Hilo Weather in July
Average highs run from 82°F on July 1 to 83°F on July 31, and lows from 69°F to 70°F. Normal precipitation for the month is 9.24 in over about 27 wet days.
July day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
July at a glance
- Average high
- 83°F
- Average low
- 70°F
- Precipitation
- 9.24 in
- Record high
- 93°FJul 26, 2020
- Record low
- 62°FJul 11, 1970
- Chance of a freeze
- 0%
- Daylight
- 13 h 18 min to 13 h 01 min
- Cloud cover
- 52%
- Humidity
- 82%
- Dew point
- 66°F
- Wind
- 12.1 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Jul 1 | 82°F | 69°F | 89°F 2008 | 64°F 1962 | 85% |
| Jul 2 | 82°F | 69°F | 89°F 1977 | 64°F 1955 | 85% |
| Jul 3 | 82°F | 69°F | 88°F 2020 | 64°F 1956 | 85% |
| Jul 4 | 83°F | 69°F | 88°F 2015 | 64°F 1952 | 85% |
| Jul 5 | 83°F | 70°F | 88°F 2019 | 64°F 1952 | 85% |
| Jul 6 | 83°F | 70°F | 88°F 1977 | 63°F 1955 | 85% |
| Jul 7 | 83°F | 70°F | 88°F 1980 | 64°F 1957 | 85% |
| Jul 8 | 83°F | 70°F | 89°F 1980 | 63°F 1956 | 85% |
| Jul 9 | 83°F | 70°F | 87°F 1967 | 64°F 1979 | 85% |
| Jul 10 | 83°F | 70°F | 87°F 1968 | 64°F 1975 | 85% |
| Jul 11 | 83°F | 70°F | 88°F 2024 | 62°F 1970 | 85% |
| Jul 12 | 83°F | 70°F | 90°F 2015 | 64°F 1955 | 86% |
| Jul 13 | 83°F | 70°F | 89°F 1980 | 64°F 1955 | 86% |
| Jul 14 | 83°F | 70°F | 88°F 1995 | 63°F 1950 | 86% |
| Jul 15 | 83°F | 70°F | 89°F 1995 | 64°F 1950 | 86% |
| Jul 16 | 83°F | 70°F | 89°F 1986 | 64°F 1955 | 86% |
| Jul 17 | 83°F | 70°F | 91°F 2004 | 63°F 1970 | 86% |
| Jul 18 | 83°F | 70°F | 88°F 1969 | 64°F 1963 | 86% |
| Jul 19 | 83°F | 70°F | 87°F 1980 | 64°F 1976 | 86% |
| Jul 20 | 83°F | 70°F | 87°F 1980 | 64°F 1955 | 86% |
| Jul 21 | 83°F | 70°F | 88°F 1974 | 63°F 1955 | 86% |
| Jul 22 | 83°F | 70°F | 88°F 1986 | 65°F 1955 | 86% |
| Jul 23 | 83°F | 70°F | 90°F 2004 | 64°F 1959 | 87% |
| Jul 24 | 83°F | 70°F | 91°F 2004 | 63°F 1955 | 87% |
| Jul 25 | 83°F | 70°F | 89°F 2003 | 63°F 1955 | 87% |
| Jul 26 | 83°F | 70°F | 93°F 2020 | 64°F 1956 | 87% |
| Jul 27 | 83°F | 70°F | 89°F 2003 | 64°F 1955 | 87% |
| Jul 28 | 83°F | 70°F | 87°F 1986 | 63°F 1999 | 87% |
| Jul 29 | 83°F | 70°F | 89°F 1986 | 63°F 1956 | 87% |
| Jul 30 | 83°F | 70°F | 89°F 1994 | 64°F 1955 | 87% |
| Jul 31 | 83°F | 70°F | 88°F 2015 | 64°F 1999 | 88% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (HST).
- July 1
- sunrise 5:45 AM, sunset 7:03 PM
- July 31
- sunrise 5:56 AM, sunset 6:57 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00021504 (Hilo Intl AP), public domain. Records: NOAA GHCN-Daily, station USW00021504, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.