IC
Idaho City
Boise County · Est. 1862
◈ MACHINE ACCESS
Historical Weather · South Fork Payette · idahocity-weather-v2.0.0

Lowman — September 15, 1999FROST EVENT

Lowman · 3,858 ft · South Fork Payette · Boise County, Idaho

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

On 1999-09-15 at Lowman (South Fork Payette, 3,858 ft elevation, Boise County, Idaho), the daily high temperature was 83°F and the daily low was 32°F, a diurnal range of 51°F. Season: Fall. Day 258 of 1999. This date recorded a frost event (low ≤ 36°F) during the growing season.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: 04262b7c26012432 · Hash: 702a7cfd846ac906
83°F
Daily High (TMAX)
32°F
Daily Low (TMIN)
51°F
Temp Range
5
Graph Edges
◈ Primary Source Record · NOAA GHCND · Tier 1
Station
Lowman
GHCND ID
USC00105414
Date
1999-09-15 · Fall · Day 258 of 1999
High (TMAX)
83°F
Low (TMIN)
32°F
Range
51°F
Zone
South Fork Payette
Elevation
3,858 ft · 1,176 m
Coordinates
44.0833°N, 115.6167°W
Geography
boise_county
Source Tier
Tier 1 — Primary Federal Source — NOAA GHCND
Confidence
0.95
Record ID
04262b7c26012432
Content Hash
702a7cfd846ac906
Ingested
2026-07-25T14:45:10 UTC
Pipeline
idahocity-weather-v2.0.0
◈ Graph Edges — 5 Connections · Tier 2 · Deterministic
WEATHER_CROSS_STATION
1999-09-15 | KBOI(860.5m) → USC00105414(1176.0m) | Δelev=316m
conf=0.91 · tier-2 · deterministic
WEATHER_TEMPORAL_SERIES
Lowman · 1999-09-14 · Hi:83°F Lo:32°F
conf=1.00 · tier-2 · deterministic
WEATHER_TEMPORAL_SERIES
Lowman · 1999-10-04 · Hi:78°F Lo:21°F
conf=1.00 · tier-2 · deterministic
WEATHER_SEASONAL_PATTERN
Lowman · 1998-09-15 · same month, consecutive year
conf=0.90 · tier-2 · deterministic
WEATHER_SEASONAL_PATTERN
Lowman · 2000-09-15 · same month, consecutive year
conf=0.90 · tier-2 · deterministic
◈ Provenance · Sources · Knowledge Graph Context
Every Source. Declared. Permanent.