🇺🇸 Weather in Garden Grove
Map Overlays:
Hourly Forecast for Garden Grove
16:00
31°
2%
17:00
28°
2%
18:00
28°
3%
19:00
26°
3%
20:00
25°
3%
21:00
24°
5%
22:00
23°
7%
23:00
24°
9%
00:00
23°
11%
01:00
23°
13%
02:00
23°
15%
03:00
23°
19%
04:00
22°
21%
05:00
22°
21%
06:00
22°
18%
07:00
22°
19%
08:00
23°
19%
09:00
23°
14%
10:00
24°
8%
11:00
25°
5%
12:00
26°
4%
13:00
27°
4%
14:00
27°
3%
15:00
27°
3%
14-Day Forecast for Garden Grove
2026-07-21
Sunny
32° /
20°
2026-07-22
Sunny
27° /
22°
2026-07-23
Sunny
31° /
22°
2026-07-24
Sunny
30° /
23°
2026-07-25
Sunny
30° /
23°
2026-07-26
Sunny
30° /
23°
2026-07-27
Sunny
28° /
23°
Additional Forecasts for Garden Grove
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 100.0 μg/m³
O₃ (Ozone) 87.0 μg/m³
NO₂ (Nitrogen Dioxide) 3.8 μg/m³
SO₂ (Sulphur Dioxide) 1.5 μg/m³
PM2.5 (Fine particles) 9.3 μg/m³
PM10 (Coarse particles) 12.8 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United States
Weather in Garden Grove — FAQ
Answers refreshed each request based on current conditions in Garden Grove.
What is the weather like right now in Garden Grove?
Right now in Garden Grove, United States the temperature is 30.3°C (feels like 32.5°C), with sunny. Relative humidity is 35% and wind is 19.1 km/h.
What is today's high and low temperature in Garden Grove?
Today's forecast high in Garden Grove is 32.5°C and the overnight low is 19.6°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Garden Grove today?
The chance of precipitation in Garden Grove today is 5%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Garden Grove differ from nearby cities?
Even short distances can change temperatures noticeably. Garden Grove's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.