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California Weather Data: Station Description

Description of SANJOSE.A (CIMIS #69, San Jose)

Network:

CIMIS — California Irrigation Management Information System

Observer

SANTA CLARA VALLEY WATER DISTRICT - DWR CENTRAL DISTRICT

Location

Near the intersection of Winchester and Steven's Creek Road.
County: Santa Clara    Nearest City: San Jose
Latitude: 37 deg 20 min N    Longitude: 121 deg 57 min W    Elevation: 125 ft

Station and site characteristics

Manufacturer/model: Campbell Scientific Inc. CR-10 ( or CR-10X)
Ground cover: Irrigated grass

Available data

UC IPM database records begin/end: June 8, 1987  /  November 21, 2002
Reporting interval: Daily
Stored variables:
Air Temperature, max/min: Daily max/min measured at 1.5 m (4.92 ft).
Reference Evapotranspiration: Calculated from CIMIS hourly values.
Precipitation: Daily total measured in a 20 cm (8 in) diameter gauge.
Relative Humidity, max/min: Daily max/min relative humidity measured at 1.5 m (4.92 ft).
Soil Temperature, max/min: Daily max/min measured at a 15 cm (6 in) depth.
Solar Radiation: Daily global radiation measured by Licor pyranometer at 2 m (6.5 ft).
Wind Speed/Direction: Daily average measured at 2 m (6.5 ft).
Variables with computed averages: air temp, soil temp, solar

Comments

Located in an urban area of San Jose.


Details about reported variables

Air Temperature, max/min
Variable or Sensor: Daily max/min measured at 1.5 m (4.92 ft).
Height of Sensor: 1.5 m (4.92 ft)
Backup Station #1 / #2 UNION_CITY.A   /  SANJOSE.C
Averages Station Backup: SANJOSE.A

88% of possible values are stored for the period 06/08/1987 to 11/21/2002.

Reference Evapotranspiration
Variable or Sensor: Calculated from CIMIS hourly values.

98% of possible values are stored for the period 06/08/1987 to 11/21/2002.

Precipitation
Variable or Sensor: Daily total measured in a 20 cm (8 in) diameter gauge.
Backup Station #1 / #2 UNION_CITY.A   /  SANJOSE.C
Averages Station Backup: SANJOSE.A
Comment: 10/1/97 - 11/21/97 cable from rain gauge to data logger was cut. Precipüdata missing for that period.

97% of possible values are stored for the period 06/08/1987 to 11/21/2002.

Relative Humidity, max/min
Variable or Sensor: Daily max/min relative humidity measured at 1.5 m (4.92 ft).
Height of Sensor: 1.5 m (4.92 ft)

100% of possible values are stored for the period 06/08/1987 to 11/21/2002.

Soil Temperature, max/min
Variable or Sensor: Daily max/min measured at a 15 cm (6 in) depth.
Height of Sensor: 15 cm (6 in) depth
Backup Station #1 UNION_CITY.A

99% of possible values are stored for the period 06/08/1987 to 11/21/2002.

Solar Radiation
Variable or Sensor: Daily global radiation measured by Licor pyranometer at 2 m (6.5 ft).
Height of Sensor: 2 m (6.5 ft)
Backup Station #1 UNION_CITY.A
Averages Station Backup: SANJOSE.A

98% of possible values are stored for the period 06/08/1987 to 11/21/2002.

Wind Speed/Direction
Variable or Sensor: Daily average measured at 2 m (6.5 ft).
Height of Sensor: 2 m (6.5 ft)

100% of possible values are stored for the period 06/08/1987 to 11/21/2002.

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