Today
Sun, Jun 21
Light drizzle
31°24°
- Rain chance
- 51%
- Precip
- 0.4 mm
- Max wind
- 17 km/h
Lasem weather forecast
Central Java, Indonesia · Jakarta time · -6.69°, 111.45°
Current conditions · 10:15 PM local
Current conditions in Lasem
26°C
Light drizzle
Feels like 30°C
- Humidity
- 91%
- Wind
- 3 km/h SE
- Gusts
- 19 km/h
- UV index
- 0
- Visibility
- 11.7 km
Right now
Conditions in Lasem at the moment: light drizzle, 26 °C. It feels warmer than it reads, more like 31 °C. Wind is from the SE at 3 km/h, gusting to 19 km/h. Precipitation in the last hour measured 0.1 mm. Humidity stands at 90% with sea-level pressure near 1013 hPa.
At a glance
Today
31° / 24°Light drizzle · 51% chance of rain
Tomorrow
31° / 23°Slight rain showers · rain likely (89%)
Upcoming · to Saturday
32° / 23°Highs 32°, lows 23°. The most active day looks like Wednesday, when rain chances peak at 80%.
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Next 3 days
Expect light drizzle today, between 24 °C and 30 °C. Rain chance peaks at 51% with around 0.4 mm possible. Tomorrow brings slight rain showers with a high of 31 °C and a low of 23 °C. Rain chance peaks at 89% with around 4.4 mm possible. Tuesday brings light drizzle with a high of 30 °C and a low of 23 °C. Rain chance peaks at 68% with around 0.5 mm possible.
Tomorrow
Mon, Jun 22
Slight rain showers
31°23°
- Rain chance
- 89%
- Precip
- 4.4 mm
- Max wind
- 15 km/h
Tuesday
Tue, Jun 23
Light drizzle
30°23°
- Rain chance
- 68%
- Precip
- 0.5 mm
- Max wind
- 16 km/h
Next 48 hours
- 12 AM25°4%5 km/h
- 1 AM25°0%7 km/h
- 2 AM25°0%7 km/h
- 3 AM24°0%6 km/h
- 4 AM24°0%7 km/h
- 5 AM24°0%6 km/h
- 6 AM24°0%5 km/h
- 7 AM26°0%9 km/h
- 8 AM27°0%9 km/h
- 9 AM29°0%12 km/h
- 10 AM30°4%16 km/h
- 11 AM30°20%17 km/h
- 12 PM30°41%17 km/h
- 1 PM31°51%17 km/h
- 2 PM30°40%16 km/h
- 3 PM30°18%15 km/h
- 4 PM29°2%13 km/h
- 5 PM28°0%10 km/h
- 6 PM28°0%8 km/h
- 7 PM27°0%7 km/h
- 8 PM27°0%7 km/h
- 9 PM27°1%9 km/h
- 10 PM26°4%6 km/h
- 11 PM24°11%11 km/h
- 12 AM23°20%6 km/h
- 1 AM24°25%1 km/h
- 2 AM24°21%4 km/h
- 3 AM23°13%6 km/h
- 4 AM23°6%5 km/h
- 5 AM23°3%4 km/h
- 6 AM23°3%4 km/h
- 7 AM25°2%8 km/h
- 8 AM27°0%8 km/h
- 9 AM28°0%11 km/h
- 10 AM30°0%14 km/h
- 11 AM30°21%15 km/h
- 12 PM31°50%15 km/h
- 1 PM30°73%15 km/h
- 2 PM30°84%14 km/h
- 3 PM29°89%14 km/h
- 4 PM29°88%8 km/h
- 5 PM28°80%7 km/h
- 6 PM25°67%8 km/h
- 7 PM25°57%6 km/h
- 8 PM25°56%2 km/h
- 9 PM24°58%5 km/h
- 10 PM24°57%2 km/h
- 11 PM24°49%2 km/h
In depth
Across Lasem right now you'll find light drizzle and a temperature of 26 °C, with the apparent temperature at 31 °C. Today's forecast calls for light drizzle, topping out near 30 °C before falling back to 24 °C overnight. Winds blow mainly from the E around 17 km/h, with gusts up to 35 km/h. Daytime highs hold fairly steady this week, staying within 30 to 32 °C. Rain is in the picture on tomorrow, Wednesday, with roughly 7 mm expected in total across the week. Tomorrow brings slight rain showers with a high of 31 °C and a 89% chance of precipitation. The UV index reaches 7 today, so sun protection is sensible during the middle of the day. Sunrise comes at 05:44 and sunset at 17:28, giving 11.7 hours of daylight. Current humidity sits at 90% with pressure near 1013 hPa. Looking further out, Thursday shows light drizzle with a high around 30 °C, while Saturday ends the week at 31 °C. Forecast details are refreshed throughout the day as new model runs arrive, so check back for the latest figures.
Air quality
85
Moderate
US AQI · European AQI 63
Air quality in Lasem is currently moderate, with a US AQI of 85 (European AQI 63). The dominant pollutant right now is PM2.5. Unusually sensitive people should consider easing prolonged outdoor exertion. Fine particulate matter (PM2.5) measures 22.9 µg/m³.
Pollutants
- PM2.5
- 22.9 µg/m³
- PM10
- 24.2 µg/m³
- Ozone (O₃)
- 47 µg/m³
- NO₂
- 13.7 µg/m³
- SO₂
- 8.7 µg/m³
- CO
- 625 µg/m³
- Dust
- 0 µg/m³
Sun & UV
- Sunrise
- 5:44 AM
- Sunset
- 5:28 PM
- Daylight
- 11h 44m
- Max UV
- 7.3 High
Wind
- Wind
- 3 km/h
- Gusts
- 19 km/h
- Direction
- SE (130°)
Farming weather
Soil temperatures today read surface 24.1 °C, 6 cm 28.9 °C, 18 cm 30.5 °C, 54 cm 29.7 °C. Soil moisture sits at 0-1 cm at 0.1 m³/m³, 3-9 cm at 0.17 m³/m³, 27-81 cm at 0.26 m³/m³. For wheat, the root-zone reading is below the ideal 0.2-0.35 m³/m³ band. Reference evapotranspiration totals 28 mm against only 7 mm of expected rain — a 21 mm deficit, so irrigation will be needed this week. A suitable spraying window opens around 06:00 on 2026-06-21, with winds at or below 15 km/h and no rain expected. Projected growing degree days over the next week: wheat 158, maize 119.
- Topsoil moisture
- 0.085 m³/m³
- Soil temp
- 24°C
- ET₀ today
- 4.2 mm
- Spray window
- ~5:00
- Rain (next 7d)
- 6.9 mm
- Wind
- 3 km/h
- Humidity
- 91%
Advisory summary
No weather alert thresholds are crossed for Lasem in the current forecast (derived from forecast data, not official warnings). Conditions may still change — check back for updates.
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All data for Lasem
| Variable | Value |
|---|---|
| City | Lasem, Central Java, Indonesia |
| Coordinates | -6.6922, 111.4527 |
| Elevation | 12 m |
| Timezone | Asia/Jakarta |
| Population | 28,948 |
| Observed at (local) | 10:15 PM |
| Temperature (2 m) | 26°C |
| Apparent temperature | 30°C |
| Relative humidity (2 m) | 91% |
| Dew point (2 m) | 24°C |
| Precipitation (last hour) | 0.1 mm |
| Rain | 0 mm |
| Showers | 0.1 mm |
| Snowfall | 0 cm |
| Weather code (WMO) | 51 |
| Cloud cover | 55% |
| Surface pressure | 1012 hPa |
| Sea-level pressure | 1013 hPa |
| Wind speed (10 m) | 3 km/h |
| Wind gusts (10 m) | 19 km/h |
| Wind direction (10 m) | 130° (SE) |
| Visibility | 11.7 km |
| UV index | 0 |
| Day / night | Night |
| Today max / min | 31°C / 24°C |
| Today feels-like max / min | 34°C / 28°C |
| Today precipitation sum | 0.4 mm |
| Today rain sum | 0.2 mm |
| Today snowfall sum | 0 cm |
| Today max precip probability | 51% |
| Today max wind / gusts | 17 km/h / 35 km/h |
| Dominant wind direction | 101° (E) |
| Sunrise / sunset | 5:44 AM / 5:28 PM |
| Daylight duration | 11h 44m |
| Sunshine duration | 11h 00m |
| Max UV index | 7.3 |
| Reference evapotranspiration (ET₀) | 4.2 mm |
| Topsoil moisture (0–1 cm) | 0.085 m³/m³ |
| Surface soil temperature | 24°C |
| US AQI | 85 |
| European AQI | 63 |
| PM2.5 | 22.9 µg/m³ |
| PM10 | 24.2 µg/m³ |
| Ozone (O₃) | 47 µg/m³ |
| Nitrogen dioxide (NO₂) | 13.7 µg/m³ |
| Sulphur dioxide (SO₂) | 8.7 µg/m³ |
| Carbon monoxide (CO) | 625 µg/m³ |
| Dust | 0 µg/m³ |
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<iframe src="https://weathertomorrow.cloud/embed/city/id/central-java/lasem" width="320" height="180" frameborder="0" title="Lasem weather" loading="lazy"></iframe>Frequently asked questions
Will it rain in Lasem tomorrow?
Rain is likely in Lasem tomorrow — the chance of precipitation reaches 89%, with around 4.4 mm expected.
What is the temperature in Lasem today?
Today Lasem sees light drizzle with a high of 30 °C and a low of 24 °C.
How hot will it be in Lasem tomorrow?
Tomorrow's high in Lasem is forecast at 31 °C with slight rain showers.
Is it windy in Lasem today?
No, not especially; gusts only reach up to 35 km/h today.
What is the UV index in Lasem today?
The UV index peaks at 7 today, which is high.
What time is sunrise and sunset in Lasem today?
The sun rises at 05:44 and sets at 17:28 local time.
Is the air quality in Lasem good today?
Air quality is moderate right now, with a US AQI reading of 85.