Boise Arpt
Weather station · 43.6°N 116.2°W · 860 m above sea level
ICAO KBOIWMO 72681Station data since 1940
Record high
34.4°C
in 1987
Record low
−1.7°C
in 1984
Average high
24.2°C
all years on record
6.6°C short of the record for 23 September
Today’s high 27.8°C against 34.4°C in 1987. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
43.9°C
- Date
- Tuesday, 19 July 1960
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Boise Arpt, United States
- Position
- 43.57°N 116.24°W · 860 m
Highest highest in available records since 1940. Source: NOAA GHCN-Daily.
All-time record low
−31.7°C
- Date
- Saturday, 22 December 1990
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Boise Arpt, United States
- Position
- 43.57°N 116.24°W · 860 m
Highest and lowest lowest in available records since 1940. Source: NOAA GHCN-Daily.
Where Boise Arpt is
43.57°N 116.24°W
Every year on record
1940 to 2026
Annual average · °C
Trend over 86 years with data: +0.22 °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
18.9°
−27.2°
Feb
21.7°
−26.1°
Mar
28.3°
−14.4°
Apr
33.3°
−7.2°
May
37.8°
−5.6°
Jun
43.3°
−0.6°
Jul
43.9°
1.7°
Aug
43.3°
1.1°
Sep
40.0°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 27.8°C | 00:53 UTC | 16.1°C | 06:53 UTC |
| 2026-09-22 | 28.9°C | 21:53 UTC | 16.7°C | 14:53 UTC |
Nearby stations
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), 1940 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
