The best times to visit Diadema for ideal weather are

April 9th to September 23rd

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Diadema Travel Info

Weather in Diadema

Temperature

Average temperatures in Diadema vary little. Considering humidity, temperatures feel very enjoyable all year with a fair chance of precipitation about half of the year. The area is more temperate than most — in the 65th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Diadema, the hottest months are February, January, and then December. See average monthly temperatures below. The warmest time of year is generally early February where highs are regularly around 85.8°F (29.9°C) with temperatures rarely dropping below 69°F (20.6°C) at night.

Diadema Temperatures (Fahrenheit)

Key
High
Average
Low

Diadema Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Diadema Perceived Temperature (F)

Key
High
Average
Low

Diadema Perceived Temperature (C)

Key
High
Average
Low

 

Average Diadema Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 83 72.9 67.2
Feb 85.2 74.7 68.4
Mar 82 72.3 66.7
Apr 78.6 69.2 63.7
May 73.8 64.7 59.2
Jun 73.1 63.3 57
Jul 73.3 63 56.5
Aug 77 64.9 57.6
Sep 78.6 66.5 59.8
Oct 80 68.2 61.8
Nov 79.9 69.5 63.8
Dec 82.8 72.4 66.4

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 28.3 22.7 19.6
Feb 29.6 23.7 20.2
Mar 27.8 22.4 19.3
Apr 25.9 20.7 17.6
May 23.2 18.2 15.1
Jun 22.8 17.4 13.9
Jul 22.9 17.2 13.6
Aug 25 18.3 14.2
Sep 25.9 19.2 15.4
Oct 26.7 20.1 16.6
Nov 26.6 20.8 17.7
Dec 28.2 22.4 19.1

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Diadema are August, May, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early August. For example, on the week of July 30th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid January with an average of 4 days of significant precipitation the week of January 15th.

When can you find snow in Diadema? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Diadema.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Diadema (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 46% 0 12.7
Feb 40% 0 8.6
Mar 33% 0 5.8
Apr 20% 0 3.5
May 12% 0 1.9
Jun 13% 0 2.2
Jul 14% 0 3
Aug 8% 0 2
Sep 16% 0 3.1
Oct 21% 0 3.8
Nov 33% 0 6.1
Dec 36% 0 8.8

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 46 0 32.3
Feb 40 0 21.8
Mar 33 0 14.7
Apr 20 0 8.9
May 12 0 4.8
Jun 13 0 5.6
Jul 14 0 7.6
Aug 8 0 5.1
Sep 16 0 7.9
Oct 21 0 9.7
Nov 33 0 15.5
Dec 36 0 22.4

 

Humidity and Wind

Diadema has some high humidity months, with other comfortably humid months. The least humid month is August (56.6% relative humidity), and the most humid month is April (69%).

Wind in Diadema is usually calm. The windiest month is November, followed by October and December. November’s average wind speed of around 7.2 knots (8.2 MPH or 13.2 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid January where average top sustained speeds reach 14.3 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Diadema.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 6.3 Light breeze 13.6 Significant breeze
Feb 5.8 Light breeze 13.2 Significant breeze
Mar 6.2 Light breeze 13.1 Significant breeze
Apr 5.9 Light breeze 12.1 Significant breeze
May 5.9 Light breeze 11.4 Significant breeze
Jun 5.4 Light breeze 11.2 Significant breeze
Jul 5.3 Light breeze 10.8 Significant breeze
Aug 5.9 Light breeze 11.7 Significant breeze
Sep 6.8 Light breeze 12.9 Significant breeze
Oct 7.1 Gentle breeze 13.5 Significant breeze
Nov 7.2 Gentle breeze 13.3 Significant breeze
Dec 6.9 Light breeze 13.6 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 68.5%
Feb 64%
Mar 67.4%
Apr 69%
May 66.7%
Jun 65.1%
Jul 62.2%
Aug 56.6%
Sep 61%
Oct 65.5%
Nov 67.5%
Dec 66.7%

 

Is it Safe to Travel to Diadema?

Our best data indicates this area is somewhat safe. As of Dec 04, 2023 there are travel warnings for Brazil; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Nov 24, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Diadema, Brazil is July, followed by January and June. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Diadema in October. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 49.6 in October means 49.6% of the tourists vs. July.

 

 

Overall Diadema Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 84°F (28.9°C) and 70.5°F (21.4°C) with colder temperatures in the later months. Rain is somewhat common with 4 to 10 days of significant precipitation per month. Fall is the second busiest for tourism, which makes it a good time for those looking for things to do.

Winter (June through August)

The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see the least precipitation with 2 to 4 days of precipitation per month. June – August is the busiest season for tourism in Diadema, so lodging and other accommodations may cost more than usual.

Spring (September through November)

Spring daily highs range from 81.7°F (27.6°C) and 75.5°F (24.2°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 5 to 10 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Summer (December through February)

Weather is perfect this time of year in Diadema to be enjoyable for warm weather travelers. The average high during this season is between 85.8°F (29.9°C) and 80.9°F (27.2°C). On average, it rains or snows a great amount: 11 to 14 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travel› Brazil › Diadema, Brazil