Tracy, CA

Climate overview — based on NOAA 1991-2020 normals from TRACY CARBONA, CA US.

BSk Semi-arid (cold) climate 9a USDA hardiness Zone 9a

Year-round temperatures (°F)

30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Tracy has an annual average temperature of 61°F with about 12.7 inches of precipitation per year. The warmest month is July (average high 93.2°F), and the coldest is January (average low 36.4°F). February is typically the wettest month (2.57 in) and July the driest (0.00 in).

Annual swing
28.5°F
warmest to coldest month
Heating need
2,403
Cooling need
954

Best time to visit Tracy

Full guide →

Climate change signal

All-time records →

60 of 366 (16.4%) of Tracy's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1900s
0
1910s
0
1940s
5
1950s
49
1960s
57
1970s
52
1980s
45
1990s
46
2000s
40
2010s
37
2020s
35

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 57.2°F 36.4°F 46.8°F 2.34 in
February 62.1°F 38.9°F 50.5°F 2.57 in
March 68.0°F 41.6°F 54.8°F 1.72 in
April 73.4°F 45.0°F 59.2°F 0.99 in
May 80.4°F 50.3°F 65.4°F 0.72 in
June 88.3°F 54.9°F 71.6°F 0.15 in
July 93.2°F 56.6°F 74.9°F 0.00 in
August 92.1°F 55.6°F 73.9°F 0.03 in
September 88.5°F 53.5°F 71.0°F 0.08 in
October 78.9°F 48.1°F 63.5°F 0.69 in
November 66.7°F 40.7°F 53.7°F 1.11 in
December 56.3°F 36.4°F 46.4°F 2.32 in

Climate twins of Tracy

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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