The best times to visit Semarang for ideal weather are

July 2nd to October 7th

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


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    Weather in Semarang

    Temperature

    Average temperatures in Semarang vary barely at all. Considering humidity, temperatures feel hot all year with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 11th 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 Semarang, the hottest months are October, September, and then May. See average monthly temperatures below. The warmest time of year is generally mid October where highs are regularly around 94.4°F (34.7°C) with temperatures rarely dropping below 76.3°F (24.6°C) at night.

    Semarang Temperatures (Fahrenheit)

    Key
    High
    Average
    Low

    Semarang 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.

    Semarang Perceived Temperature (F)

    Key
    High
    Average
    Low

    Semarang Perceived Temperature (C)

    Key
    High
    Average
    Low

     

    Average Semarang 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

    MonthAvg. High (°F)Avg. Mean (°F)Avg. Low (°F)
    Jan86.980.775.7
    Feb86.980.775.7
    Mar88.181.776.1
    Apr89.482.676.8
    May90.783.476.9
    Jun90.782.975.7
    Jul90.982.374.3
    Aug91.982.674.2
    Sep93.283.475.1
    Oct93.484.276.5
    Nov90.78376.6
    Dec88.181.576.3

    Show Celsius

    MonthAvg. High (°C)Avg. Mean (°C)Avg. Low (°C)
    Jan30.527.124.3
    Feb30.527.124.3
    Mar31.227.624.5
    Apr31.928.124.9
    May32.628.624.9
    Jun32.628.324.3
    Jul32.727.923.5
    Aug33.328.123.4
    Sep3428.623.9
    Oct34.12924.7
    Nov32.628.324.8
    Dec31.227.524.6


     

    Precipitation (Rain or Snow)

    If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Semarang are August, July, and then September. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid August. For example, on the week of August 6th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid December with an average of 4 days of significant precipitation the week of December 17th.

    When can you find snow in Semarang? 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.

    Chanceof Precipitation

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

    Key
    Days with precipitation

    Snow on the Ground

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

    Key
    Snow depth

    Average Rain and Snow by Month

    Show Inches

    MonthDaily Chance of RainAverage Snow Depth (in)Total Precipitation (in)
    Jan46%011.7
    Feb40%011.1
    Mar31%06.3
    Apr32%06.6
    May20%04.4
    Jun14%03.2
    Jul8%01.6
    Aug7%01.5
    Sep10%01.9
    Oct19%04.1
    Nov33%08.3
    Dec42%010.3

    Show Centimeters

    MonthDaily Chance of RainAverage Snow Depth (cm)Total Precipitation (cm)
    Jan46029.7
    Feb40028.2
    Mar31016
    Apr32016.8
    May20011.2
    Jun1408.1
    Jul804.1
    Aug703.8
    Sep1004.8
    Oct19010.4
    Nov33021.1
    Dec42026.2

     

    Humidity and Wind

    Semarang has some very humid months, with other comfortably humid months. The least humid month is September (58% relative humidity), and the most humid month is February (78.1%).

    Wind in Semarang is usually calm. The windiest month is August, followed by January and July. August’s average wind speed of around 5.8 knots (6.7 MPH or 10.8 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late January where average top sustained speeds reach 13.7 knots, which is considered a moderate breeze.

    Relative Humidity (%)

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

    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.

    MonthAvg. WindAvg. Wind FeelSustained High WindHigh Wind Feel
    Jan5.6Light breeze12.7Significant breeze
    Feb5.3Light breeze12.3Significant breeze
    Mar4.8Light breeze11Significant breeze
    Apr4.6Light breeze9.8Gentle breeze
    May5.1Light breeze10.1Significant breeze
    Jun5.2Light breeze10.3Gentle breeze
    Jul5.5Light breeze10.7Significant breeze
    Aug5.8Light breeze11.4Significant breeze
    Sep5.5Light breeze11.9Significant breeze
    Oct5.3Light breeze11.4Significant breeze
    Nov4.4Light breeze10.1Significant breeze
    Dec4.2Light breeze10Gentle breeze

    Show Relative Humidity by Month

    MonthAvg. Relative Humidity
    Jan77.5%
    Feb78.1%
    Mar75.4%
    Apr73.9%
    May68.7%
    Jun66%
    Jul61.8%
    Aug59.4%
    Sep58%
    Oct61.5%
    Nov70.4%
    Dec76.3%

     

    Is it Safe to Travel to Semarang?

    Our best data indicates this area is somewhat safe, but with extra warnings in a few regions. As of Mar 17, 2019 there are travel warnings and regional advisories for Indonesia; exercise a high degree of caution and avoid some areas. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Mar 13, 2019.


     

    The Busiest and Least Crowded Months

    The busiest month for tourism in Semarang, Indonesia is November, followed by January and May. 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 Semarang in July. 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 somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 51.9 in July means 51.9% of the tourists vs. November.


    Overall Semarang Travel Experience by Season

    Fall (March through May)

    Humidity and temperatures combine to make this season feel warm. Highs range from 91.2°F (32.9°C) and 87.4°F (30.8°C) with similar temperatures in the later months. Rain is somewhat common with 6 to 10 days of significant precipitation per month. Fall is fairly slow for tourism, which makes it a good time for those looking for deals.

    Winter (June through August)

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

    Spring (September through November)

    Spring daily highs range from 94.4°F (34.7°C) and 89.8°F (32.1°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 3 to 10 days per month. Tourism is the busiest during these months due to the weather, so hotels may be higher priced.

    Summer (December through February)

    Weather is perfect this time of year in Semarang to be enjoyable for warm weather travelers. The average high during this season is between 88.9°F (31.6°C) and 86.3°F (30.2°C). On average, it rains or snows a great amount: 11 to 14 times per month. These times of year are the second busiest with tourists.

     

    Best Times to TravelIndonesia › Semarang, Indonesia


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