Today
Mon, Jun 22
Overcast
29°20°
- Rain chance
- 73%
- Precip
- 0 mm
- Max wind
- 7 km/h
Komae air quality
Tokyo, Japan · Tokyo time · 35.63°, 139.58°
Heavy rain Thursday: around 54 mm expected.
Heavy rain Thursday: around 54 mm expected.
Derived advisory — not an official warning
Current conditions · 12:15 AM local
Current conditions in Komae
22°C
Partly cloudy
Feels like 25°C
- Humidity
- 80%
- Wind
- 5 km/h N
- Gusts
- 21 km/h
- UV index
- 0
- Visibility
- 21.3 km
Air quality
52
Moderate
US AQI · European AQI 26
Air quality in Komae is currently moderate, with a US AQI of 52 (European AQI 26). The dominant pollutant right now is nitrogen dioxide. Unusually sensitive people should consider easing prolonged outdoor exertion. Fine particulate matter (PM2.5) measures 9.5 µg/m³.
Pollutants
- PM2.5
- 9.5 µg/m³
- PM10
- 9.6 µg/m³
- Ozone (O₃)
- 28 µg/m³
- NO₂
- 28.2 µg/m³
- SO₂
- 15.4 µg/m³
- CO
- 127 µg/m³
- Dust
- 0 µg/m³
AQI computed from the CAMS air quality model via Open-Meteo. Bands follow the US EPA scale.
Right now
Conditions in Komae at the moment: partly cloudy, 22 °C. It feels warmer than it reads, more like 25 °C. Wind is from the N at 5 km/h, gusting to 21 km/h. Humidity stands at 80% with sea-level pressure near 1000 hPa.
At a glance
Today
29° / 20°Overcast · rain likely (73%)
Tomorrow
25° / 19°Light drizzle · 37% chance of rain
Upcoming · to Sunday
28° / 18°Highs 28°, lows 18°. The most active day looks like Thursday, when rain chances peak at 91%.
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Next 3 days
Today looks like overcast; temperatures run from 20 °C up to 29 °C. Rain chance peaks at 73%. Expect light drizzle tomorrow, between 19 °C and 25 °C. Rain chance peaks at 37% with around 0.4 mm possible. Wednesday brings overcast with a high of 26 °C and a low of 18 °C. Rain chance peaks at 56%.
Tomorrow
Tue, Jun 23
Light drizzle
25°19°
- Rain chance
- 37%
- Precip
- 0.4 mm
- Max wind
- 8 km/h
Wednesday
Wed, Jun 24
Overcast
26°18°
- Rain chance
- 56%
- Precip
- 0 mm
- Max wind
- 11 km/h
Next 48 hours
- 12 AM22°18%4 km/h
- 1 AM22°12%5 km/h
- 2 AM21°5%5 km/h
- 3 AM21°0%4 km/h
- 4 AM21°0%3 km/h
- 5 AM20°0%2 km/h
- 6 AM21°0%3 km/h
- 7 AM22°0%3 km/h
- 8 AM23°0%3 km/h
- 9 AM24°0%3 km/h
- 10 AM26°0%4 km/h
- 11 AM28°0%3 km/h
- 12 PM29°0%3 km/h
- 1 PM29°6%2 km/h
- 2 PM29°16%4 km/h
- 3 PM27°27%3 km/h
- 4 PM27°43%4 km/h
- 5 PM27°62%7 km/h
- 6 PM26°73%7 km/h
- 7 PM24°72%7 km/h
- 8 PM24°64%7 km/h
- 9 PM23°55%6 km/h
- 10 PM22°45%5 km/h
- 11 PM21°34%5 km/h
- 12 AM21°24%3 km/h
- 1 AM20°17%3 km/h
- 2 AM20°12%3 km/h
- 3 AM19°8%3 km/h
- 4 AM19°5%4 km/h
- 5 AM19°3%3 km/h
- 6 AM20°2%3 km/h
- 7 AM21°1%6 km/h
- 8 AM22°0%8 km/h
- 9 AM23°0%8 km/h
- 10 AM22°0%4 km/h
- 11 AM24°1%4 km/h
- 12 PM25°4%4 km/h
- 1 PM25°10%4 km/h
- 2 PM25°18%5 km/h
- 3 PM25°25%7 km/h
- 4 PM25°30%6 km/h
- 5 PM24°35%6 km/h
- 6 PM24°37%6 km/h
- 7 PM22°35%7 km/h
- 8 PM20°31%6 km/h
- 9 PM20°27%5 km/h
- 10 PM20°23%4 km/h
- 11 PM19°18%4 km/h
In depth
The weather picture for Komae opens with partly cloudy; it's 22 °C out, feeling like 25 °C. Today's forecast calls for overcast, topping out near 29 °C before falling back to 20 °C overnight. Winds blow mainly from the N around 7 km/h, with gusts up to 30 km/h. Daytime highs hold fairly steady this week, staying within 22 to 29 °C. Rain is in the picture on Thursday, Friday, with roughly 58 mm expected in total across the week. Tomorrow brings light drizzle with a high of 25 °C and a 37% chance of precipitation. The UV index reaches 8 today, so sun protection is sensible during the middle of the day. Sunrise comes at 04:26 and sunset at 19:00, giving 14.6 hours of daylight. Current humidity sits at 80% with pressure near 1000 hPa. Looking further out, Friday shows moderate drizzle with a high around 28 °C, while Sunday ends the week at 28 °C. Forecast details are refreshed throughout the day as new model runs arrive, so check back for the latest figures.
Sun & UV
- Sunrise
- 4:26 AM
- Sunset
- 7:00 PM
- Daylight
- 14h 34m
- Max UV
- 7.8 High
Wind
- Wind
- 5 km/h
- Gusts
- 21 km/h
- Direction
- N (351°)
Farming weather
Soil temperatures today read surface 19.1 °C, 6 cm 21.9 °C, 18 cm 24.4 °C, 54 cm 22.3 °C. Soil moisture sits at 0-1 cm at 0.34 m³/m³, 3-9 cm at 0.34 m³/m³, 27-81 cm at 0.37 m³/m³. For wheat, the root-zone reading is within the ideal 0.2-0.35 m³/m³ band. Forecast rain (58 mm) roughly covers crop water demand (ET0 26 mm), so irrigation can likely be paused. A suitable spraying window opens around 05:00 on 2026-06-22, with winds at or below 15 km/h and no rain expected. Projected growing degree days over the next week: wheat 130, maize 92.
- Topsoil moisture
- 0.341 m³/m³
- Soil temp
- 21°C
- ET₀ today
- 3.82 mm
- Spray window
- ~5:00
- Rain (next 7d)
- 57.7 mm
- Wind
- 5 km/h
- Humidity
- 80%
Advisory summary
Weather alerts for Komae (derived from forecast data, not official warnings): Heavy rain Thursday: around 54 mm expected.
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All data for Komae
| Variable | Value |
|---|---|
| City | Komae, Tokyo, Japan |
| Coordinates | 35.63424, 139.57546 |
| Elevation | 28 m |
| Timezone | Asia/Tokyo |
| Population | 84,772 |
| Observed at (local) | 12:15 AM |
| Temperature (2 m) | 22°C |
| Apparent temperature | 25°C |
| Relative humidity (2 m) | 80% |
| Dew point (2 m) | 19°C |
| Precipitation (last hour) | 0 mm |
| Rain | 0 mm |
| Showers | 0 mm |
| Snowfall | 0 cm |
| Weather code (WMO) | 2 |
| Cloud cover | 56% |
| Surface pressure | 997 hPa |
| Sea-level pressure | 1000 hPa |
| Wind speed (10 m) | 5 km/h |
| Wind gusts (10 m) | 21 km/h |
| Wind direction (10 m) | 351° (N) |
| Visibility | 21.3 km |
| UV index | 0 |
| Day / night | Night |
| Today max / min | 29°C / 20°C |
| Today feels-like max / min | 33°C / 23°C |
| Today precipitation sum | 0 mm |
| Today rain sum | 0 mm |
| Today snowfall sum | 0 cm |
| Today max precip probability | 73% |
| Today max wind / gusts | 7 km/h / 30 km/h |
| Dominant wind direction | 9° (N) |
| Sunrise / sunset | 4:26 AM / 7:00 PM |
| Daylight duration | 14h 34m |
| Sunshine duration | 7h 33m |
| Max UV index | 7.8 |
| Reference evapotranspiration (ET₀) | 3.82 mm |
| Topsoil moisture (0–1 cm) | 0.341 m³/m³ |
| Surface soil temperature | 21°C |
| US AQI | 52 |
| European AQI | 26 |
| PM2.5 | 9.5 µg/m³ |
| PM10 | 9.6 µg/m³ |
| Ozone (O₃) | 28 µg/m³ |
| Nitrogen dioxide (NO₂) | 28.2 µg/m³ |
| Sulphur dioxide (SO₂) | 15.4 µg/m³ |
| Carbon monoxide (CO) | 127 µg/m³ |
| Dust | 0 µg/m³ |
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<iframe src="https://weathertomorrow.cloud/embed/city/jp/tokyo/komae" width="320" height="180" frameborder="0" title="Komae weather" loading="lazy"></iframe>Frequently asked questions
Will it rain in Komae tomorrow?
There is a moderate chance of rain in Komae tomorrow, peaking at 37%.
What is the temperature in Komae today?
Today Komae sees overcast with a high of 29 °C and a low of 20 °C.
How hot will it be in Komae tomorrow?
Tomorrow's high in Komae is forecast at 25 °C with light drizzle.
Is it windy in Komae today?
No, not especially; gusts only reach up to 30 km/h today.
What is the UV index in Komae today?
The UV index peaks at 8 today, which is high.
What time is sunrise and sunset in Komae today?
The sun rises at 04:26 and sets at 19:00 local time.
Is the air quality in Komae good today?
Air quality is moderate right now, with a US AQI reading of 52.