Feb tends to be the least pleasant. Average highs run from 3°C (37°F) in December to 33°C (92°F) in July.
What is the rainiest month in Sunnyside?
December is the wettest month, with about 48 mm (1.9 in) of rain on average. July is the driest, with about 4 mm (0.2 in).
What is the hottest month in Sunnyside?
July is the warmest, with average highs of 33°C (92°F) and lows of 16°C (61°F). December is the coolest, with highs of 3°C (37°F) and lows of -4°C (25°F).
Does Sunnyside have a rainy season?
Not a strong one. No month averages more than 150 mm of rain; the wettest is December at about 48 mm (1.9 in).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months