Climate and monthly weather forecastTracy, CA
Climate and monthly weather forecast
Weather in January
January is a refreshing winter month in Tracy, California, with temperature in the range of an average low of 40.1°F (4.5°C) and an average high of 55.8°F (13.2°C). In January, Tracy experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 54.1°F (12.3°C) in December to a moderate 55.8°F (13.2°C). Weather in January »Weather in February
February, the last month of the winter in Tracy, is another mild month, with an average temperature varying between 59.4°F (15.2°C) and 41°F (5°C). The average high-temperature during February registers at a still refreshing 59.4°F (15.2°C), closely corresponding to the preceding month. Weather in February »Weather in March
March, the first month of the spring in Tracy, is a refreshing month, with temperature in the range of an average low of 43.2°F (6.2°C) and an average high of 63.1°F (17.3°C). Tracy's shift from February to March is accompanied by an average high-temperature of a comfortable 63.1°F (17.3°C), a slight deviation from 59.4°F (15.2°C). Weather in March »Weather in April
April is an agreeable spring month in Tracy, California, with an average temperature fluctuating between 46°F (7.8°C) and 69.4°F (20.8°C). In Tracy, stepping into April brings a gentle temperature nudge, moving slightly up from March's refreshing 63.1°F (17.3°C) to a pleasant 69.4°F (20.8°C). Weather in April »Weather in May
May, the last month of the spring in Tracy, is a moderately hot month, with an average temperature varying between 76.5°F (24.7°C) and 49.8°F (9.9°C). With the transition into May, Tracy experiences a subtle uplift in average high-temperatures, adjusting from a pleasant 69.4°F (20.8°C) in April to a moderately hot 76.5°F (24.7°C). Weather in May »Weather in June
June, the first month of the summer in Tracy, is a tropical month, with temperature in the range of an average low of 55.6°F (13.1°C) and an average high of 86.4°F (30.2°C). As June begins, there is an increase in the average high-temperature, moving from a moderately hot 76.5°F (24.7°C) in May to a hot 86.4°F (30.2°C). Weather in June »Weather in July
July, like June, is a hot summer month in Tracy, California, with an average temperature varying between 92.5°F (33.6°C) and 58.1°F (14.5°C). July, marked by an average high-temperature of 92.5°F (33.6°C) and a low-temperature of 58.1°F (14.5°C), is the warmest month. The heat index value for July is computed to be a fiery hot 96.8°F (36°C). Weather in July »Weather in August
August, the last month of the summer in Tracy, is also a hot month, with an average temperature ranging between max 91.4°F (33°C) and min 58.6°F (14.8°C). Tracy's weather in August indicates an average high-temperature of a still hot 91.4°F (33°C), nearly consistent with the 92.5°F (33.6°C) of July. Weather in August »Weather in September
The first month of the autumn, September, is still a tropical month in Tracy, California, with an average temperature varying between 86.5°F (30.3°C) and 56.8°F (13.8°C). Tracy experiences a subtle adjustment in high-temperatures to a still tropical 86.5°F (30.3°C) with the onset of September, maintaining near parity with August's 91.4°F (33°C). Weather in September »Weather in October
October, the same as September, is a moderately hot autumn month in Tracy, California, with an average temperature ranging between max 75.6°F (24.2°C) and min 52.7°F (11.5°C). The transition into October involves a decrease in the average high-temperature, falling from a tropical 86.5°F (30.3°C) in September to a moderately hot 75.6°F (24.2°C). Weather in October »Weather in November
The last month of the autumn, November, is another comfortable month in Tracy, California, with an average temperature fluctuating between 45°F (7.2°C) and 63.1°F (17.3°C). November brings a decrease in the average high-temperature, falling from October's moderately hot 75.6°F (24.2°C) to a refreshing 63.1°F (17.3°C). Weather in November »Weather in December
December, the first month of the winter in Tracy, is also a fresh month, with an average temperature varying between 54.1°F (12.3°C) and 40.1°F (4.5°C). Tracy's coldest month, December, generally records average temperatures ranging from a high of 54.1°F (12.3°C) to a low of 40.1°F (4.5°C). Weather in December »Updated: Feb 9, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
The most humid month in Tracy, California, is January, with an average relative humidity of 74%.
Throughout the year, there are 60.6 rainfall days, and 5.71" (145mm) of precipitation is accumulated.
In Tracy, snow does not fall in January through November.
Throughout the year, there are 0.1 snowfall days.
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Tracy.
March is the month with the most rainfall in Tracy. Rain falls for 10.6 days and accumulates 1.06" (27mm) of precipitation.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Tracy, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.
June and August are months with the least rain when the rain falls for 1.5 days and typically aggregates up to 0.08" (2mm) of rain.
With an average of 14h and 42min of daylight, June has the longest days of the year in Tracy, California.
The warmest month in Tracy is July, with an average high-temperature of 92.5°F (33.6°C) and an average low-temperature of 58.1°F (14.5°C).
With an average relative humidity of 45%, July is the least humid month in Tracy, California.
The month with the most sunshine in Tracy is July, with an average of 12.1h of sunshine.
The month with the highest UV index in Tracy is July, with an average maximum UV index of 7.
December is the month that records the lowest temperatures, with averages ranging from a high of 54.1°F (12.3°C) to a low of 40.1°F (4.5°C).
The only month with snowfall in Tracy is December.
December has the most snowfall days of the year in Tracy, California. Snow falls for 0.1 days.
December has the shortest days of the year, with an average of 9h and 36min of daylight.
December has the least sunshine of the year, with an average of 5.8h of sunshine.
Average temperature
Tracy, CA
The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is December (54.1°F).
The month with the highest average low temperature is August (58.6°F).
The coldest months (with the lowest average low temperature) are January and December (40.1°F).
Average pressure
Tracy, CA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
30.03"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.92"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Tracy, CA
- Average wind speed in January:
4.6mph - Average wind speed in February:
5.8mph - Average wind speed in March:
5.9mph - Average wind speed in April:
6.5mph - Average wind speed in May:
6.8mph - Average wind speed in June:
7.1mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.2mph - Average wind speed in September:
5.7mph - Average wind speed in October:
5.3mph - Average wind speed in November:
4.5mph - Average wind speed in December:
5.1mph
The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).
Average humidity
Tracy, CA
The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is July (45%).
Average rainfall
Tracy, CA
- Average rainfall in January:
0.79" - Average rainfall in February:
0.75" - Average rainfall in March:
1.06" - Average rainfall in April:
0.55" - Average rainfall in May:
0.28" - Average rainfall in June:
0.08"
- Average rainfall in July:
0.12" - Average rainfall in August:
0.08" - Average rainfall in September:
0.16" - Average rainfall in October:
0.35" - Average rainfall in November:
0.55" - Average rainfall in December:
0.94"
The wettest month (with the highest rainfall) is March (1.06").
The driest months (with the least rainfall) are June and August (0.08").
Average rainfall days
Tracy, CA
- Average rainfall days in January:
7.3 days - Average rainfall days in February:
6.9 days - Average rainfall days in March:
10.6 days - Average rainfall days in April:
7.3 days - Average rainfall days in May:
4.1 days - Average rainfall days in June:
1.5 days
- Average rainfall days in July:
2.6 days - Average rainfall days in August:
1.2 days - Average rainfall days in September:
2.5 days - Average rainfall days in October:
3.2 days - Average rainfall days in November:
5.3 days - Average rainfall days in December:
8.1 days
The month with the highest number of rainy days is March (10.6 days).
The month with the least rainy days is August (1.2 days).
Average snowfall days
Tracy, CA
- Average snowfall days in January:
0 days - Average snowfall days in February:
0 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.1 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Tracy, CA
- Average daylight in January:
9h and 54min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 12min - Average daylight in June:
14h and 42min
- Average daylight in July:
14h and 30min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 6min - Average daylight in December:
9h and 36min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
6h and 6min - Average sunshine in February:
6h and 6min - Average sunshine in March:
7h and 48min - Average sunshine in April:
10h and 12min - Average sunshine in May:
11h and 12min - Average sunshine in June:
11h and 48min
- Average sunshine in July:
12h and 6min - Average sunshine in August:
11h and 54min - Average sunshine in September:
11h and 24min - Average sunshine in October:
7h and 12min - Average sunshine in November:
6h and 36min - Average sunshine in December:
5h and 48min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days
Tracy, CA
- Average sunshine days in January:
22.6 days - Average sunshine days in February:
20.5 days - Average sunshine days in March:
18.4 days - Average sunshine days in April:
21.8 days - Average sunshine days in May:
25.7 days - Average sunshine days in June:
27.8 days
- Average sunshine days in July:
27.9 days - Average sunshine days in August:
28.6 days - Average sunshine days in September:
26.8 days - Average sunshine days in October:
26.6 days - Average sunshine days in November:
23.8 days - Average sunshine days in December:
21.5 days
The month with the most sunshine days is August (28.6 days).
The month with the least sunshine days is March (18.4 days).
Average UV index
Tracy, CA
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover
Tracy, CA
The month with the most cloud cover is March (Cloud cover 36).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility
Tracy, CA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
