Sunnyside, CA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Sunnyside, CA in one place.
Sunny, with a high near 84. Northwest wind 0 to 5 mph.
Local Weather Overview
This forecast page for Sunnyside, CA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 12, 2026 10:35 AM PDT.
The active forecast window currently covers Oct 15 to Oct 18, 2026 for Sunnyside, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 18, 2026
- Latest sync
- Oct 12, 2026 10:35 AM PDT
- Forecast office
- HNX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sunnyside
Saturday looks like the warmest upcoming period in Sunnyside at 89 degrees F.
Thursday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Thursday at about 0 to 5 mph NW.
The forecast from Oct 15 through Oct 18 stays mostly dry.
Forecast Details
- Last updated
- Oct 12, 2026 10:35 AM PDT
- Coverage
- 5 days
- Time zone
- America/Los_Angeles
- Forecast office
- HNX
- Radar station
- KHNX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 55. North northeast wind 0 to 5 mph.
Sunny, with a high near 87. Southeast wind 0 to 5 mph.
Clear, with a low around 59. North northeast wind 0 to 5 mph.
Sunny, with a high near 89. South wind 0 to 5 mph.
Clear, with a low around 59. North northeast wind 0 to 5 mph.
Sunny, with a high near 88. Southeast wind 0 to 5 mph.
Clear, with a low around 58. North northwest wind 0 to 5 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Oct 15
|
Sunny
|
84°F |
0 to 5 mph
NW
|
|
Thursday Night
Oct 15
|
Clear
|
55°F |
0 to 5 mph
NNE
|
|
Friday
Oct 16
|
Sunny
|
87°F |
0 to 5 mph
SE
|
|
Friday Night
Oct 16
|
Clear
|
59°F |
0 to 5 mph
NNE
|
|
Saturday
Oct 17
|
Sunny
|
89°F |
0 to 5 mph
S
|
|
Saturday Night
Oct 17
|
Clear
|
59°F |
0 to 5 mph
NNE
|
|
Sunday
Oct 18
|
Sunny
|
88°F |
0 to 5 mph
SE
|
|
Sunday Night
Oct 18
|
Clear
|
58°F |
0 to 5 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sunnyside.