What was the temperature at Arrowrock Dam on 1984-10-15?

On 1984-10-15, the daily high at Arrowrock Dam (Boise River Basin, 3,241 ft, Boise County, Idaho) was 47°F and the daily low was 31°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Arrowrock Dam Weather — October 15, 1984

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

On 1984-10-15 at Arrowrock Dam (Boise River Basin, 3,241 ft elevation, Boise County, Idaho), the daily high temperature was 47°F and the daily low was 31°F, a diurnal range of 16°F. Season: Fall. Day 289 of 1984. This date recorded a frost event (low ≤ 36°F) during the growing season.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: 8e60d50103c4f233 · Hash: fd6758f7e4cbff23

47°F

Daily High (TMAX)

31°F

Daily Low (TMIN)

16°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Arrowrock Dam

GHCND ID

USC00100448

Date

1984-10-15 · Fall · Day 289 of 1984

High (TMAX)

47°F

Low (TMIN)

31°F

Range

16°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

8e60d50103c4f233

Content Hash

fd6758f7e4cbff23

Ingested

2026-07-25T14:45:12 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 5 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1984-10-15 | KBOI(860.5m) → USC00100448(988.0m) | Δelev=128m

conf=0.81 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1984-10-14 · Hi:53°F Lo:38°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1984-10-16 · Hi:50°F Lo:28°F

conf=1.00 · tier-2 · deterministic

WEATHER_SEASONAL_PATTERN

Arrowrock Dam · 1983-10-15 · same month, consecutive year

conf=0.90 · tier-2 · deterministic

WEATHER_SEASONAL_PATTERN

Arrowrock Dam · 1985-10-15 · same month, consecutive year

conf=0.90 · tier-2 · deterministic

Arrowrock Dam — October 15, 1984FROST EVENT