What was the temperature at Idaho City on 1989-05-15?

On 1989-05-15, the daily high at Idaho City (Boise Basin, 3,970 ft, Boise County, Idaho) was 64°F and the daily low was 36°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Idaho City Weather — May 15, 1989

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

On 1989-05-15 at Idaho City (Boise Basin, 3,970 ft elevation, Boise County, Idaho), the daily high temperature was 64°F and the daily low was 36°F, a diurnal range of 28°F. Season: Spring. Day 135 of 1989. This date recorded a frost event (low ≤ 36°F) during the growing season.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: cf200ad777f0a0cb · Hash: ed936ca466da9806

64°F

Daily High (TMAX)

36°F

Daily Low (TMIN)

28°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Idaho City

GHCND ID

USC00104442

Date

1989-05-15 · Spring · Day 135 of 1989

High (TMAX)

64°F

Low (TMIN)

36°F

Range

28°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

cf200ad777f0a0cb

Content Hash

ed936ca466da9806

Ingested

2026-07-25T14:45:07 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 5 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1989-05-15 | KBOI(860.5m) → USC00104442(1207.0m) | Δelev=346m

conf=0.92 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Idaho City · 1989-05-14 · Hi:59°F Lo:32°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Idaho City · 1989-05-16 · Hi:69°F Lo:33°F

conf=1.00 · tier-2 · deterministic

WEATHER_SEASONAL_PATTERN

Idaho City · 1988-05-15 · same month, consecutive year

conf=0.90 · tier-2 · deterministic

WEATHER_SEASONAL_PATTERN

Idaho City · 1990-05-15 · same month, consecutive year

conf=0.90 · tier-2 · deterministic

Idaho City — May 15, 1989FROST EVENT