Jepara is warmest in September, averaging 31° by day and 26° at night. The wettest month is February with 414 mm, and the year brings about 2399 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 28° | 27° | 338 mm | 29° | 12.3 h | Rainy season |
| February | 28° | 26° | 414 mm | 29° | 12.2 h | Rainy season |
| March | 29° | 27° | 273 mm | 30° | 12.0 h | Rainy season |
| April | 29° | 27° | 210 mm | 30° | 11.9 h | Rainy season |
| May | 30° | 27° | 112 mm | 30° | 11.7 h | Mild |
| June | 29° | 26° | 111 mm | 30° | 11.6 h | Mild |
| July | 29° | 25° | 62 mm | 29° | 11.7 h | Beach weather |
| August | 30° | 25° | 34 mm | 29° | 11.8 h | Beach weather |
| September | 31° | 26° | 108 mm | 29° | 12.0 h | Mild |
| October | 30° | 27° | 127 mm | 30° | 12.1 h | Mild |
| November | 29° | 27° | 219 mm | 30° | 12.3 h | Rainy season |
| December | 29° | 27° | 391 mm | 30° | 12.4 h | Rainy season |
High and low are average daily maximum and minimum, rain is typical monthly total, sea is the average surface temperature, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER and NOAA MUR — averages, not promises.
When to go
Beach weather: July and August — highs around 30°, nights no colder than 25°, and at most 62 mm of rain in a month. The sea sits at 29–29° then.
Wet season: January, February, March, April, November and December — up to 414 mm in a single month.