What are the different pollen types by month?
Here's a look at how our weather can influence the pollen count.
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Northern Europe gripped by cold snap
15th January 2021 Last updated at 12:27
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Heavy snow and freezing temperatures continue to cause disruption across the region. Helen Willetts has the details.
Weather Videos
Coldest April night in eight years recorded
Temperatures dipped to -9.4C overnight at Tulloch Bridge in the Highlands.
April snow showers
Parts of England and Wales woke up to snow on Monday. Here's how BBC Weather Watchers captured the wintry views.
Lockdown reveals stunning UK dark skies
One impact of lockdown is that there has been a big reduction in light pollution in some areas.
More chances to see the Northern Lights
Activity on the sun, crucial for generating the charged particles we see in the sky as the aurora, is now on the increase . Our BBC Weather Watchers have grabbed some great shots of the recently and there could be more opportunities in the coming years as solar activity increases. Simon King finds out more.
How does weather affect spring flowers?
Spring means the return of growth and colour to our homes and gardens. But how can weather conditions bring an early start - or unscheduled delay - to these signs of spring?