Richmond weather in October: Richmond, California: normal highs, lows, rain and records for October
Richmond in October has a normal high of 73°F and a normal low of 54°F, a daily mean of 63°F, falling from 75°F on the 1st to 70°F by the 31st. Measurable precipitation falls on 3 days in a normal October, 1.42 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 23°C and low of 12°C, 36 mm of precipitation in October.
- NOAA stationRichmond
- Station IDUSC00047414
- Location37.92°N 122.38°W
- Elevation20 ft (6 m)
- Population115,353
- Jan 58° 44°
- Feb 61° 46°
- Mar 64° 47°
- Apr 67° 49°
- May 69° 52°
- Jun 72° 54°
- Jul 71° 55°
- Aug 72° 56°
- Sep 75° 56°
- Oct 73° 54°
- Nov 65° 49°
- Dec 58° 44°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Richmond in October?
The normal high is 73°F and the normal low 54°F, for a daily mean of 63.3°F. October is 2.1°F cooler than September and 6.6°F warmer than November. October is the 3rd warmest month of the year in Richmond and the 7th wettest. Across the month the normal high falls 5°F, from 75°F on October 1 to 70°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 62°F and 65°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 15%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 75°F | 56°F | 4% | 2% |
| October 8 | 74°F | 55°F | 6% | 3% |
| October 15 | 73°F | 54°F | 8% | 5% |
| October 22 | 72°F | 53°F | 10% | 7% |
| October 31 | 70°F | 52°F | 15% | 10% |
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 | 75°F | 56°F | 4% | 2% | 11 h 50 min |
| October 2 | 75°F | 55°F | 4% | 2% | 11 h 50 min |
| October 3 | 75°F | 55°F | 4% | 2% | 11 h 50 min |
| October 4 | 75°F | 55°F | 5% | 2% | 11 h 40 min |
| October 5 | 74°F | 55°F | 5% | 3% | 11 h 40 min |
| October 6 | 74°F | 55°F | 5% | 3% | 11 h 40 min |
| October 7 | 74°F | 55°F | 5% | 3% | 11 h 40 min |
| October 8 | 74°F | 55°F | 6% | 3% | 11 h 30 min |
| October 9 | 74°F | 55°F | 6% | 3% | 11 h 30 min |
| October 10 | 74°F | 55°F | 6% | 4% | 11 h 30 min |
| October 11 | 74°F | 55°F | 6% | 4% | 11 h 30 min |
| October 12 | 74°F | 54°F | 7% | 4% | 11 h 20 min |
| October 13 | 74°F | 54°F | 7% | 4% | 11 h 20 min |
| October 14 | 74°F | 54°F | 7% | 4% | 11 h 20 min |
| October 15 | 73°F | 54°F | 8% | 5% | 11 h 20 min |
| October 16 | 73°F | 54°F | 8% | 5% | 11 h 10 min |
| October 17 | 73°F | 54°F | 8% | 5% | 11 h 10 min |
| October 18 | 73°F | 54°F | 9% | 5% | 11 h 10 min |
| October 19 | 73°F | 53°F | 9% | 6% | 11 h 10 min |
| October 20 | 72°F | 53°F | 10% | 6% | 11 h 10 min |
| October 21 | 72°F | 53°F | 10% | 6% | 11 h |
| October 22 | 72°F | 53°F | 10% | 7% | 11 h |
| October 23 | 72°F | 53°F | 11% | 7% | 11 h |
| October 24 | 72°F | 53°F | 11% | 7% | 11 h |
| October 25 | 71°F | 53°F | 12% | 8% | 10 h 50 min |
| October 26 | 71°F | 52°F | 12% | 8% | 10 h 50 min |
| October 27 | 71°F | 52°F | 13% | 8% | 10 h 50 min |
| October 28 | 71°F | 52°F | 13% | 9% | 10 h 50 min |
| October 29 | 70°F | 52°F | 14% | 9% | 10 h 40 min |
| October 30 | 70°F | 52°F | 14% | 9% | 10 h 40 min |
| October 31 | 70°F | 52°F | 15% | 10% | 10 h 40 min |
- Normal high
- 73°FOctober average
- Normal low
- 54°FOctober average
- Precipitation
- 1.42 inmonth total
- Days with precipitation
- 30.01 inch or more
- Days at 90°F or more
- 1
- Daylight
- 11 h 50 min to 10 h 40 minOctober 1 to October 31
- Days at 70°F or more
- 19
- Days at 80°F or more
- 7
- Sunshine
- 83%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00047414; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Richmond in October?
On a given October day the chance of 0.01 inch or more is 8% on average, highest around October 31 (15%). In all, 1.42 in falls on 3 days of a normal October.
In a normal October in Richmond, 1 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00047414.
What are the records for October in Richmond?
The warmest October temperature on this station's record (since 1950) is 100°F, on October 2, 1980; the coldest is 41°F, on October 15, 1968. The wettest October brought 7.38 in (1962).
Source: records: ACIS, station USC00047414. Records and recent months use complete months only.
How does October in Richmond 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; Richmond's is 73°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.