Weather Semily weekend

Weather forecast for Semily for this and next weekend.
Today
5/15/26
12 / 6 °C
Tomorrow
5/16/26
13 / 4 °C
Sunday
5/17/26
15 / 3 °C
Saturday during the day morning light rain, later morning rain, in the afternoon initially rain, later cloudy. Sunday during the day cloudy, in the evening clear.
Sunday, May 17
image/svg+xml
15 / 3°C
0.0 mm image/svg+xml 9 km/h
11 °C °C 9 am
14 °C 11 °C 12 pm
15 °C 12 °C 3 pm
°C °C 9 pm
sunrise 5:07 am
sunset 8:43 pm
HOURLY
During the day cloudy, in the evening clear. The highest temperature 15 °C. At night the lowest temperature 3 °C.

Interactive map weather Czechia


Flag Czechia
GPS: 50.6019; 15.3355
altitude: 321 m
local time:
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Weather forecast Semily, Czechia extended forecast

Time State   Temp.   Feels like Precip. Wind PressureHumidity Dew total
 
Fog Low
 
Middle
 
High
 

Sunday 05/17/2026

12 AM
6 PM 
partly cloudy 6 °C
4 °C
0.0 mm
 3.5 m/s13 km/h
north-northwest
1011 hPa82 % 3  °C28 % 0% 0% 0% 27%
1 AM
7 PM 
cloudy 6 °C
4 °C
0.0 mm
 3.6 m/s13 km/h
north-northwest
1012 hPa84 % 3  °C69 % 0% 0% 0% 69%
2 AM
8 PM 
cloudy 5 °C
3 °C
0.0 mm
 3.5 m/s13 km/h
north-northwest
1012 hPa85 % 3  °C88 % 0% 0% 0% 88%
3 AM
9 PM 
cloudy 5 °C
3 °C
0.0 mm
 3.4 m/s12 km/h
north-northwest
1012 hPa86 % 2  °C95 % 0% 0% 0% 95%
4 AM
10 PM 
cloudy 5 °C
3 °C
0.0 mm
 3.1 m/s11 km/h
north-northwest
1012 hPa86 % 2  °C97 % 0% 0% 0% 97%
5 AM
11 PM 
cloudy 4 °C
2 °C
0.0 mm
 3.0 m/s11 km/h
north-northwest
1013 hPa86 % 2  °C100 % 0% 0% 0% 100%
6 AM
12 AM 
cloudy 5 °C
3 °C
0.0 mm
 2.8 m/s10 km/h
northwest
1014 hPa87 % 2  °C64 % 0% 0% 6% 64%
7 AM
1 AM 
cloudy 7 °C
5 °C
0.0 mm
 2.5 m/s9 km/h
west-northwest
1014 hPa80 % 3  °C68 % 0% 0% 0% 68%
8 AM
2 AM 
cloudy 9 °C
7 °C
0.0 mm
 2.5 m/s9 km/h
west-northwest
1014 hPa72 % 4  °C62 % 0% 0% 0% 62%
9 AM
3 AM 
partly cloudy 11 °C
9 °C
0.0 mm
 2.8 m/s10 km/h
northwest
1014 hPa62 % 3  °C20 % 0% 0% 6% 18%
10 AM
4 AM 
clear 12 °C
10 °C
0.0 mm
 3.1 m/s11 km/h
northwest
1014 hPa53 % 2  °C6 % 0% 0% 2% 5%
11 AM
5 AM 
partly cloudy 13 °C
11 °C
0.0 mm
 3.1 m/s11 km/h
northwest
1014 hPa49 % 2  °C14 % 0% 3% 0% 10%
12 PM
6 AM 
cloudy 14 °C
12 °C
0.0 mm
 3.1 m/s11 km/h
west-northwest
1014 hPa45 % 2  °C57 % 0% 0% 47% 18%
1 PM
7 AM 
cloudy 14 °C
12 °C
0.0 mm
 2.9 m/s10 km/h
west-northwest
1014 hPa42 % 1  °C72 % 0% 0% 71% 3%
2 PM
8 AM 
overcast 15 °C
13 °C
0.0 mm
 2.7 m/s10 km/h
west-northwest
1014 hPa41 % 1  °C97 % 0% 0% 96% 3%
3 PM
9 AM 
overcast 15 °C
13 °C
0.0 mm
 2.5 m/s9 km/h
west-northwest
1014 hPa40 % 1  °C93 % 0% 0% 93% 0%
4 PM
10 AM 
cloudy 14 °C
12 °C
0.0 mm
 2.6 m/s9 km/h
west-northwest
1014 hPa42 % 1  °C82 % 0% 0% 82% 0%
5 PM
11 AM 
partly cloudy 14 °C
12 °C
0.0 mm
 2.3 m/s8 km/h
west-northwest
1014 hPa42 % 1  °C35 % 0% 1% 35% 0%
6 PM
12 PM 
partly cloudy 14 °C
12 °C
0.0 mm
 1.8 m/s6 km/h
west-northwest
1014 hPa42 % 1  °C35 % 0% 0% 35% 0%
7 PM
1 PM 
partly cloudy 14 °C
13 °C
0.0 mm
 1.3 m/s5 km/h
west-northwest
1014 hPa53 % 4  °C34 % 0% 2% 33% 0%
8 PM
2 PM 
clear 12 °C
10 °C
0.0 mm
 1.7 m/s6 km/h
north-northwest
1013 hPa59 % 4  °C7 % 0% 0% 7% 0%
9 PM
3 PM 
clear 9 °C
7 °C
0.0 mm
 2.1 m/s8 km/h
north-northeast
1014 hPa65 % 3  °C3 % 0% 0% 3% 0%
10 PM
4 PM 
clear 7 °C
5 °C
0.0 mm
 1.7 m/s6 km/h
northeast
1015 hPa76 % 3  °C8 % 0% 0% 8% 0%
11 PM
5 PM 
clear 6 °C
4 °C
0.0 mm
 2.1 m/s8 km/h
east-northeast
1015 hPa80 % 3  °C7 % 0% 1% 7% 0%

Monday 05/18/2026

12 AM
6 PM 
clear 6 °C
4 °C
0.0 mm
 2.4 m/s9 km/h
east
1015 hPa76 % 2  °C1 % 0% 1% 0% 0%
1 AM
7 PM 
clear 6 °C
4 °C
0.0 mm
 2.2 m/s8 km/h
east-northeast
1016 hPa76 % 2  °C0 % 0% 0% 0% 0%
2 AM
8 PM 
clear 6 °C
4 °C
0.0 mm
 2.0 m/s7 km/h
east-northeast
1015 hPa75 % 1  °C0 % 0% 0% 0% 0%
3 AM
9 PM 
clear 5 °C
3 °C
0.0 mm
 1.7 m/s6 km/h
northeast
1015 hPa75 % 1  °C1 % 0% 1% 0% 0%
4 AM
10 PM 
clear 4 °C
2 °C
0.0 mm
 1.7 m/s6 km/h
northeast
1015 hPa78 % 0  °C0 % 0% 0% 0% 0%
5 AM
11 PM 
clear 3 °C
1 °C
0.0 mm
 1.8 m/s6 km/h
northeast
1015 hPa82 % 0  °C0 % 0% 0% 0% 0%
6 AM
12 AM 
clear 4 °C
2 °C
0.0 mm
 2.0 m/s7 km/h
northeast
1015 hPa84 % 1  °C0 % 0% 0% 0% 0%
7 AM
1 AM 
clear 8 °C
6 °C
0.0 mm
 2.1 m/s8 km/h
northeast
1015 hPa79 % 4  °C0 % 0% 0% 0% 0%
8 AM
2 AM 
overcast 11 °C
9 °C
0.0 mm
 1.4 m/s5 km/h
east-southeast
1016 hPa63 % 4  °C2 % 0% 2% 1% 0%
2 PM
8 AM 
clear 16 °C
15 °C
0.1 mm
 0.8 m/s3 km/h
east
1015 hPa48 % 4  °C10 % 0% 1% 10% 0%
8 PM
2 PM 
overcast 13 °C
12 °C
0.0 mm
 2.2 m/s8 km/h
east-northeast
1015 hPa71 % 7  °C100 % 0% 0% 26% 100%
 

Semily, Czechia - information

State: Czechia
GPS coordinates: 50.6019; 15.3355
Time zone: Europe / Prague

Population: 9 040
Altitude: 321 m
The administrative part:



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Weather Semily, Czechia. Weather forecast Semily.



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Data source

Weather forecast for Semily is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Long-term statistical averages

average min. max.  precipit…
days
 January -2.2 °C -4.7 °C 0.2 °C  11 
 February -1.0 °C -3.7 °C 2.0 °C  10 
 March 2.4 °C -1.0 °C 6.4 °C  11 
 April 6.8 °C 2.3 °C 12.0 °C  9 
 May 11.9 °C 6.6 °C 17.4 °C  10 
 June 14.9 °C 9.8 °C 20.3 °C  12 
 July 16.5 °C 11.3 °C 21.9 °C  11 
 August 16.1 °C 11.1 °C 21.9 °C  10 
 September 12.5 °C 8.4 °C 17.6 °C  9 
 October 8.2 °C 4.9 °C 12.4 °C  9 
 November 2.8 °C 0.6 °C 5.4 °C  11 
 December -0.8 °C -3.1 °C 1.5 °C  13 
Statistical averages in charts Semily


Astronomical information Semily

data are always in the local time

Sun and light

 May 17, 2026 
Sunrise: Sunset: 
5:07 am 8:43 pm
Noon: Length of day: 
12:55 pm15:36
Start of civil twilight*: End of civil twilight*: 
4:26 am9:25 pm
Start of nautical twilight*: End of nautical twilight*: 
3:32 am10:19 pm
Start of astronomical twilight*:  End of astronomical twilight*: 
2:13 am11:40 pm
* What is Twilight?

Moon and moon phases

Moonrise: Moonset: 
05/17/2026 4:49 am 05/17/2026 10:26 pm
Next new moon: Next full moon: 
06/14/202605/31/2026

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