McClellan AFB
Weather station · 38.7°N 121.4°W · 21 m above sea level
ICAO KMCCStation data since 1949
Record high
38.3°C
in 1964
Record low
8.9°C
in 1968
Average high
31.5°C
all years on record
10.3°C short of the record for 23 September
Today’s high 28.0°C against 38.3°C in 1964. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
43.3°C
- Date
- Saturday, 19 August 1950
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- McClellan AFB, United States
- Position
- 38.68°N 121.40°W · 21 m
Highest highest in available records since 1949. Source: NOAA GHCN-Daily.
All-time record low
−6.1°C
- Date
- Tuesday, 11 January 1949
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- McClellan AFB, United States
- Position
- 38.68°N 121.40°W · 21 m
Highest and lowest lowest in available records since 1949. Source: NOAA GHCN-Daily.
Where McClellan AFB is
38.68°N 121.40°W
Records by month
Jan
23.9°
−6.1°
Feb
23.9°
−2.8°
Mar
31.0°
−2.8°
Apr
34.4°
1.1°
May
39.4°
2.2°
Jun
43.3°
6.7°
Jul
42.8°
8.9°
Aug
43.3°
9.4°
Sep
43.3°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 28.0°C | 00:15 UTC | 17.0°C | 06:55 UTC |
| 2026-09-22 | 28.0°C | 23:35 UTC | 15.0°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), 1949 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
