Pollen Count in Sleaford

4-Day Chart
Annual Overview

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Sleaford has high pollen counts in spring. Trees like oak, ash, and hazel release pollen. This happens from March to May. Pollen counts are usually highest in April.

Updated: 3/11/2026

Grass pollen season starts in late spring. It lasts from May to July. Grasses release a lot of pollen. This makes pollen counts very high.

Weed pollen season is in late summer. Plants like nettle and ragwort release pollen. This happens from August to October. Pollen counts can still be high.

Pollen counts can change daily. Weather affects pollen release. Windy days can spread pollen. Rainy days can wash pollen away. Sunny days can make pollen counts rise.

Pollen Forecast Chart

Recommendations

When pollen concentrations reach a peak, we suggest these simple steps to help with hay fever. These tips are extra important on windy days when plants are in peak anthesis (the time when they release the most pollen).

Wear masks if necessary
Shower after going out
Wear sunglasses if windy
Close windows and doors
Use an indoor air purifier
Avoid wearing woolen clothes outside
Limit outdoor activities

Annual Pollen Overview

Check out this month-by-month overview of the daily average pollen count in Sleaford 🌾. This data is based on previous years and serves as a guideline to help you understand when different pollen seasons typically occur in your city.

	Alder	Birch	Grass	Mugwort	Olive	Ragweed
Jan	0	0	0	0	0	0
Feb	6.5	0	0	0	0	0
Mar	78.1	57.4	0	0	0	0
Apr	14.4	819.7	1.1	0	0	0
May	0.2	70.3	80.9	0	0	0
Jun	0	0	1648	9.9	0.1	0
Jul	0	0.1	600.9	67.2	0	0
Aug	0	0	84.1	16.9	0	0
Sep	0	0	3.2	0.1	0	0.4
Oct	0	0	0	0	0	0
Nov	0	0	0	0	0	0
Dec	0	0	0	0	0	0

Nearby Places

Disclaimer * The pollen count information provided for Sleaford is for educational purposes only, sourced from the CAMS European air quality database. We cannot guarantee its accuracy or reliability. This information is not a substitute for professional medical advice. Consult a qualified healthcare provider for medical concerns. We are not medical professionals.