San Ramón

Current Weather

27°80°

Mostly Cloudy

Feels Like: 25°78°

Min: 25°77°

Max: 30°85°

The next few hours will be mostly cloudy, with today reaching 30°C and dropping to 25°C. The coming days will be drizzle

Hourly Forecast
27°80°27°80°27°80°27°81°28°82°29°83°29°84°29°85°30°85°29°85°29°85°29°84°29°84°28°83°28°83°27°81°26°79°25°77°25°77°25°78°26°78°26°78°26°78°26°78°
28%
28%
28%
52%
52%
52%
96%
96%
96%
88%
88%
88%
22%
22%
22%
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
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
20
Good

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

GoodHazardous
Daylight Hours

05:43

Sunrise

17:27

Sunset

11 hours 44 minutes of sunlight today
Moon

07:14

Moonrise

18:13

Moonset

Daily Forecast

Today

25°77°
30°85°

Tuesday

26°78°
29°84°

Wednesday

25°78°
29°83°

Thursday

26°78°
29°84°

Friday

26°78°
29°84°

Saturday

25°78°
29°84°

Sunday

25°78°
29°85°

Monday

25°78°
29°84°

Tuesday

26°79°
30°85°

Wednesday

27°80°
30°87°
UV Index
No protection needed
0Low
LowExtreme
Humidity
89%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 Ramón.

View stargazing score

Weather in San Ramón today, October 12, 2026

San Ramón starts October 12, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. The first half of the day looks overcast, as cloud amounts reach about 78% around 04:00. Brighter weather, if it comes, waits until later.San Ramón starts October 12, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. The first half of the day looks overcast, as cloud amounts reach about 78% around 04:00. Brighter weather, if it comes, waits until later.

The day peaks near 30°C and cools toward 25°C. Relative humidity sits between 71% and 96%, reaching its peak around 21:00. Airflow remains manageable, reaching about 15 km/h around 21:00.The day peaks near 85°F and cools toward 77°F. Relative humidity sits between 71% and 96%, reaching its peak around 21:00. Airflow remains manageable, reaching about 9 mph around 21:00.

Expect the wet theme to continue later, as rain odds reach 96% near 19:00. Cloud amounts hold near 85% around 23:00. Visibility holds near 15.2 km, though it can fall to 6.2 km. Sunrise is at 05:43 and sunset at 17:27, giving 11 hours 44 minutes of sunlight today.Expect the wet theme to continue later, as rain odds reach 96% near 19:00. Cloud amounts hold near 85% around 23:00. Visibility holds near 9.4 mi, though it can fall to 3.8 mi. Sunrise is at 05:43 and sunset at 17:27, giving 11 hours 44 minutes of sunlight today.

In short, treat October 12, 2026 in San Ramón as a damp day: pack covers, watch the wetter hours, and expect a high near 30°C.In short, treat October 12, 2026 in San Ramón as a damp day: pack covers, watch the wetter hours, and expect a high near 85°F.

Frequently asked questions about weather in San Ramón

How warm does it get in San Ramón?

The warmest month in San Ramón is March, with average high temperatures of 36°C. The average temperature during this period is around 30°C.The warmest month in San Ramón is March, with average high temperatures of 96°F. The average temperature during this period is around 87°F.

How cold does it get in San Ramón?

The coldest month in San Ramón is October, with average low temperatures of 25°C. The average temperature during this period is around 28°C.The coldest month in San Ramón is October, with average low temperatures of 77°F. The average temperature during this period is around 82°F.

What is the wettest time of year in San Ramón?

The wettest month in San Ramón is October, with an average of 406 mm of precipitation.The wettest month in San Ramón is October, with an average of 16 in of precipitation.

What is the driest time of year in San Ramón?

The driest month in San Ramón is February, with an average of 2 mm of precipitation.The driest month in San Ramón is February, with an average of 0.1 in of precipitation.

View full climate insights for San Ramón →