What was the temperature at Deadwood Dam on 1966-08-21?

On 1966-08-21, the daily high at Deadwood Dam (Deadwood River Basin, 5,384 ft, Boise County, Idaho) was 78°F and the daily low was 29°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Deadwood Dam Weather — August 21, 1966

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

On 1966-08-21 at Deadwood Dam (Deadwood River Basin, 5,384 ft elevation, Boise County, Idaho), the daily high temperature was 78°F and the daily low was 29°F, a diurnal range of 49°F. Season: Summer. Day 233 of 1966. This date recorded a frost event (low ≤ 36°F) during the growing season.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: a6b2f40cca063b06 · Hash: 14e8647323b886c8

78°F

Daily High (TMAX)

29°F

Daily Low (TMIN)

49°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Deadwood Dam

GHCND ID

USC00102385

Date

1966-08-21 · Summer · Day 233 of 1966

High (TMAX)

78°F

Low (TMIN)

29°F

Range

49°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

a6b2f40cca063b06

Content Hash

14e8647323b886c8

Ingested

2026-07-25T14:45:13 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 3 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1966-08-21 | KBOI(860.5m) → USC00102385(1641.0m) | Δelev=780m

conf=0.95 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Deadwood Dam · 1966-08-20 · Hi:79°F Lo:31°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Deadwood Dam · 1966-08-22 · Hi:85°F Lo:29°F

conf=1.00 · tier-2 · deterministic

Deadwood Dam — August 21, 1966FROST EVENT