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Alto, CA

79°F
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Alto, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Monthly

Air Quality Health & Activities
2
Coastal Flood Advisory

October

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
27
75°
53°
28
81°
47°
29
92°
49°
30
90°
53°
1
87°
49°
2
88°
52°
3
96°
56°
4
93°
61°
5
96°
59°
6
88°
55°
7
Warm; breezy this afternoon
85°
55°
8
Areas of low clouds, then sun
83°
56°
9
Partly sunny and pleasant
73°
56°
10
Mostly sunny and cool
71°
50°
11
Mostly sunny and beautiful
74°
50°
12
Partly sunny and nice
79°
53°
13
Sun and some clouds
82°
52°
14
Sunny
79°
52°
15
Mostly sunny
82°
55°
16
Partly sunny
82°
53°
17
Mostly sunny and very warm
86°
56°
18
Mostly sunny and very warm
85°
56°
19
Plenty of sunshine
84°
54°
20
Cloudy and not as warm
75°
50°
21
Mostly cloudy
76°
53°
22
Mostly cloudy
77°
52°
23
Turning cloudy
76°
52°
24
Considerable cloudiness
73°
51°
25
Cloudy
74°
52°
26
Clouds limiting sun
75°
51°
27
Turning cloudy
75°
52°
28
Mostly cloudy
74°
52°
29
Mostly cloudy
74°
50°
30
Decreasing clouds
73°
53°
31
More sun than clouds
71°
52°

Temperature Graph

°F
100° 88° 76° 64° 52° Oct
Today 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

October Weather in Alto

Alto's October 2026 forecast shows daily high temperatures ranging from 71° to 86°, with overnight lows between 50° and 56°. The average high for October is 78° with an average low of 53°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Alto. See also: November | December | January.

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World North America United States California Alto

Weather Near Alto:

  • Oakland, CA
  • San Francisco, CA
  • San Jose, CA
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