What was the temperature at Idaho City on 1989-12-21?

On 1989-12-21, the daily high at Idaho City (Boise Basin, 3,970 ft, Boise County, Idaho) was 41°F and the daily low was 11°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Idaho City Weather — December 21, 1989

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

On 1989-12-21 at Idaho City (Boise Basin, 3,970 ft elevation, Boise County, Idaho), the daily high temperature was 41°F and the daily low was 11°F, a diurnal range of 30°F. Season: Winter. Day 355 of 1989.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: 6fe250b60d9f6ffc · Hash: 117331ecbddddc5f

41°F

Daily High (TMAX)

11°F

Daily Low (TMIN)

30°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Idaho City

GHCND ID

USC00104442

Date

1989-12-21 · Winter · Day 355 of 1989

High (TMAX)

41°F

Low (TMIN)

11°F

Range

30°F

Zone

Boise Basin

Elevation

3,970 ft · 1,210 m

Coordinates

43.8333°N, 115.8333°W

Geography

idaho_city

Source Tier

Tier 1 — Primary Federal Source — NOAA GHCND

Confidence

0.95

Record ID

6fe250b60d9f6ffc

Content Hash

117331ecbddddc5f

Ingested

2026-07-25T14:45:07 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 3 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1989-12-21 | KBOI(860.5m) → USC00104442(1207.0m) | Δelev=346m

conf=0.92 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Idaho City · 1989-12-20 · Hi:39°F Lo:11°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Idaho City · 1989-12-22 · Hi:46°F Lo:17°F

conf=1.00 · tier-2 · deterministic

Idaho City — December 21, 1989