STATION
Boise Air Terminal (KBOI)
GHCND ID
USW00024131
DATE
1999-05-10 · Spring · Day 130 of 1999
TMAX
56°F
TMIN
27°F
TRANGE
29°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 FLAGSHARD FREEZE
SOURCE ORG
NOAA National Centers for Environmental Information — GHCND
RECORD ID
d704a1d3e8cbcf74
INGESTED
2026-07-14T16:30:44 UTC
PIPELINE
boise-standard-weather-v1.0.0
CONTENT HASH
3428971260c99ab1
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 — 1999 is year 60 of record
On 1999-05-10 at
Boise Air Terminal (KBOI)
(Valley Floor, ada, 860.5m elevation),
the daily high temperature was 56°F
and the daily low was 27°F,
a diurnal range of 29°F.
Season: Spring.
Day 130 of 1999. This date recorded a hard freeze event (tmin ≤ 28°F).
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: d704a1d3e8cbcf74.
