, with a cool, dry season from mid-May to mid-August and a hot, rainy season from November to March.
The city is located in southern Brazil, just north of the Tropic of Capricorn, in the state of Sao Paulo, north-east of the state capital and at an altitude of 600 meters (2,000 feet).
From mid-May to mid-August, the dry period, is the winter of the southern hemisphere. During this period, there can sometimes be outbursts of cold air from the south, and the night temperature can drop to about 5 °C (41 °F) or even below.
From mid-August to October, in spring, the temperature rises and there can be very hot periods, however, sometimes cool, winter-like weather can return. The rains become more frequent, especially in October.
The best time to visit São José dos Campos is from mid-May to mid-August, being the coolest and driest of the year. It must be said that at night it can be a bit cold, so you can choose the month of April, when temperatures are higher, although the rains are more abundant. In September, temperatures are similar to those of April, but it is more likely to be very hot.
. Here are the average temperatures.
January is generally a warm to hot, muggy month. The average temperature is of
24.6 °C, with a minimum of
19.7 °C and a maximum of
29.6 °C.

On the coldest nights of the month, the temperature usually drops to around
16.5 °C. However, it dropped to
14 °C in January 2012.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
39 °C in January 2015.

Precipitation amounts to
195 mm, distributed over 13 days.
The day lasts on average 13 hours and 25 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
7 kph.
February, the warmest month of the year, is generally a warm to hot, muggy month. The average temperature is of
24.9 °C, with a minimum of
20 °C and a maximum of
29.9 °C.

On the coldest nights of the month, the temperature usually drops to around
17.5 °C. However, it dropped to
15 °C in February 2019.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
37 °C in February 2011.

Precipitation amounts to
150 mm, distributed over 11 days.
The day lasts on average 12 hours and 50 minutes.

There are on average 5.5 hours of sunshine per day. So, the sun shines 42% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is of
6.8 kph.
March is generally a warm to hot, muggy month. The average temperature is of
24.1 °C, with a minimum of
19.2 °C and a maximum of
28.9 °C.

On the coldest nights of the month, the temperature usually drops to around
16.5 °C. However, it dropped to
13 °C in March 1997.

On the warmest days of the month, the temperature usually reaches around
33.5 °C. However, it reached
35 °C in March 1998.

Precipitation amounts to
135 mm, distributed over 11 days.
The day lasts on average 12 hours and 10 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
6.7 kph.
April is generally a warm month. The average temperature is of
22.4 °C, with a minimum of
17.5 °C and a maximum of
27.3 °C.

On the coldest nights of the month, the temperature usually drops to around
13.5 °C. However, it dropped to
11 °C in April 1995.

On the warmest days of the month, the temperature usually reaches around
31.5 °C. However, it reached
33 °C in April 1993.

Precipitation amounts to
60 mm, distributed over 5 days.
The day lasts on average 11 hours and 30 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 52% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is of
6.4 kph.
May is generally a warm month. The average temperature is of
19.5 °C, with a minimum of
14.4 °C and a maximum of
24.6 °C.

On the coldest nights of the month, the temperature usually drops to around
9.5 °C. However, it dropped to
6 °C in May 2000.

On the warmest days of the month, the temperature usually reaches around
29.5 °C. However, it reached
32 °C in May 1995.

Precipitation amounts to
30 mm, distributed over 4 days.
The day lasts on average 11 hours and 0 minutes.

There are on average 5.5 hours of sunshine per day. So, the sun shines 52% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
5.9 kph.
June is generally a warm month. The average temperature is of
18.2 °C, with a minimum of
12.7 °C and a maximum of
23.7 °C.

On the coldest nights of the month, the temperature usually drops to around
7 °C. However, it dropped to
1 °C in June 2016.

On the warmest days of the month, the temperature usually reaches around
29 °C. However, it reached
31 °C in June 1991.

Precipitation amounts to
35 mm, distributed over 4 days.
The day lasts on average 10 hours and 40 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.

There are on average 6 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
5.2 kph.
July, the coldest month of the year, is generally a warm month. The average temperature is of
18.1 °C, with a minimum of
12.2 °C and a maximum of
24 °C.

On the coldest nights of the month, the temperature usually drops to around
7 °C. However, it dropped to
2 °C in July 1994.

On the warmest days of the month, the temperature usually reaches around
29.5 °C. However, it reached
32 °C in July 1993.

Precipitation amounts to
25 mm, distributed over 3 days.
The day lasts on average 10 hours and 55 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of
5.7 kph.
August is generally a warm month. The average temperature is of
19.3 °C, with a minimum of
13 °C and a maximum of
25.6 °C.

On the coldest nights of the month, the temperature usually drops to around
8 °C. However, it dropped to
4 °C in August 2010.

On the warmest days of the month, the temperature usually reaches around
32.5 °C. However, it reached
36 °C in August 1993.

Precipitation amounts to
30 mm, distributed over 3 days.
The day lasts on average 11 hours and 25 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 68%.
The average wind speed is of
6.8 kph.
September is generally a warm month. The average temperature is of
20.9 °C, with a minimum of
15.2 °C and a maximum of
26.7 °C.

On the coldest nights of the month, the temperature usually drops to around
11 °C. However, it dropped to
5 °C in September 2002.

On the warmest days of the month, the temperature usually reaches around
34.5 °C. However, it reached
38 °C in September 2015.

Precipitation amounts to
55 mm, distributed over 5 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 69%.
The average wind speed is of
8.7 kph.
October is generally a warm month. The average temperature is of
22.4 °C, with a minimum of
17.1 °C and a maximum of
27.7 °C.

On the coldest nights of the month, the temperature usually drops to around
12.5 °C. However, it dropped to
8 °C in October 1993.

On the warmest days of the month, the temperature usually reaches around
35 °C. However, it reached
40 °C in October 2014.

Precipitation amounts to
120 mm, distributed over 10 days.
The day lasts on average 12 hours and 40 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of
9.2 kph.
November is generally a warm to hot, muggy month. The average temperature is of
22.9 °C, with a minimum of
17.7 °C and a maximum of
28.1 °C.

On the coldest nights of the month, the temperature usually drops to around
13.5 °C. However, it dropped to
11 °C in November 1999.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
38 °C in November 1993.

Precipitation amounts to
120 mm, distributed over 9 days.
The day lasts on average 13 hours and 20 minutes.

There are on average 5.5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of
9.3 kph.
December is generally a warm to hot, muggy month. The average temperature is of
24.2 °C, with a minimum of
19.1 °C and a maximum of
29.2 °C.

On the coldest nights of the month, the temperature usually drops to around
15.5 °C. However, it dropped to
11 °C in December 2018.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
38 °C in December 2014.

Precipitation amounts to
200 mm, distributed over 13 days.
The day lasts on average 13 hours and 30 minutes. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.

There are on average 5.5 hours of sunshine per day. So, the sun shines 39% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is of
8.3 kph.