—°F Boise, ID
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Weather Intelligence · Valley Floor · boise-standard-weather-v1.0.0

KBOI — June 21, 1999

WEATHER RECORD · KBOI · 1999-06-21 · boise-standard-weather-v1.0.0
HI 76°F · LO 64°F · RNG 12°F · 7 edges
76°F Daily High (TMAX)
64°F Daily Low (TMIN)
12°F Temp Range · Summer
7 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I aea0126ec525cb37
STATION Boise Air Terminal (KBOI)
GHCND ID USW00024131
DATE 1999-06-21 · Summer · Day 172 of 1999
TMAX 76°F
TMIN 64°F
TRANGE 12°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
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID aea0126ec525cb37
INGESTED 2026-07-14T16:30:44 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 20596ffd6ba55902
◈ STATION CONTEXT — KBOI MICROCLIMATE · VALLEY FLOOR
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
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1999-06-21 at Boise Air Terminal (KBOI) (Valley Floor, ada, 860.5m elevation), the daily high temperature was 76°F and the daily low was 64°F, a diurnal range of 12°F. Season: Summer. Day 172 of 1999. 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: aea0126ec525cb37.

◈ GRAPH EDGES — 7 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION Boise Foothills · 1999-06-21 · High: 70°F Low: 58°F · Elev: 1184.1m · conf=0.91 · T2·DET
WEATHER_CROSS_STATION Parma · 1999-06-21 · High: 91°F Low: 61°F · Elev: 698.0m · conf=0.83 · T2·DET
WEATHER_CROSS_STATION Deer Flat · 1999-06-21 · High: 77°F Low: 57°F · Elev: 765.0m · conf=0.80 · T2·DET
WEATHER_CROSS_STATION Homedale · 1999-06-21 · High: 92°F Low: 47°F · Elev: 679.7m · conf=0.84 · T2·DET
WEATHER_CROSS_STATION Lucky Peak · 1999-06-21 · High: 95°F Low: 57°F · Elev: 865.6m · conf=0.75 · T2·DET
WEATHER_TEMPORAL_SERIES KBOI · 1999-06-20 · High: 93°F Low: 55°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES KBOI · 1999-06-22 · High: 78°F Low: 54°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 aea0126ec525cb37 /treasure-valley/data/weather/kboi/1999/06/21/ 20596ffd6ba55902