Julian weather in October: Julian, California: normal highs, lows, rain and records for October
Julian in October has a normal high of 71°F and a normal low of 50°F, a daily mean of 60°F, falling from 76°F on the 1st to 66°F by the 31st. Measurable precipitation falls on 3 days in a normal October, 1.11 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 22°C and low of 10°C, 28 mm of precipitation in October.
- NOAA stationJulian Fire Station
- Station IDUSC00044412
- Location33.08°N 116.59°W
- Elevation4,215 ft (1,285 m)
- Population (census place)1,491
- Jan 53° 39°
- Feb 54° 39°
- Mar 58° 41°
- Apr 62° 43°
- May 69° 47°
- Jun 79° 55°
- Jul 86° 63°
- Aug 86° 62°
- Sep 81° 57°
- Oct 71° 50°
- Nov 60° 43°
- Dec 52° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Julian in October?
The normal high is 71°F and the normal low 50°F, for a daily mean of 60.2°F. October is 8.9°F cooler than September and 8.5°F warmer than November. October is the 5th warmest month of the year in Julian and the 7th wettest. Across the month the normal high falls 10°F, from 76°F on October 1 to 66°F on October 31. From one year to the next October's mean temperature typically moves about 3.2°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 57°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 12%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 76°F | 53°F | 6% | 4% |
| October 8 | 74°F | 51°F | 7% | 5% |
| October 15 | 71°F | 50°F | 9% | 6% |
| October 22 | 69°F | 49°F | 11% | 7% |
| October 31 | 66°F | 47°F | 12% | 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 | 76°F | 53°F | 6% | 4% | 11 h 50 min |
| October 2 | 76°F | 53°F | 6% | 4% | 11 h 50 min |
| October 3 | 75°F | 52°F | 6% | 4% | 11 h 50 min |
| October 4 | 75°F | 52°F | 7% | 4% | 11 h 50 min |
| October 5 | 75°F | 52°F | 7% | 4% | 11 h 40 min |
| October 6 | 74°F | 52°F | 7% | 4% | 11 h 40 min |
| October 7 | 74°F | 51°F | 7% | 5% | 11 h 40 min |
| October 8 | 74°F | 51°F | 7% | 5% | 11 h 40 min |
| October 9 | 73°F | 51°F | 8% | 5% | 11 h 40 min |
| October 10 | 73°F | 51°F | 8% | 5% | 11 h 30 min |
| October 11 | 72°F | 51°F | 8% | 5% | 11 h 30 min |
| October 12 | 72°F | 50°F | 8% | 5% | 11 h 30 min |
| October 13 | 72°F | 50°F | 9% | 5% | 11 h 30 min |
| October 14 | 71°F | 50°F | 9% | 6% | 11 h 30 min |
| October 15 | 71°F | 50°F | 9% | 6% | 11 h 20 min |
| October 16 | 71°F | 50°F | 9% | 6% | 11 h 20 min |
| October 17 | 70°F | 49°F | 10% | 6% | 11 h 20 min |
| October 18 | 70°F | 49°F | 10% | 6% | 11 h 20 min |
| October 19 | 70°F | 49°F | 10% | 6% | 11 h 20 min |
| October 20 | 69°F | 49°F | 10% | 7% | 11 h 20 min |
| October 21 | 69°F | 49°F | 11% | 7% | 11 h 10 min |
| October 22 | 69°F | 49°F | 11% | 7% | 11 h 10 min |
| October 23 | 68°F | 48°F | 11% | 7% | 11 h 10 min |
| October 24 | 68°F | 48°F | 11% | 7% | 11 h 10 min |
| October 25 | 68°F | 48°F | 11% | 7% | 11 h 10 min |
| October 26 | 67°F | 48°F | 12% | 7% | 11 h |
| October 27 | 67°F | 48°F | 12% | 7% | 11 h |
| October 28 | 67°F | 48°F | 12% | 7% | 11 h |
| October 29 | 66°F | 47°F | 12% | 7% | 11 h |
| October 30 | 66°F | 47°F | 12% | 8% | 11 h |
| October 31 | 66°F | 47°F | 12% | 8% | 10 h 50 min |
- Normal high
- 71°FOctober average
- Normal low
- 50°FOctober average
- Precipitation
- 1.11 inmonth total
- Days with precipitation
- 30.01 inch or more
- Days at 90°F or more
- 1
- Nights at 32°F or colder
- 1
- Daylight
- 11 h 50 min to 10 h 50 minOctober 1 to October 31
- Days at 70°F or more
- 20
- Days at 80°F or more
- 7
- Sunshine
- 92%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00044412; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Julian in October?
On a given October day the chance of 0.01 inch or more is 9% on average, highest around October 31 (12%). In all, 1.11 in falls on 3 days of a normal October, 1 of them with an inch or more.
In a normal October in Julian, 1 days reach 90°F and 1 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00044412.
What are the records for October in Julian?
The October mean against the 1991-2020 normal of 60.2°F: 2021 57.1°F (−3.1), 2022 61.0°F (+0.8), 2023 61.3°F (+1.1), 2024 65.3°F (+5.1), 2025 61.2°F (+1.0). 4 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 57.1°F | −3.1°F | 1.52 in |
| 2022 | 61.0°F | +0.8°F | 2.03 in |
| 2023 | 61.3°F | +1.1°F | 0.48 in |
| 2024 | 65.3°F | +5.1°F | 0.00 in |
| 2025 | 61.2°F | +1.0°F | 1.09 in |
Source: recent months: ACIS, station USC00044412. Records and recent months use complete months only.
How does October in Julian 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; Julian's is 71°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.