What was the temperature at Arrowrock Dam on 1981-09-15?

On 1981-09-15, the daily high at Arrowrock Dam (Boise River Basin, 3,241 ft, Boise County, Idaho) was 88°F and the daily low was 50°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Arrowrock Dam Weather — September 15, 1981

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

On 1981-09-15 at Arrowrock Dam (Boise River Basin, 3,241 ft elevation, Boise County, Idaho), the daily high temperature was 88°F and the daily low was 50°F, a diurnal range of 38°F. Season: Fall. Day 258 of 1981.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: 269b2419a642d0f6 · Hash: 95291739d7cfd94f

88°F

Daily High (TMAX)

50°F

Daily Low (TMIN)

38°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Arrowrock Dam

GHCND ID

USC00100448

Date

1981-09-15 · Fall · Day 258 of 1981

High (TMAX)

88°F

Low (TMIN)

50°F

Range

38°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

269b2419a642d0f6

Content Hash

95291739d7cfd94f

Ingested

2026-07-25T14:45:12 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 5 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1981-09-15 | KBOI(860.5m) → USC00100448(988.0m) | Δelev=128m

conf=0.81 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1981-09-14 · Hi:91°F Lo:53°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1981-09-16 · Hi:90°F Lo:50°F

conf=1.00 · tier-2 · deterministic

WEATHER_SEASONAL_PATTERN

Arrowrock Dam · 1980-09-15 · same month, consecutive year

conf=0.90 · tier-2 · deterministic

WEATHER_SEASONAL_PATTERN

Arrowrock Dam · 1982-09-15 · same month, consecutive year

conf=0.90 · tier-2 · deterministic

Arrowrock Dam — September 15, 1981