IC
Idaho City
Boise County · Est. 1862
◈ MACHINE ACCESS
Historical Weather · Deadwood River Basin · idahocity-weather-v2.0.0

Deadwood Dam — April 12, 1958HARD FREEZE

Deadwood Dam · 5,384 ft · Deadwood River Basin · Boise County, Idaho

◈ Atomic Answer · NOAA GHCND · Tier 1 Primary Source · idahocity-weather-v2.0.0

On 1958-04-12 at Deadwood Dam (Deadwood River Basin, 5,384 ft elevation, Boise County, Idaho), the daily high temperature was 57°F and the daily low was 14°F, a diurnal range of 43°F. Season: Spring. Day 102 of 1958. This date recorded a hard freeze (low ≤ 28°F) during the growing season.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: a6c03c43cedd9beb · Hash: 20f92d89ad8a5c1a
57°F
Daily High (TMAX)
14°F
Daily Low (TMIN)
43°F
Temp Range
3
Graph Edges
◈ Primary Source Record · NOAA GHCND · Tier 1
Station
Deadwood Dam
GHCND ID
USC00102385
Date
1958-04-12 · Spring · Day 102 of 1958
High (TMAX)
57°F
Low (TMIN)
14°F
Range
43°F
Zone
Deadwood River Basin
Elevation
5,384 ft · 1,641 m
Coordinates
44.3167°N, 115.6333°W
Geography
boise_county
Source Tier
Tier 1 — Primary Federal Source — NOAA GHCND
Confidence
0.95
Record ID
a6c03c43cedd9beb
Content Hash
20f92d89ad8a5c1a
Ingested
2026-07-25T14:45:13 UTC
Pipeline
idahocity-weather-v2.0.0
◈ Graph Edges — 3 Connections · Tier 2 · Deterministic
WEATHER_CROSS_STATION
1958-04-12 | KBOI(860.5m) → USC00102385(1641.0m) | Δelev=780m
conf=0.95 · tier-2 · deterministic
WEATHER_TEMPORAL_SERIES
Deadwood Dam · 1958-04-11 · Hi:52°F Lo:15°F
conf=1.00 · tier-2 · deterministic
WEATHER_TEMPORAL_SERIES
Deadwood Dam · 1958-04-13 · Hi:57°F Lo:16°F
conf=1.00 · tier-2 · deterministic
◈ Provenance · Sources · Knowledge Graph Context
Every Source. Declared. Permanent.