Today
Sun, Jun 21
Overcast
33°19°
- Rain chance
- 35%
- Precip
- 0 mm
- Max wind
- 17 km/h
Letňany weather forecast
Prague, Czechia · Prague time · 50.13°, 14.52°
Current conditions · 1:30 PM local
Current conditions in Letňany
32°C
Clear sky
Feels like 24°C
- Humidity
- 77%
- Wind
- 8 km/h NNW
- Gusts
- 18 km/h
- UV index
- 0
- Visibility
- 33.9 km
Right now
Letňany is currently seeing clear sky, with 32 °C on the thermometer. It feels warmer than it reads, more like 34 °C. Wind is from the NNW at 8 km/h. Humidity stands at 39% with sea-level pressure near 1024 hPa.
At a glance
Today
33° / 19°Overcast · 35% chance of rain
Tomorrow
30° / 20°Overcast · 45% chance of rain
Upcoming · to Saturday
33° / 18°A steady stretch: highs near 33°, lows around 18°, and no day above a 3% rain chance through Saturday.
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Next 3 days
Today looks like overcast; temperatures run from 18 °C up to 33 °C. Rain chance peaks at 35%. Tomorrow brings overcast with a high of 30 °C and a low of 20 °C. Rain chance peaks at 45%. Expect overcast Tuesday, between 18 °C and 29 °C.
Tomorrow
Mon, Jun 22
Overcast
30°20°
- Rain chance
- 45%
- Precip
- 0 mm
- Max wind
- 14 km/h
Tuesday
Tue, Jun 23
Overcast
29°18°
- Rain chance
- 3%
- Precip
- 0 mm
- Max wind
- 11 km/h
Next 48 hours
- 12 AM22°0%3 km/h
- 1 AM21°0%3 km/h
- 2 AM20°0%4 km/h
- 3 AM20°0%3 km/h
- 4 AM19°0%3 km/h
- 5 AM19°0%2 km/h
- 6 AM19°0%4 km/h
- 7 AM20°0%0 km/h
- 8 AM22°0%3 km/h
- 9 AM24°0%1 km/h
- 10 AM26°0%3 km/h
- 11 AM28°0%2 km/h
- 12 PM30°0%3 km/h
- 1 PM31°0%4 km/h
- 2 PM32°0%11 km/h
- 3 PM33°0%11 km/h
- 4 PM33°0%7 km/h
- 5 PM33°0%17 km/h
- 6 PM31°10%14 km/h
- 7 PM30°35%10 km/h
- 8 PM30°30%10 km/h
- 9 PM28°18%9 km/h
- 10 PM27°3%10 km/h
- 11 PM25°0%11 km/h
- 12 AM24°3%8 km/h
- 1 AM23°0%7 km/h
- 2 AM22°0%7 km/h
- 3 AM21°3%7 km/h
- 4 AM21°0%6 km/h
- 5 AM20°0%5 km/h
- 6 AM20°5%6 km/h
- 7 AM21°8%7 km/h
- 8 AM22°5%11 km/h
- 9 AM24°5%11 km/h
- 10 AM25°10%12 km/h
- 11 AM26°23%11 km/h
- 12 PM27°45%11 km/h
- 1 PM28°38%11 km/h
- 2 PM29°25%11 km/h
- 3 PM30°18%11 km/h
- 4 PM30°13%14 km/h
- 5 PM30°15%12 km/h
- 6 PM29°13%14 km/h
- 7 PM29°8%12 km/h
- 8 PM28°0%13 km/h
- 9 PM26°0%10 km/h
- 10 PM24°0%6 km/h
- 11 PM23°0%6 km/h
In depth
The weather picture for Letňany opens with clear sky; it's 32 °C out, feeling like 34 °C. Today's forecast calls for overcast, topping out near 33 °C before falling back to 18 °C overnight. Winds blow mainly from the NNW around 17 km/h, with gusts up to 37 km/h. Daytime highs hold fairly steady this week, staying within 29 to 33 °C. No meaningful rain shows up in the seven-day outlook, so dry conditions should dominate. Tomorrow brings overcast with a high of 30 °C and a 45% chance of precipitation. The UV index reaches 7 today, so sun protection is sensible during the middle of the day. Sunrise comes at 04:51 and sunset at 21:15, giving 16.4 hours of daylight. Current humidity sits at 39% with pressure near 1024 hPa. Looking further out, Thursday shows overcast with a high around 33 °C, while Saturday ends the week at 33 °C. Forecast details are refreshed throughout the day as new model runs arrive, so check back for the latest figures.
Air quality
35
Good
US AQI · European AQI 60
Air quality in Letňany is currently good, with a US AQI of 35 (European AQI 60). The dominant pollutant right now is ozone. Air quality is healthy; no precautions needed. Fine particulate matter (PM2.5) measures 7.6 µg/m³. Pollen in the air today: grass (moderate) — allergy sufferers take note.
Pollutants
- PM2.5
- 7.6 µg/m³
- PM10
- 9 µg/m³
- Ozone (O₃)
- 131 µg/m³
- NO₂
- 1.6 µg/m³
- SO₂
- 2.2 µg/m³
- CO
- 147 µg/m³
- Dust
- 1 µg/m³
Pollen
- Grass
- 39 gr/m³
- Birch
- 0.1 gr/m³
- Alder
- 0 gr/m³
- Olive
- 0 gr/m³
- Mugwort
- 0 gr/m³
- Ragweed
- 0 gr/m³
Sun & UV
- Sunrise
- 4:51 AM
- Sunset
- 9:15 PM
- Daylight
- 16h 23m
- Max UV
- 7.05 High
Wind
- Wind
- 8 km/h
- Gusts
- 18 km/h
- Direction
- NNW (343°)
Farming weather
Soil temperatures today read surface 24.6 °C, 6 cm 26.5 °C, 18 cm 26.7 °C, 54 cm 19.7 °C. Soil moisture sits at 0-1 cm at 0.21 m³/m³, 3-9 cm at 0.23 m³/m³, 27-81 cm at 0.28 m³/m³. For wheat, the root-zone reading is within the ideal 0.2-0.35 m³/m³ band. Reference evapotranspiration totals 40 mm against only 0 mm of expected rain — a 40 mm deficit, so irrigation will be needed this week. A suitable spraying window opens around 05:00 on 2026-06-21, with winds at or below 15 km/h and no rain expected. Heat stress is likely for wheat with highs reaching 33 °C (threshold 32 °C). Projected growing degree days over the next week: wheat 146, maize 108.
- Topsoil moisture
- 0.217 m³/m³
- Soil temp
- 21°C
- ET₀ today
- 6.06 mm
- Spray window
- ~5:00
- Rain (next 7d)
- 0 mm
- Wind
- 8 km/h
- Humidity
- 77%
Advisory summary
No weather alert thresholds are crossed for Letňany 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 Letňany
| Variable | Value |
|---|---|
| City | Letňany, Prague, Czechia |
| Coordinates | 50.13333, 14.51667 |
| Elevation | 276 m |
| Timezone | Europe/Prague |
| Population | 21,702 |
| Observed at (local) | 1:30 PM |
| Temperature (2 m) | 32°C |
| Apparent temperature | 24°C |
| Relative humidity (2 m) | 77% |
| Dew point (2 m) | 18°C |
| Precipitation (last hour) | 0 mm |
| Rain | 0 mm |
| Showers | 0 mm |
| Snowfall | 0 cm |
| Weather code (WMO) | 0 |
| Cloud cover | 0% |
| Surface pressure | 993 hPa |
| Sea-level pressure | 1024 hPa |
| Wind speed (10 m) | 8 km/h |
| Wind gusts (10 m) | 18 km/h |
| Wind direction (10 m) | 343° (NNW) |
| Visibility | 33.9 km |
| UV index | 0 |
| Day / night | Day |
| Today max / min | 33°C / 19°C |
| Today feels-like max / min | 35°C / 21°C |
| Today precipitation sum | 0 mm |
| Today rain sum | 0 mm |
| Today snowfall sum | 0 cm |
| Today max precip probability | 35% |
| Today max wind / gusts | 17 km/h / 37 km/h |
| Dominant wind direction | 334° (NNW) |
| Sunrise / sunset | 4:51 AM / 9:15 PM |
| Daylight duration | 16h 23m |
| Sunshine duration | 12h 24m |
| Max UV index | 7.05 |
| Reference evapotranspiration (ET₀) | 6.06 mm |
| Topsoil moisture (0–1 cm) | 0.217 m³/m³ |
| Surface soil temperature | 21°C |
| US AQI | 35 |
| European AQI | 60 |
| PM2.5 | 7.6 µg/m³ |
| PM10 | 9 µg/m³ |
| Ozone (O₃) | 131 µg/m³ |
| Nitrogen dioxide (NO₂) | 1.6 µg/m³ |
| Sulphur dioxide (SO₂) | 2.2 µg/m³ |
| Carbon monoxide (CO) | 147 µg/m³ |
| Dust | 1 µg/m³ |
| Alder pollen | 0 gr/m³ |
| Birch pollen | 0.1 gr/m³ |
| Grass pollen | 39 gr/m³ |
| Mugwort pollen | 0 gr/m³ |
| Olive pollen | 0 gr/m³ |
| Ragweed pollen | 0 gr/m³ |
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<iframe src="https://weathertomorrow.cloud/embed/city/cz/prague/letnany" width="320" height="180" frameborder="0" title="Letňany weather" loading="lazy"></iframe>Frequently asked questions
Will it rain in Letňany tomorrow?
There is a moderate chance of rain in Letňany tomorrow, peaking at 45%.
What is the temperature in Letňany today?
Today Letňany sees overcast with a high of 33 °C and a low of 18 °C.
How hot will it be in Letňany tomorrow?
Tomorrow's high in Letňany is forecast at 30 °C with overcast.
Is it windy in Letňany today?
No, not especially; gusts only reach up to 37 km/h today.
What is the UV index in Letňany today?
The UV index peaks at 7 today, which is high.
What time is sunrise and sunset in Letňany today?
The sun rises at 04:51 and sets at 21:15 local time.
Is the air quality in Letňany good today?
Air quality is good right now, with a US AQI reading of 35.