Ontario Muni
Weather station · 44.0°N 117.0°W · 668 m above sea level
ICAO KONOStation data since 1997
Record high
31.7°C
in 2011
Record low
2.2°C
in 2017
Average high
25.6°C
all years on record
4.5°C short of the record for 23 September
Today’s high 27.2°C against 31.7°C in 2011. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
44.4°C
- Date
- Friday, 12 July 2002
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Ontario Muni, United States
- Position
- 44.01°N 117.01°W · 668 m
Highest highest in available records since 1997. Source: NOAA GHCN-Daily.
All-time record low
−28.8°C
- Date
- Saturday, 7 January 2017
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Ontario Muni, United States
- Position
- 44.01°N 117.01°W · 668 m
Highest and lowest lowest in available records since 1997. Source: NOAA GHCN-Daily.
Where Ontario Muni is
44.01°N 117.01°W
Records by month
Jan
12.2°
−28.8°
Feb
20.6°
−18.2°
Mar
27.8°
−10.6°
Apr
32.2°
−7.1°
May
37.8°
−3.3°
Jun
42.8°
2.2°
Jul
44.4°
6.7°
Aug
42.8°
3.9°
Sep
38.9°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 27.2°C | 00:53 UTC | 16.1°C | 07:53 UTC |
| 2026-09-22 | 30.0°C | 23:53 UTC | 10.6°C | 14:53 UTC |
Nearby stations
- Caldwell Ind ArptUnited States51.5 km
- Nampa MuniUnited States62 km
- Boise ArptUnited States79.3 km
- BOISE AIR TERMINALUnited States79.8 km
- Baker MuniUnited States112.1 km
- McCall MuniUnited States121.6 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), 1997 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
