Kahului weather in October: Kahului, Hawaii: normal highs, lows, rain and records for October
Kahului in October has a normal high of 89°F and a normal low of 70°F, a daily mean of 79°F, falling from 90°F on the 1st to 87°F by the 31st. Measurable precipitation falls on 7 days in a normal October, 0.83 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 32°C and low of 21°C, 21 mm of precipitation in October.
- NOAA stationKahului Airport
- Station IDUSW00022516
- Location20.90°N 156.43°W
- Elevation51 ft (16 m)
- From the center3 miles
- Population (census place)27,068
- Jan 82° 64°
- Feb 82° 64°
- Mar 83° 65°
- Apr 85° 67°
- May 87° 68°
- Jun 88° 70°
- Jul 89° 72°
- Aug 90° 72°
- Sep 90° 71°
- Oct 89° 70°
- Nov 86° 68°
- Dec 83° 66°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Kahului in October?
The normal high is 89°F and the normal low 70°F, for a daily mean of 79.4°F. October is 1.2°F cooler than September and 2.3°F warmer than November. October is the 4th warmest month of the year in Kahului and the 7th wettest. Across the month the normal high falls 3°F, from 90°F on October 1 to 87°F on October 31. From one year to the next October's mean temperature typically moves about 0.9°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 79°F and 80°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 26%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 90°F | 71°F | 18% | 4% |
| October 8 | 89°F | 71°F | 19% | 5% |
| October 15 | 89°F | 70°F | 21% | 5% |
| October 22 | 88°F | 70°F | 23% | 6% |
| October 31 | 87°F | 69°F | 26% | 7% |
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 | 90°F | 71°F | 18% | 4% | 12 h |
| October 2 | 90°F | 71°F | 18% | 4% | 12 h |
| October 3 | 90°F | 71°F | 18% | 4% | 12 h |
| October 4 | 90°F | 71°F | 18% | 4% | 11 h 50 min |
| October 5 | 90°F | 71°F | 19% | 4% | 11 h 50 min |
| October 6 | 90°F | 71°F | 19% | 4% | 11 h 50 min |
| October 7 | 89°F | 71°F | 19% | 4% | 11 h 50 min |
| October 8 | 89°F | 71°F | 19% | 5% | 11 h 50 min |
| October 9 | 89°F | 71°F | 20% | 5% | 11 h 50 min |
| October 10 | 89°F | 70°F | 20% | 5% | 11 h 50 min |
| October 11 | 89°F | 70°F | 20% | 5% | 11 h 50 min |
| October 12 | 89°F | 70°F | 20% | 5% | 11 h 50 min |
| October 13 | 89°F | 70°F | 20% | 5% | 11 h 40 min |
| October 14 | 89°F | 70°F | 21% | 5% | 11 h 40 min |
| October 15 | 89°F | 70°F | 21% | 5% | 11 h 40 min |
| October 16 | 89°F | 70°F | 21% | 5% | 11 h 40 min |
| October 17 | 89°F | 70°F | 21% | 5% | 11 h 40 min |
| October 18 | 89°F | 70°F | 22% | 6% | 11 h 40 min |
| October 19 | 89°F | 70°F | 22% | 6% | 11 h 40 min |
| October 20 | 89°F | 70°F | 22% | 6% | 11 h 40 min |
| October 21 | 88°F | 70°F | 23% | 6% | 11 h 40 min |
| October 22 | 88°F | 70°F | 23% | 6% | 11 h 30 min |
| October 23 | 88°F | 70°F | 23% | 6% | 11 h 30 min |
| October 24 | 88°F | 70°F | 24% | 6% | 11 h 30 min |
| October 25 | 88°F | 70°F | 24% | 7% | 11 h 30 min |
| October 26 | 88°F | 70°F | 25% | 7% | 11 h 30 min |
| October 27 | 88°F | 70°F | 25% | 7% | 11 h 30 min |
| October 28 | 88°F | 70°F | 25% | 7% | 11 h 30 min |
| October 29 | 88°F | 69°F | 26% | 7% | 11 h 30 min |
| October 30 | 88°F | 69°F | 26% | 7% | 11 h 30 min |
| October 31 | 87°F | 69°F | 26% | 7% | 11 h 20 min |
- Normal high
- 89°FOctober average
- Normal low
- 70°FOctober average
- Precipitation
- 0.83 inmonth total
- Days with precipitation
- 70.01 inch or more
- Days at 90°F or more
- 7
- Daylight
- 12 h to 11 h 20 minOctober 1 to October 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 31
- Sunshine
- 86%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00022516; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Kahului in October?
On a given October day the chance of 0.01 inch or more is 22% on average, highest around October 31 (26%). In all, 0.83 in falls on 7 days of a normal October.
In a normal October in Kahului, 7 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00022516.
How humid and windy is Kahului in October?
At 3 p.m. the normal temperature is 83°F with 59% relative humidity and a dew point of 68°F; at 6 a.m. it is 71°F with 83% humidity. The wind averages 11.1 mph, most often from the northeast in the afternoon. A dew point of 65°F or more feels muggy to most people.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 71°F | 66°F | 83% | 7.2 mph | 65% |
| 9 a.m. | 80°F | 68°F | 68% | 10.3 mph | 56% |
| noon | 84°F | 68°F | 58% | 16.6 mph | 40% |
| 3 p.m. | 83°F | 68°F | 59% | 16.9 mph | 34% |
| 6 p.m. | 78°F | 68°F | 72% | 12.4 mph | 38% |
| 9 p.m. | 75°F | 68°F | 78% | 9.6 mph | 61% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00022516. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for October in Kahului?
The warmest October temperature on Kahului's official record (since 1954) is 96°F, on October 5, 1973; the coldest is 58°F, on October 13, 1964. The wettest October brought 5.66 in (1985).
The October mean against the 1991-2020 normal of 79.4°F: 2021 78.3°F (−1.1), 2022 81.2°F (+1.8), 2023 77.6°F (−1.8), 2024 79.0°F (−0.4), 2025 79.4°F (at normal). 1 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 78.3°F | −1.1°F | 0.51 in |
| 2022 | 81.2°F | +1.8°F | 0.28 in |
| 2023 | 77.6°F | −1.8°F | 0.08 in |
| 2024 | 79.0°F | −0.4°F | 0.47 in |
| 2025 | 79.4°F | at normal | 0.14 in |
Source: records: ACIS, NWS threaded record OGGthr; recent months: ACIS, station USW00022516. Records and recent months use complete months only.
How does October in Kahului compare across Hawaii?
Across the 18 places PlainClimate covers in Hawaii, October normal highs run from 74°F in Kula to 89°F in Kahului; Kahului's is 89°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.