—°F Boise, ID
◈ MACHINE ACCESS
Weather Intelligence · Foothills Margin · boise-standard-weather-v1.0.0

Boise Foothills — May 31, 1988FROST EVENT

WEATHER RECORD · BOISE FOOTHILLS · 1988-05-31 · boise-standard-weather-v1.0.0
HI 66°F · LO 35°F · RNG 31°F · 3 edges
66°F Daily High (TMAX)
35°F Daily Low (TMIN)
31°F Temp Range · Spring
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I cfa9efef36fe4ef0
STATION Boise 7 N (Foothills)
GHCND ID USC00101017
DATE 1988-05-31 · Spring · Day 152 of 1988
TMAX 66°F
TMIN 35°F
TRANGE 31°F
ZONE foothills_margin
COUNTY ada
ELEVATION 1184.1m · Foothills Margin
COORDINATES 43.7383°N, -116.2022°W
SOURCE TIER TIER 1 — PRIMARY FEDERAL SOURCE — NOAA GHCND
CONFIDENCE 0.95
EVENT FLAGSFROST EVENT
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID cfa9efef36fe4ef0
INGESTED 2026-07-14T16:30:48 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 059cd0062329caa6
◈ STATION CONTEXT — BOISE FOOTHILLS MICROCLIMATE · FOOTHILLS MARGIN
STATION DESC Foothills station 324 meters above KBOI. Captures the Boise Front microclimate — cooler summers, deeper inversions, earlier frost dates than the valley floor. Critical for understanding the elevation gradient across the Treasure Valley.
RECORD SINCE 1973 — 1988 is year 16 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1988-05-31 at Boise 7 N (Foothills) (Foothills Margin, ada, 1184.1m elevation), the daily high temperature was 66°F and the daily low was 35°F, a diurnal range of 31°F. Season: Spring. Day 152 of 1988. 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: cfa9efef36fe4ef0.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1988-05-31 · High: 68°F Low: 38°F · Elev: 860.5m · conf=0.91 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 1988-05-30 · High: 56°F Low: 40°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 1988-06-01 · High: 60°F Low: 50°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 cfa9efef36fe4ef0 /treasure-valley/data/weather/boise-foothills/1988/05/31/ 059cd0062329caa6