Palo Alto weather in October: Palo Alto, California: normal highs, lows, rain and records for October
Palo Alto in October has a normal high of 74°F and a normal low of 48°F, a daily mean of 61°F, falling from 78°F on the 1st to 69°F by the 31st. Measurable precipitation falls on 3 days in a normal October, 0.64 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 23°C and low of 9°C, 16 mm of precipitation in October.
- NOAA stationPalo Alto
- Station IDUSC00046646
- Location37.44°N 122.14°W
- Elevation25 ft (8 m)
- From the center3 miles
- Population67,658
- Jan 58° 39°
- Feb 61° 41°
- Mar 66° 44°
- Apr 70° 45°
- May 73° 50°
- Jun 79° 53°
- Jul 79° 56°
- Aug 79° 55°
- Sep 80° 53°
- Oct 74° 48°
- Nov 64° 43°
- Dec 58° 39°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Palo Alto in October?
The normal high is 74°F and the normal low 48°F, for a daily mean of 61.2°F. October is 5.1°F cooler than September and 8.1°F warmer than November. October is the 6th warmest month of the year in Palo Alto and the 7th wettest. Across the month the normal high falls 9°F, from 78°F on October 1 to 69°F on October 31. From one year to the next October's mean temperature typically moves about 1.8°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 59°F and 63°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 14%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 78°F | 51°F | 4% | 2% |
| October 8 | 77°F | 50°F | 6% | 4% |
| October 15 | 75°F | 49°F | 8% | 5% |
| October 22 | 72°F | 47°F | 10% | 6% |
| October 31 | 69°F | 46°F | 14% | 8% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 78°F | 51°F | 4% | 2% | 11 h 50 min |
| October 2 | 78°F | 51°F | 4% | 3% | 11 h 50 min |
| October 3 | 78°F | 51°F | 5% | 3% | 11 h 50 min |
| October 4 | 77°F | 51°F | 5% | 3% | 11 h 40 min |
| October 5 | 77°F | 50°F | 5% | 3% | 11 h 40 min |
| October 6 | 77°F | 50°F | 5% | 3% | 11 h 40 min |
| October 7 | 77°F | 50°F | 6% | 4% | 11 h 40 min |
| October 8 | 77°F | 50°F | 6% | 4% | 11 h 30 min |
| October 9 | 76°F | 50°F | 6% | 4% | 11 h 30 min |
| October 10 | 76°F | 50°F | 6% | 4% | 11 h 30 min |
| October 11 | 76°F | 49°F | 7% | 4% | 11 h 30 min |
| October 12 | 75°F | 49°F | 7% | 4% | 11 h 20 min |
| October 13 | 75°F | 49°F | 7% | 4% | 11 h 20 min |
| October 14 | 75°F | 49°F | 8% | 5% | 11 h 20 min |
| October 15 | 75°F | 49°F | 8% | 5% | 11 h 20 min |
| October 16 | 74°F | 48°F | 8% | 5% | 11 h 20 min |
| October 17 | 74°F | 48°F | 9% | 5% | 11 h 10 min |
| October 18 | 74°F | 48°F | 9% | 5% | 11 h 10 min |
| October 19 | 73°F | 48°F | 9% | 6% | 11 h 10 min |
| October 20 | 73°F | 48°F | 10% | 6% | 11 h 10 min |
| October 21 | 73°F | 48°F | 10% | 6% | 11 h |
| October 22 | 72°F | 47°F | 10% | 6% | 11 h |
| October 23 | 72°F | 47°F | 11% | 7% | 11 h |
| October 24 | 72°F | 47°F | 11% | 7% | 11 h |
| October 25 | 71°F | 47°F | 12% | 7% | 10 h 50 min |
| October 26 | 71°F | 47°F | 12% | 7% | 10 h 50 min |
| October 27 | 71°F | 46°F | 12% | 8% | 10 h 50 min |
| October 28 | 70°F | 46°F | 13% | 8% | 10 h 50 min |
| October 29 | 70°F | 46°F | 13% | 8% | 10 h 50 min |
| October 30 | 70°F | 46°F | 14% | 8% | 10 h 40 min |
| October 31 | 69°F | 46°F | 14% | 8% | 10 h 40 min |
- Normal high
- 74°FOctober average
- Normal low
- 48°FOctober average
- Precipitation
- 0.64 inmonth total
- Days with precipitation
- 30.01 inch or more
- Daylight
- 11 h 50 min to 10 h 40 minOctober 1 to October 31
- Days at 70°F or more
- 22
- Days at 80°F or more
- 7
- Sunshine
- 83%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00046646; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Palo Alto in October?
On a given October day the chance of 0.01 inch or more is 9% on average, highest around October 31 (14%). In all, 0.64 in falls on 3 days of a normal October.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00046646.
What are the records for October in Palo Alto?
The warmest October temperature on this station's record (since 1953) is 98°F, on October 6, 1987; the coldest is 33°F, on October 5, 2016. The wettest October brought 3.72 in (1972).
Source: records: ACIS, station USC00046646. Records and recent months use complete months only.
How does October in Palo Alto compare across California?
Across the 219 places PlainClimate covers in California, October normal highs run from 58°F in Tahoma to 93°F in Brawley; Palo Alto's is 74°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Palo Alto in September80°F by day, 53°F at night
- Palo Alto in November64°F by day, 43°F at night
- Palo Alto through the yearEvery month, frost dates, records and recent years
- California in OctoberThe statewide normal and the warmest and coolest places
- Brawley: California's warmest Octobernormal high 93°F