STATION
Boise Air Terminal (KBOI)
GHCND ID
USW00024131
DATE
2009-12-21 · Winter · Day 355 of 2009
TMAX
48°F
TMIN
34°F
TRANGE
14°F
ZONE
valley_floor
COUNTY
ada
ELEVATION
860.5m · Valley Floor
COORDINATES
43.56705°N, -116.24062°W
SOURCE TIER
TIER 1 — PRIMARY FEDERAL SOURCE — NOAA GHCND
CONFIDENCE
0.95
SOURCE ORG
NOAA National Centers for Environmental Information — GHCND
RECORD ID
11f7397f8e847acc
INGESTED
2026-07-14T16:30:44 UTC
PIPELINE
boise-standard-weather-v1.0.0
CONTENT HASH
ebe58f36babc7e92
STATION DESC
The primary NWS observation station for the Treasure Valley. Boise Airport (KBOI) has recorded daily temperature since 1940, making it the longest continuous climate record in the region. Sits at 860 meters on the valley floor.
RECORD SINCE
1940 — 2009 is year 70 of record
On 2009-12-21 at
Boise Air Terminal (KBOI)
(Valley Floor, ada, 860.5m elevation),
the daily high temperature was 48°F
and the daily low was 34°F,
a diurnal range of 14°F.
Season: Winter.
Day 355 of 2009.
Source: NOAA National Centers for Environmental Information — GHCND.
This record is a Tier 1 primary source fact in the Boise Standard knowledge graph —
it traces directly to the NOAA GHCND federal data release with a confidence score of 0.95.
Pipeline: boise-standard-weather-v1.0.0.
Record ID: 11f7397f8e847acc.
