Hilo Intl
Weather station · 19.7°N 155.0°W · 9 m above sea level
ICAO PHTOWMO 91285Station data since 1949
Record high
31.7°C
in 1995
Record low
17.2°C
in 2006
Average high
28.9°C
all years on record
2.8°C short of the record for 23 September
Today’s high 28.9°C against 31.7°C in 1995. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
34.4°C
- Date
- Friday, 20 May 1966
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Hilo Intl, United States
- Position
- 19.72°N 155.05°W · 9 m
Highest highest in available records since 1949. Source: NOAA GHCN-Daily.
All-time record low
11.7°C
- Date
- Wednesday, 21 February 1962
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Hilo Intl, United States
- Position
- 19.72°N 155.05°W · 9 m
Highest and lowest lowest in available records since 1949. Source: NOAA GHCN-Daily.
Where Hilo Intl is
19.72°N 155.05°W
Every year on record
1949 to 2026
Annual average · °C
Trend over 76 years with data: +0.13 °C per decade
Source: NOAA GHCN-Daily. Years the station did not cover are left as gaps, never joined across. The dashed line is a least squares trend through the years that have data.
Records by month
Jan
33.3°
12.2°
Feb
33.3°
11.7°
Mar
33.9°
12.2°
Apr
31.7°
14.4°
May
34.4°
14.4°
Jun
32.2°
16.1°
Jul
33.9°
16.7°
Aug
33.9°
17.2°
Sep
33.9°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 28.9°C | 00:29 UTC | 25.0°C | 05:53 UTC |
| 2026-09-22 | 27.8°C | 23:53 UTC | 22.2°C | 15:53 UTC |
Nearby stations
- HILO INTERNATIONAL AIRPORTUnited States0.3 km
- BradshawUnited States53.4 km
- Keahole Point/Kona IntlUnited States104.7 km
- Kahului ArptUnited States194.2 km
- KAHULUI AIRPORTUnited States194.9 km
- Lanai ArptUnited States231.4 km
Data sources for this page
| Figure | Source | Type |
|---|---|---|
| Right now, today so far | NOAA Aviation Weather Center (METAR) and NOAA NWS WMO bulletins (SYNOP) | Measured, station |
| All-time, monthly and on-this-day records | NOAA NCEI Global Historical Climatology Network daily (GHCN-Daily), 1949 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
