What was the temperature at Arrowrock Dam on 1977-01-09?

On 1977-01-09, the daily high at Arrowrock Dam (Boise River Basin, 3,241 ft, Boise County, Idaho) was 12°F and the daily low was 1°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Arrowrock Dam Weather — January 09, 1977

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

On 1977-01-09 at Arrowrock Dam (Boise River Basin, 3,241 ft elevation, Boise County, Idaho), the daily high temperature was 12°F and the daily low was 1°F, a diurnal range of 11°F. Season: Winter. Day 9 of 1977.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: 0bea7f14f29b46d7 · Hash: 1784facd175b149f

12°F

Daily High (TMAX)

1°F

Daily Low (TMIN)

11°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Arrowrock Dam

GHCND ID

USC00100448

Date

1977-01-09 · Winter · Day 9 of 1977

High (TMAX)

12°F

Low (TMIN)

1°F

Range

11°F

Zone

Boise River Basin

Elevation

3,241 ft · 988 m

Coordinates

43.6°N, 115.9167°W

Geography

boise_county

Source Tier

Tier 1 — Primary Federal Source — NOAA GHCND

Confidence

0.95

Record ID

0bea7f14f29b46d7

Content Hash

1784facd175b149f

Ingested

2026-07-25T14:45:12 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 4 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1977-01-09 | KBOI(860.5m) → USC00100448(988.0m) | Δelev=128m

conf=0.81 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1977-01-08 · Hi:16°F Lo:1°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1977-01-10 · Hi:17°F Lo:2°F

conf=1.00 · tier-2 · deterministic

WEATHER_EXTREME_EVENT

Phenomenon: phenomenon hard cold 1977

conf=0.99 · tier-2 · deterministic

Arrowrock Dam — January 09, 1977