Kahului weather in July: Kahului, Hawaii: normal highs, lows, rain and records for July
Kahului in July has a normal high of 89°F and a normal low of 72°F, a daily mean of 81°F, holding near 89°F all month. Measurable precipitation falls on 8 days in a normal July, 0.53 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 32°C and low of 22°C, 13 mm of precipitation in July.
- 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 July?
The normal high is 89°F and the normal low 72°F, for a daily mean of 80.5°F. July is 1.2°F warmer than June and 0.6°F cooler than August. July is the 3rd warmest month of the year in Kahului and the 9th wettest. Across the month the normal high rises 1°F, from 89°F on July 1 to 90°F on July 31. From one year to the next July's mean temperature typically moves about 1.0°F either way (NOAA's standard deviation), so roughly two Julys in three average between 80°F and 82°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 25%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| July 1 | 89°F | 71°F | 21% | 3% |
| July 8 | 89°F | 72°F | 23% | 4% |
| July 15 | 89°F | 72°F | 24% | 4% |
| July 22 | 89°F | 72°F | 24% | 5% |
| July 31 | 90°F | 72°F | 25% | 5% |
Every day of July: normal high, low and chance of precipitation (warmest afternoon July 30, coldest night July 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| July 1 | 89°F | 71°F | 21% | 3% | 13 h 20 min |
| July 2 | 89°F | 71°F | 21% | 3% | 13 h 20 min |
| July 3 | 89°F | 71°F | 21% | 3% | 13 h 20 min |
| July 4 | 89°F | 71°F | 21% | 3% | 13 h 20 min |
| July 5 | 89°F | 71°F | 22% | 3% | 13 h 20 min |
| July 6 | 89°F | 71°F | 22% | 3% | 13 h 20 min |
| July 7 | 89°F | 71°F | 22% | 3% | 13 h 20 min |
| July 8 | 89°F | 72°F | 23% | 4% | 13 h 20 min |
| July 9 | 89°F | 72°F | 23% | 4% | 13 h 20 min |
| July 10 | 89°F | 72°F | 23% | 4% | 13 h 20 min |
| July 11 | 89°F | 72°F | 23% | 4% | 13 h 20 min |
| July 12 | 89°F | 72°F | 23% | 4% | 13 h 20 min |
| July 13 | 89°F | 72°F | 23% | 4% | 13 h 20 min |
| July 14 | 89°F | 72°F | 23% | 4% | 13 h 20 min |
| July 15 | 89°F | 72°F | 24% | 4% | 13 h 20 min |
| July 16 | 89°F | 72°F | 24% | 4% | 13 h 20 min |
| July 17 | 89°F | 72°F | 24% | 4% | 13 h 20 min |
| July 18 | 89°F | 72°F | 24% | 4% | 13 h 20 min |
| July 19 | 89°F | 72°F | 24% | 5% | 13 h 20 min |
| July 20 | 89°F | 72°F | 24% | 5% | 13 h 10 min |
| July 21 | 89°F | 72°F | 24% | 5% | 13 h 10 min |
| July 22 | 89°F | 72°F | 24% | 5% | 13 h 10 min |
| July 23 | 89°F | 72°F | 24% | 5% | 13 h 10 min |
| July 24 | 89°F | 72°F | 25% | 5% | 13 h 10 min |
| July 25 | 89°F | 72°F | 25% | 5% | 13 h 10 min |
| July 26 | 90°F | 72°F | 25% | 5% | 13 h 10 min |
| July 27 | 90°F | 72°F | 25% | 5% | 13 h 10 min |
| July 28 | 90°F | 72°F | 25% | 5% | 13 h 10 min |
| July 29 | 90°F | 72°F | 25% | 5% | 13 h 10 min |
| July 30 | 90°F | 72°F | 25% | 5% | 13 h 10 min |
| July 31 | 90°F | 72°F | 25% | 5% | 13 h 10 min |
- Normal high
- 89°FJuly average
- Normal low
- 72°FJuly average
- Precipitation
- 0.53 inmonth total
- Days with precipitation
- 80.01 inch or more
- Days at 90°F or more
- 7
- Daylight
- 13 h 20 min to 13 h 10 minJuly 1 to July 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 31
- Sunshine
- 88%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 July?
On a given July day the chance of 0.01 inch or more is 23% on average, highest around July 28 (25%). In all, 0.53 in falls on 8 days of a normal July.
In a normal July 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 July?
At 3 p.m. the normal temperature is 86°F with 55% relative humidity and a dew point of 68°F; at 6 a.m. it is 74°F with 80% humidity. The wind averages 14.8 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. | 74°F | 67°F | 80% | 9.9 mph | 51% |
| 9 a.m. | 82°F | 68°F | 64% | 14.9 mph | 46% |
| noon | 86°F | 68°F | 55% | 20.4 mph | 38% |
| 3 p.m. | 86°F | 68°F | 55% | 21.6 mph | 38% |
| 6 p.m. | 81°F | 68°F | 65% | 18.2 mph | 37% |
| 9 p.m. | 77°F | 68°F | 74% | 13.1 mph | 63% |
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 July in Kahului?
The warmest July temperature on Kahului's official record (since 1954) is 97°F, on July 29, 2019; the coldest is 58°F, on July 30, 1965. The wettest July brought 2.09 in (1909).
The July mean against the 1991-2020 normal of 80.5°F: 2021 79.8°F (−0.7), 2022 81.0°F (+0.5), 2023 80.4°F (−0.1), 2024 78.3°F (−2.2), 2025 80.0°F (−0.5), 2026 79.6°F (−0.9). 1 of 6 ran warmer than normal.
| July | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 79.8°F | −0.7°F | 0.00 in |
| 2022 | 81.0°F | +0.5°F | 0.09 in |
| 2023 | 80.4°F | −0.1°F | 0.36 in |
| 2024 | 78.3°F | −2.2°F | 0.25 in |
| 2025 | 80.0°F | −0.5°F | 0.17 in |
| 2026 | 79.6°F | −0.9°F | 0.29 in |
Source: records: ACIS, NWS threaded record OGGthr; recent months: ACIS, station USW00022516. Records and recent months use complete months only.
How does July in Kahului compare across Hawaii?
Across the 18 places PlainClimate covers in Hawaii, July normal highs run from 75°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.