What was the temperature at Idaho City on 1991-12-21?

On 1991-12-21, the daily high at Idaho City (Boise Basin, 3,970 ft, Boise County, Idaho) was 33°F and the daily low was 6°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Idaho City Weather — December 21, 1991

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

On 1991-12-21 at Idaho City (Boise Basin, 3,970 ft elevation, Boise County, Idaho), the daily high temperature was 33°F and the daily low was 6°F, a diurnal range of 27°F. Season: Winter. Day 355 of 1991.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: faa5d82b70970a5a · Hash: 3cf2a5c7655641e3

33°F

Daily High (TMAX)

6°F

Daily Low (TMIN)

27°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Idaho City

GHCND ID

USC00104442

Date

1991-12-21 · Winter · Day 355 of 1991

High (TMAX)

33°F

Low (TMIN)

6°F

Range

27°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

faa5d82b70970a5a

Content Hash

3cf2a5c7655641e3

Ingested

2026-07-25T14:45:07 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 4 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1991-12-21 | KBOI(860.5m) → USC00104442(1207.0m) | Δelev=346m

conf=0.92 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Idaho City · 1991-12-20 · Hi:36°F Lo:6°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Idaho City · 1991-12-22 · Hi:34°F Lo:8°F

conf=1.00 · tier-2 · deterministic

WEATHER_EXTREME_EVENT

Phenomenon: phenomenon hard cold 1991

conf=0.99 · tier-2 · deterministic

Idaho City — December 21, 1991