What was the temperature at Arrowrock Dam on 1998-08-12?

On 1998-08-12, the daily high at Arrowrock Dam (Boise River Basin, 3,241 ft, Boise County, Idaho) was 98°F and the daily low was 61°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Arrowrock Dam Weather — August 12, 1998

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

On 1998-08-12 at Arrowrock Dam (Boise River Basin, 3,241 ft elevation, Boise County, Idaho), the daily high temperature was 98°F and the daily low was 61°F, a diurnal range of 37°F. Season: Summer. Day 224 of 1998. This date recorded a heat event (high ≥ 95°F) at 3,241 ft.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: 8bf3d2b301322e5b · Hash: 69f8b66199d0eac6

98°F

Daily High (TMAX)

61°F

Daily Low (TMIN)

37°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Arrowrock Dam

GHCND ID

USC00100448

Date

1998-08-12 · Summer · Day 224 of 1998

High (TMAX)

98°F

Low (TMIN)

61°F

Range

37°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

8bf3d2b301322e5b

Content Hash

69f8b66199d0eac6

Ingested

2026-07-25T14:45:12 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 3 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1998-08-12 | KBOI(860.5m) → USC00100448(988.0m) | Δelev=128m

conf=0.81 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1998-08-11 · Hi:95°F Lo:60°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Arrowrock Dam · 1998-08-13 · Hi:94°F Lo:62°F

conf=1.00 · tier-2 · deterministic

Arrowrock Dam — August 12, 1998HEAT EVENT