What was the temperature at Deadwood Dam on 1957-09-21?

On 1957-09-21, the daily high at Deadwood Dam (Deadwood River Basin, 5,384 ft, Boise County, Idaho) was 69°F and the daily low was 26°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Deadwood Dam Weather — September 21, 1957

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

On 1957-09-21 at Deadwood Dam (Deadwood River Basin, 5,384 ft elevation, Boise County, Idaho), the daily high temperature was 69°F and the daily low was 26°F, a diurnal range of 43°F. Season: Fall. Day 264 of 1957. This date recorded a hard freeze (low ≤ 28°F) during the growing season.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: ba3f99786be7dfaf · Hash: 3f0aaf42ba7a4152

69°F

Daily High (TMAX)

26°F

Daily Low (TMIN)

43°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Deadwood Dam

GHCND ID

USC00102385

Date

1957-09-21 · Fall · Day 264 of 1957

High (TMAX)

69°F

Low (TMIN)

26°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

ba3f99786be7dfaf

Content Hash

3f0aaf42ba7a4152

Ingested

2026-07-25T14:45:13 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 3 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1957-09-21 | KBOI(860.5m) → USC00102385(1641.0m) | Δelev=780m

conf=0.95 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Deadwood Dam · 1957-09-20 · Hi:63°F Lo:27°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Deadwood Dam · 1957-09-22 · Hi:74°F Lo:27°F

conf=1.00 · tier-2 · deterministic

Deadwood Dam — September 21, 1957HARD FREEZE