Boulder Muni
Weather station · 40.0°N 105.2°W · 1614 m above sea level
ICAO KBDUStation data since 2017
Record high
30.0°C
in 2018
Record low
6.1°C
in 2024
Average high
25.7°C
all years on record
4.0°C short of the record for 23 September
Today’s high 26.0°C against 30.0°C in 2018. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
40.0°C
- Date
- Sunday, 2 August 2026
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Boulder Muni, United States
- Position
- 40.04°N 105.23°W · 1614 m
Highest highest in available records since 2017. Source: NOAA GHCN-Daily.
All-time record low
−24.9°C
- Date
- Thursday, 22 December 2022
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Boulder Muni, United States
- Position
- 40.04°N 105.23°W · 1614 m
Highest and lowest lowest in available records since 2017. Source: NOAA GHCN-Daily.
Where Boulder Muni is
40.04°N 105.23°W
Every year on record
2017 to 2026
Annual average · °C
Trend over 8 years with data: +1.73 °C per decade
Source: NOAA GHCN-Daily. Years the station did not cover are left as gaps, never joined across. The dashed line is a least squares trend through the years that have data.
Records by month
Jan
21.1°
−22.7°
Feb
22.8°
−22.7°
Mar
32.2°
−19.9°
Apr
30.0°
−9.9°
May
31.1°
0.0°
Jun
37.8°
5.0°
Jul
38.9°
10.0°
Aug
40.0°
7.8°
Sep
37.2°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 26.0°C | 00:15 UTC | 18.0°C | 04:35 UTC |
| 2026-09-22 | 28.0°C | 19:35 UTC | 17.0°C | 15:35 UTC |
Nearby stations
Data sources for this page
| Figure | Source | Type |
|---|---|---|
| Right now, today so far | NOAA Aviation Weather Center (METAR) and NOAA NWS WMO bulletins (SYNOP) | Measured, station |
| All-time, monthly and on-this-day records | NOAA NCEI Global Historical Climatology Network daily (GHCN-Daily), 2017 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
