STATION
Boise Air Terminal (KBOI)
GHCND ID
USW00024131
DATE
1944-04-09 · Spring · Day 100 of 1944
TMAX
57°F
TMIN
36°F
TRANGE
21°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
EVENT FLAGSFROST EVENT
SOURCE ORG
NOAA National Centers for Environmental Information — GHCND
RECORD ID
63b4970d5779c817
INGESTED
2026-07-14T16:30:44 UTC
PIPELINE
boise-standard-weather-v1.0.0
CONTENT HASH
daae488de6980e0b
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 — 1944 is year 5 of record
On 1944-04-09 at
Boise Air Terminal (KBOI)
(Valley Floor, ada, 860.5m elevation),
the daily high temperature was 57°F
and the daily low was 36°F,
a diurnal range of 21°F.
Season: Spring.
Day 100 of 1944. This date recorded a frost event (tmin ≤ 36°F during growing season).
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: 63b4970d5779c817.
