San Grabriel

Current Weather

25°77°

Humid and Overcast

Feels Like: 25°77°

Min: 24°75°

Max: 32°89°

The next few hours will be humid and overcast, with tomorrow reaching 28°C and dropping to 23°C. The coming days will be drizzle

Hourly Forecast
25°77°25°76°25°76°24°76°24°76°24°75°24°75°24°75°24°75°24°75°24°75°25°77°26°79°28°82°27°81°27°81°27°81°27°80°26°80°26°79°26°78°25°78°25°77°25°77°
18%
18%
22%
22%
22%
28%
28%
28%
36%
36%
36%
28%
28%
28%
68%
68%
68%
96%
96%
96%
92%
92%
92%
48%
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
Today
Tomorrow

Want a closer look at the weather?

Premium adds minute-by-minute rain timing, yesterday comparisons, and more detail across Airpult.

Get Premium
Air Quality
15
Good

Air quality is satisfactory, and air pollution poses little or no risk.

GoodHazardous
Daylight Hours

05:33

Sunrise

17:21

Sunset

11 hours 48 minutes of sunlight today
Moon

06:10

Moonrise

Daily Forecast

Sunday

24°75°
32°89°

Today

24°75°
28°82°

Tuesday

23°73°
31°88°

Wednesday

23°74°
32°89°

Thursday

23°74°
30°87°

Friday

23°74°
32°89°

Saturday

23°74°
32°89°

Sunday

24°74°
30°87°

Monday

23°74°
28°82°

Tuesday

23°73°
30°87°
UV Index
No protection needed
0Low
LowExtreme
Humidity
98%Very Humid
LowHigh
Looking at the night sky?

See moon phases, eclipses, and seasons for this year.

View astronomy
Current stargazing conditions?

See sky darkness, moon phase, and the best viewing window for San Grabriel.

View stargazing score

Weather in San Grabriel tomorrow, October 12, 2026

Expect unsettled, showery conditions in San Grabriel on October 12, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Wetter spells lean into the morning, when rain odds reach about 68% near 10:00. Skies look heaviest around 03:00, with cover close to 98%.Expect unsettled, showery conditions in San Grabriel on October 12, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Wetter spells lean into the morning, when rain odds reach about 68% near 10:00. Skies look heaviest around 03:00, with cover close to 98%.

The temperature range runs from about 24°C up to 28°C. Expect humidity between 85% and 99%, most humid near 00:00. Expect gentle winds, highest near 12:00 at 7 km/h.The temperature range runs from about 75°F up to 82°F. Expect humidity between 85% and 99%, most humid near 00:00. Expect gentle winds, highest near 12:00 at 5 mph.

Expect the wet theme to continue later, as rain odds reach 96% near 13:00. Cloud amounts hold near 98% around 18:00. Horizontal visibility sits around 14.9 km, briefly nearer 5.4 km. Sunrise is at 05:33 and sunset at 17:21, giving 11 hours 48 minutes of sunlight today.Expect the wet theme to continue later, as rain odds reach 96% near 13:00. Cloud amounts hold near 98% around 18:00. Horizontal visibility sits around 9.2 mi, briefly nearer 3.3 mi. Sunrise is at 05:33 and sunset at 17:21, giving 11 hours 48 minutes of sunlight today.

Overall, San Grabriel on October 12, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 96% and the high sits around 28°C.Overall, San Grabriel on October 12, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 96% and the high sits around 82°F.

Frequently asked questions about weather in San Grabriel

How warm does it get in San Grabriel?

The warmest month in San Grabriel is March, with average high temperatures of 33°C. The average temperature during this period is around 28°C.The warmest month in San Grabriel is March, with average high temperatures of 92°F. The average temperature during this period is around 82°F.

How cold does it get in San Grabriel?

The coldest month in San Grabriel is January, with average low temperatures of 23°C. The average temperature during this period is around 26°C.The coldest month in San Grabriel is January, with average low temperatures of 73°F. The average temperature during this period is around 80°F.

What is the wettest time of year in San Grabriel?

The wettest month in San Grabriel is October, with an average of 453 mm of precipitation.The wettest month in San Grabriel is October, with an average of 17.8 in of precipitation.

What is the driest time of year in San Grabriel?

The driest month in San Grabriel is February, with an average of 9 mm of precipitation.The driest month in San Grabriel is February, with an average of 0.4 in of precipitation.

View full climate insights for San Grabriel →