Mataram is rarely comfortable to be outside at midday. It comes closest in mid July, and even then it is too hot. For sun, aim for mid June to September.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
The sun season here runs from mid June to September. It peaks in late July, at 75. The weakest stretch is from March to mid April, when it drops to 20, mostly because it is too hot. The clearest skies come in May, when the sky is typically 50% covered at midday (partly cloudy).
Being outside is not what Mataram is for: the Easy outdoors rating tops out at 21, mostly because it is too hot.
Walking is not what Mataram is for: the Active outdoors rating tops out at 2, mostly because it is too warm.
The year, measured
The average temperature in Mataram over the whole year is 27°C. October is the hottest month, with highs of about 31°C; August is the coldest, with lows of about 23°C. The rainy (wet) season in Mataram runs from October to April, peaking in February with a 68% chance of rain on a given day. The dry season is May to September; August is the driest month, at 39%. Winds in Mataram are highest in July, averaging 3.4 m/s (12 km/h), and lightest in March, at 1.9 m/s (7 km/h). The prevailing wind is from the S. The clearest skies in Mataram come in May, when the sky is typically 48% covered; December is the cloudiest month, at 66%.
Month by month Mataram climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 30°C | 25°C | 33°C | 61% | 66% | 2.6 m/s | 2 | 38 | 0 |
| February | 30°C | 25°C | 34°C | 68% | 63% | 2.4 m/s | 2 | 32 | 0 |
| March | 31°C | 25°C | 35°C | 63% | 59% | 1.9 m/s | 1 | 22 | 0 |
| April | 31°C | 25°C | 35°C | 55% | 52% | 1.9 m/s | 0 | 26 | 0 |
| May | 31°C | 24°C | 34°C | 48% | 48% | 2.6 m/s | 1 | 43 | 0 |
| June | 30°C | 24°C | 32°C | 50% | 52% | 2.8 m/s | 5 | 57 | 0 |
| July | 29°C | 23°C | 30°C | 43% | 54% | 3.4 m/s | 17 | 71 | 1 |
| August | 30°C | 23°C | 31°C | 39% | 53% | 3.4 m/s | 15 | 71 | 1 |
| September | 31°C | 24°C | 32°C | 46% | 55% | 3.2 m/s | 4 | 65 | 0 |
| October | 31°C | 24°C | 34°C | 60% | 56% | 2.7 m/s | 0 | 44 | 0 |
| November | 31°C | 25°C | 35°C | 56% | 62% | 2.1 m/s | 0 | 24 | 0 |
| December | 30°C | 25°C | 34°C | 63% | 66% | 2.4 m/s | 2 | 32 | 0 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Mataram weather by season
Year round, Mataram has days of about 29°C at their warmest in July, its coolest month, and 31°C in October, its warmest; the coolest hours of the day run from 23°C to 25°C through the year, and the average temperature over the year is 27°C around the clock. Rain is most likely around February and least likely around August. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Mataram weather in winterJune to August
Winter in Mataram has typical daily highs of about 30°C and lows of about 23°C, with a 44% chance of rain on a given day.
Mataram weather in springSeptember to November
Spring in Mataram has typical daily highs of about 31°C and lows of about 24°C, with a 54% chance of rain on a given day.
Mataram weather in summerDecember to February
Summer in Mataram has typical daily highs of about 30°C and lows of about 25°C, with a 64% chance of rain on a given day.
Mataram weather in autumnMarch to May
Autumn in Mataram has typical daily highs of about 31°C and lows of about 25°C, with a 55% chance of rain on a given day.
When is the rainy season in Mataram?
The rainy (wet) season in Mataram runs from October to April, peaking in February with a 68% chance of rain on a given day. The dry season is May to September; August is the driest month, at 39%.
What time of year is Mataram windiest?
Winds in Mataram are highest in July, averaging 3.4 m/s (12 km/h), and lightest in March, at 1.9 m/s (7 km/h). The prevailing wind is from the S.
What is the average temperature in Mataram year round?
The average temperature in Mataram over the whole year is 27°C. October is the hottest month, with highs of about 31°C; August is the coldest, with lows of about 23°C.
Where to go instead in late March, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.