Weather Welwyn long-term weather forecast
Long-term weather forecast for Welwyn for ten days.
Sunday, Jan 18
41 / 39°F
| 0.00 in | 6 mph |
| 39 °F | 37 °F | 12 am | |
| 39 °F | 36 °F | 6 am | |
| 41 °F | 37 °F | 12 pm | |
| 39 °F | 36 °F | 6 pm |
sunrise 7:57 am
sunset 4:25 pm
HOURLY
sunset 4:25 pm
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Weather forecast Welwyn, England extended forecast
| Time | State Temp. Feels like | Precip. | Wind | Pressure | Humidity | Dew | total |
Fog | Low |
Middle |
High |
||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sunday 01/18/2026 |
|||||||||||||
| 12 AM
7 PM
| overcast | 39 °F 36 °F |
0.00 in | 4 fps 2 mph north-northeast |
30.1 in | 99 % | 39 °F | 100 % | 0% | 100% | 0% | 0% | |
| 6 AM
1 AM
| overcast | 39 °F 36 °F |
0.00 in | 4 fps 3 mph northeast |
30.1 in | 99 % | 37 °F | 100 % | 0% | 100% | 0% | 0% | |
| 12 PM
7 AM
| overcast | 41 °F 37 °F |
0.0 in | 9 fps 6 mph south-southeast |
30.1 in | 88 % | 37 °F | 100 % | 0% | 100% | 0% | 0% | |
| 6 PM
1 PM
| overcast | 39 °F 36 °F |
0.0 in | 5 fps 4 mph southeast |
30.1 in | 89 % | 36 °F | 100 % | 0% | 100% | 0% | 0% | |
Monday 01/19/2026 |
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| 12 AM
7 PM
| rain | 37 °F 34 °F |
0.06 in | 10 fps 7 mph southeast |
30.0 in | 91 % | 36 °F | 100 % | 0% | 100% | 2% | 0% | |
| 6 AM
1 AM
| overcast | 39 °F 36 °F |
0.0 in | 11 fps 8 mph east-southeast |
29.9 in | 92 % | 36 °F | 100 % | 0% | 100% | 48% | 0% | |
| 12 PM
7 AM
| overcast | 41 °F 37 °F |
0.0 in | 15 fps 10 mph east-southeast |
29.9 in | 85 % | 36 °F | 100 % | 0% | 100% | 14% | 0% | |
| 6 PM
1 PM
| overcast | 39 °F 36 °F |
0.0 in | 10 fps 6 mph east-southeast |
29.9 in | 90 % | 36 °F | 99 % | 0% | 90% | 23% | 93% | |
Welwyn, England - information
State: EnglandGPS coordinates: 51.8331; -0.2136
Time zone: Europe / London
time difference in hours with time in NY is -1 hours
Population: 3 254
Altitude: 269 ft
The administrative part:
- England, West Ilsley
- Hertfordshire, Hertford
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Data source
Weather forecast for Welwyn 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.Weather with Meteobox for your website
Astronomical information Welwyn
data are always in the local timeSun and light
Jan. 18, 2026
| Sunrise: | Sunset: |
| 7:57 am | 4:25 pm |
| Noon: | Length of day: |
| 12:11 pm | 08:27 |
| Start of civil twilight*: | End of civil twilight*: |
| 7:18 am | 5:04 pm |
| Start of nautical twilight*: | End of nautical twilight*: |
| 6:38 am | 5:44 pm |
| Start of astronomical twilight*: | End of astronomical twilight*: |
| 5:58 am | 6:25 pm |
| * What is Twilight? | |
Moon and moon phases
| Moonrise: | Moonset: |
| 01/18/2026 8:18 am | 01/18/2026 3:45 pm |
| Next new moon: | Next full moon: |
| 01/18/2026 | 02/01/2026 |
