What was the temperature at Arrowrock Dam on 1988-04-21?

On 1988-04-21, the daily high at Arrowrock Dam (Boise River Basin, 3,241 ft, Boise County, Idaho) was 55°F and the daily low was 41°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Arrowrock Dam Weather — April 21, 1988

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

On 1988-04-21 at Arrowrock Dam (Boise River Basin, 3,241 ft elevation, Boise County, Idaho), the daily high temperature was 55°F and the daily low was 41°F, a diurnal range of 14°F. Season: Spring. Day 112 of 1988.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: d1b510bb424234b3 · Hash: ab3d9ef563e3f2c9

55°F

Daily High (TMAX)

41°F

Daily Low (TMIN)

14°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Arrowrock Dam

GHCND ID

USC00100448

Date

1988-04-21 · Spring · Day 112 of 1988

High (TMAX)

55°F

Low (TMIN)

41°F

Range

14°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

d1b510bb424234b3

Content Hash

ab3d9ef563e3f2c9

Ingested

2026-07-25T14:45:12 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 3 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1988-04-21 | KBOI(860.5m) → USC00100448(988.0m) | Δelev=128m

conf=0.81 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1988-04-20 · Hi:67°F Lo:41°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1988-04-22 · Hi:58°F Lo:38°F

conf=1.00 · tier-2 · deterministic

Arrowrock Dam — April 21, 1988