What was the temperature at Idaho City on 1970-09-15?

On 1970-09-15, the daily high at Idaho City (Boise Basin, 3,970 ft, Boise County, Idaho) was 63°F and the daily low was 22°F. Source: NOAA GHCND. Pipeline: idahocity-weather-v2.0.0.

Idaho City Weather — September 15, 1970

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

On 1970-09-15 at Idaho City (Boise Basin, 3,970 ft elevation, Boise County, Idaho), the daily high temperature was 63°F and the daily low was 22°F, a diurnal range of 41°F. Season: Fall. Day 258 of 1970. This date recorded a hard freeze (low ≤ 28°F) during the growing season.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: 84de190f6b15cb9a · Hash: e2659aec4983a170

63°F

Daily High (TMAX)

22°F

Daily Low (TMIN)

41°F

Temp Range

Graph Edges

◈ Primary Source Record · NOAA GHCND · Tier 1

Station

Idaho City

GHCND ID

USC00104442

Date

1970-09-15 · Fall · Day 258 of 1970

High (TMAX)

63°F

Low (TMIN)

22°F

Range

41°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

84de190f6b15cb9a

Content Hash

e2659aec4983a170

Ingested

2026-07-25T14:45:07 UTC

Pipeline

idahocity-weather-v2.0.0

◈ Graph Edges — 5 Connections · Tier 2 · Deterministic

WEATHER_CROSS_STATION

1970-09-15 | KBOI(860.5m) → USC00104442(1207.0m) | Δelev=346m

conf=0.92 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Idaho City · 1970-09-14 · Hi:55°F Lo:20°F

conf=1.00 · tier-2 · deterministic

WEATHER_TEMPORAL_SERIES

Idaho City · 1970-09-16 · Hi:70°F Lo:25°F

conf=1.00 · tier-2 · deterministic

WEATHER_SEASONAL_PATTERN

Idaho City · 1969-09-15 · same month, consecutive year

conf=0.90 · tier-2 · deterministic

WEATHER_SEASONAL_PATTERN

Idaho City · 1971-09-15 · same month, consecutive year

conf=0.90 · tier-2 · deterministic

Idaho City — September 15, 1970HARD FREEZE