Live pollen count in Hertfordshire, UK today

Name: Live pollen levels in Hertfordshire, UK
Creator: Ambee

Stay updated with real-time pollen levels in Hertfordshire, UK. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.

Live Pollen Level

High

Hertfordshire, UK

Last updated: ... (Local time)

Disclaimer: The information provided is for informational purposes only and should not be considered medical advice. Always consult a healthcare professional for allergy-related concerns.

Hertfordshire, UK allergies right now

Low

Moderate

High

Very high

Tree pollen

0 ppm

208

704+

Grass pollen

35 ppm

342+

Weed pollen

96 ppm

267+

AQI

Good

Hertfordshire, UK

View Air Pollution Levels

Hertfordshire, UK

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Track live Hertfordshire, UK pollen forecast and history

Time	Pollen Risk Level	Tree Pollen	Grass Pollen	Weed Pollen
2025-07-11T18:00:00.000Z	Moderate	0ppm low	10ppm low	25ppm moderate
2025-07-11T19:00:00.000Z	Moderate	0ppm low	15ppm low	39ppm moderate
2025-07-11T20:00:00.000Z	High	0ppm low	51ppm moderate	152ppm high
2025-07-11T21:00:00.000Z	High	0ppm low	65ppm high	171ppm high
2025-07-11T22:00:00.000Z	High	0ppm low	47ppm moderate	160ppm high
2025-07-11T23:00:00.000Z	High	0ppm low	68ppm high	188ppm high
2025-07-12T00:00:00.000Z	High	0ppm low	59ppm moderate	251ppm high
2025-07-12T01:00:00.000Z	High	0ppm low	35ppm moderate	96ppm high
2025-07-12T02:00:00.000Z	Very high	0ppm low	94ppm high	567ppm vHigh
2025-07-12T03:00:00.000Z	High	0ppm low	95ppm high	232ppm high
2025-07-12T04:00:00.000Z	Very high	0ppm low	143ppm high	358ppm vHigh
2025-07-12T05:00:00.000Z	Very high	0ppm low	74ppm high	310ppm vHigh
2025-07-12T06:00:00.000Z	High	0ppm low	73ppm high	191ppm high
2025-07-12T07:00:00.000Z	High	0ppm low	46ppm moderate	152ppm high
2025-07-12T08:00:00.000Z	High	0ppm low	50ppm moderate	138ppm high
2025-07-12T09:00:00.000Z	High	0ppm low	43ppm moderate	119ppm high
2025-07-12T10:00:00.000Z	High	0ppm low	39ppm moderate	96ppm high
2025-07-12T11:00:00.000Z	Moderate	0ppm low	20ppm low	51ppm moderate
2025-07-12T12:00:00.000Z	Moderate	0ppm low	25ppm low	62ppm moderate
2025-07-12T13:00:00.000Z	Moderate	0ppm low	17ppm low	45ppm moderate
2025-07-12T14:00:00.000Z	Moderate	0ppm low	13ppm low	37ppm moderate
2025-07-12T15:00:00.000Z	Moderate	0ppm low	8ppm low	22ppm moderate
2025-07-12T16:00:00.000Z	Low	0ppm low	5ppm low	13ppm low
2025-07-12T17:00:00.000Z	Moderate	0ppm low	11ppm low	29ppm moderate
2025-07-12T18:00:00.000Z	High	0ppm low	34ppm moderate	86ppm high
2025-07-12T19:00:00.000Z	Moderate	0ppm low	26ppm low	64ppm moderate
2025-07-12T20:00:00.000Z	High	0ppm low	35ppm moderate	93ppm high
2025-07-12T21:00:00.000Z	Moderate	0ppm low	28ppm low	77ppm moderate
2025-07-12T22:00:00.000Z	High	0ppm low	55ppm moderate	153ppm high
2025-07-12T23:00:00.000Z	High	0ppm low	43ppm moderate	121ppm high
2025-07-13T00:00:00.000Z	High	0ppm low	29ppm low	81ppm high
2025-07-13T01:00:00.000Z	High	0ppm low	63ppm high	261ppm high
2025-07-13T02:00:00.000Z	High	0ppm low	47ppm moderate	116ppm high
2025-07-13T03:00:00.000Z	High	0ppm low	33ppm moderate	84ppm high
2025-07-13T04:00:00.000Z	Moderate	0ppm low	29ppm low	72ppm moderate
2025-07-13T05:00:00.000Z	Moderate	0ppm low	22ppm low	59ppm moderate
2025-07-13T06:00:00.000Z	Moderate	0ppm low	15ppm low	43ppm moderate
2025-07-13T07:00:00.000Z	High	0ppm low	31ppm moderate	86ppm high
2025-07-13T08:00:00.000Z	Moderate	0ppm low	29ppm low	76ppm moderate
2025-07-13T09:00:00.000Z	High	0ppm low	32ppm moderate	78ppm high
2025-07-13T10:00:00.000Z	High	0ppm low	35ppm moderate	87ppm high
2025-07-13T11:00:00.000Z	High	0ppm low	56ppm moderate	184ppm high
2025-07-13T12:00:00.000Z	High	0ppm low	35ppm moderate	93ppm high
2025-07-13T13:00:00.000Z	High	0ppm low	37ppm moderate	102ppm high
2025-07-13T14:00:00.000Z	High	0ppm low	36ppm moderate	99ppm high
2025-07-13T15:00:00.000Z	Moderate	0ppm low	28ppm low	74ppm moderate
2025-07-13T16:00:00.000Z	High	0ppm low	33ppm moderate	82ppm high
2025-07-13T17:00:00.000Z	High	0ppm low	34ppm moderate	85ppm high
2025-07-13T01:00:00.000Z	Moderate	0ppm low	26ppm low	69ppm moderate
2025-07-13T02:00:00.000Z	High	0ppm low	32ppm moderate	80ppm high
2025-07-13T03:00:00.000Z	High	0ppm low	33ppm moderate	83ppm high
2025-07-13T04:00:00.000Z	High	0ppm low	34ppm moderate	84ppm high
2025-07-13T05:00:00.000Z	High	0ppm low	40ppm moderate	106ppm high
2025-07-13T06:00:00.000Z	Moderate	0ppm low	19ppm low	53ppm moderate
2025-07-13T07:00:00.000Z	Moderate	0ppm low	26ppm low	73ppm moderate
2025-07-13T08:00:00.000Z	Moderate	0ppm low	29ppm low	77ppm moderate
2025-07-13T09:00:00.000Z	High	0ppm low	34ppm moderate	85ppm high
2025-07-13T10:00:00.000Z	High	0ppm low	31ppm moderate	79ppm high
2025-07-13T11:00:00.000Z	High	0ppm low	55ppm moderate	173ppm high
2025-07-13T12:00:00.000Z	High	0ppm low	30ppm moderate	79ppm high
2025-07-13T13:00:00.000Z	High	0ppm low	33ppm moderate	91ppm high
2025-07-13T14:00:00.000Z	High	0ppm low	46ppm moderate	128ppm high
2025-07-13T15:00:00.000Z	High	0ppm low	50ppm moderate	166ppm high
2025-07-13T16:00:00.000Z	High	0ppm low	65ppm high	159ppm high
2025-07-13T17:00:00.000Z	Moderate	0ppm low	28ppm low	70ppm moderate
2025-07-13T18:00:00.000Z	Moderate	0ppm low	30ppm moderate	75ppm moderate
2025-07-13T19:00:00.000Z	High	0ppm low	34ppm moderate	89ppm high
2025-07-13T20:00:00.000Z	Moderate	0ppm low	21ppm low	59ppm moderate
2025-07-13T21:00:00.000Z	Moderate	0ppm low	22ppm low	63ppm moderate
2025-07-13T22:00:00.000Z	Moderate	0ppm low	24ppm low	63ppm moderate
2025-07-13T23:00:00.000Z	Moderate	0ppm low	27ppm low	67ppm moderate
2025-07-14T00:00:00.000Z	Moderate	0ppm low	24ppm low	63ppm moderate
2025-07-14T01:00:00.000Z	High	0ppm low	38ppm moderate	94ppm high
2025-07-14T02:00:00.000Z	High	0ppm low	77ppm high	193ppm high
2025-07-14T03:00:00.000Z	High	0ppm low	43ppm moderate	105ppm high
2025-07-14T04:00:00.000Z	High	0ppm low	38ppm moderate	100ppm high
2025-07-14T05:00:00.000Z	High	0ppm low	51ppm moderate	192ppm high
2025-07-14T06:00:00.000Z	Moderate	0ppm low	26ppm low	72ppm moderate
2025-07-14T07:00:00.000Z	Moderate	0ppm low	27ppm low	71ppm moderate
2025-07-14T08:00:00.000Z	High	0ppm low	33ppm moderate	82ppm high
2025-07-14T09:00:00.000Z	High	0ppm low	40ppm moderate	100ppm high
2025-07-14T10:00:00.000Z	Moderate	0ppm low	27ppm low	66ppm moderate
2025-07-14T11:00:00.000Z	Moderate	0ppm low	18ppm low	48ppm moderate
2025-07-14T12:00:00.000Z	Moderate	0ppm low	15ppm low	43ppm moderate
2025-07-14T13:00:00.000Z	Moderate	0ppm low	26ppm low	72ppm moderate
2025-07-14T14:00:00.000Z	Moderate	0ppm low	17ppm low	45ppm moderate
2025-07-14T15:00:00.000Z	Moderate	0ppm low	26ppm low	65ppm moderate
2025-07-14T16:00:00.000Z	Moderate	0ppm low	23ppm low	57ppm moderate
2025-07-14T17:00:00.000Z	Moderate	0ppm low	18ppm low	44ppm moderate
2025-07-14T18:00:00.000Z	Moderate	0ppm low	17ppm low	47ppm moderate
2025-07-14T19:00:00.000Z	Moderate	0ppm low	17ppm low	48ppm moderate
2025-07-14T20:00:00.000Z	Moderate	0ppm low	27ppm low	74ppm moderate
2025-07-14T21:00:00.000Z	High	0ppm low	33ppm moderate	87ppm high
2025-07-14T22:00:00.000Z	High	0ppm low	42ppm moderate	104ppm high
2025-07-14T23:00:00.000Z	High	0ppm low	34ppm moderate	87ppm high
2025-07-15T00:00:00.000Z	Moderate	0ppm low	27ppm low	66ppm moderate

Pollen Level

Hertfordshire

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Pollen sub-species concentrations in Hertfordshire, UK

0ppm

Birch

0ppm

Cypress

0ppm

Elm

0ppm

Oak

0ppm

Pine

2ppm

Ragweed

Hertfordshire, UK allergy map: Track pollen levels near you

Pollen count in cities of Hertfordshire, UK

City	Pollen Risk Level	Tree Pollen	Grass Pollen	Weed Pollen
Royston, Hertfordshire	High	0ppm Low	42ppm Moderate	103ppm High
Bishop's Stortford, Hertfordshire	High	0ppm Low	41ppm Moderate	101ppm High
Harpenden, Hertfordshire	High	0ppm Low	38ppm Moderate	101ppm High
St Albans, Hertfordshire	High	0ppm Low	37ppm Moderate	102ppm High
Waltham Cross, Hertfordshire	High	0ppm Low	38ppm Moderate	93ppm High
Cheshunt, Hertfordshire	High	0ppm Low	38ppm Moderate	93ppm High
Tring, Hertfordshire	High	0ppm Low	36ppm Moderate	91ppm High
Borehamwood, Hertfordshire	High	0ppm Low	33ppm Moderate	92ppm High
Hertford, Hertfordshire	High	0ppm Low	35ppm Moderate	87ppm High
Watford, Hertfordshire	High	0ppm Low	32ppm Moderate	88ppm High
Sawbridgeworth, Hertfordshire	High	0ppm Low	31ppm Moderate	87ppm High
Hemel Hempstead, Hertfordshire	High	0ppm Low	33ppm Moderate	83ppm High
Rickmansworth, Hertfordshire	High	0ppm Low	31ppm Moderate	83ppm High
Ware, Hertfordshire	High	0ppm Low	30ppm Moderate	84ppm High
Abbots Langley, Hertfordshire	High	0ppm Low	32ppm Moderate	78ppm High
Bushey, Hertfordshire	High	0ppm Low	32ppm Moderate	78ppm High
Potters Bar, Hertfordshire	High	0ppm Low	31ppm Moderate	78ppm High
Stevenage, Hertfordshire	Moderate	0ppm Low	31ppm Moderate	77ppm Moderate
Hatfield, Hertfordshire	Moderate	0ppm Low	29ppm Low	77ppm Moderate
Hitchin, Hertfordshire	Moderate	0ppm Low	29ppm Low	71ppm Moderate
Berkhamsted, Hertfordshire	Moderate	0ppm Low	27ppm Low	72ppm Moderate
Letchworth, Hertfordshire	Moderate	0ppm Low	26ppm Low	73ppm Moderate
Chorleywood, Hertfordshire	Moderate	0ppm Low	28ppm Low	70ppm Moderate
Baldock, Hertfordshire	Moderate	0ppm Low	26ppm Low	68ppm Moderate
Welwyn Garden City, Hertfordshire	Moderate	0ppm Low	24ppm Low	68ppm Moderate
Hoddesdon, Hertfordshire	Moderate	0ppm Low	24ppm Low	66ppm Moderate

City	Pollen Risk Level	Tree Pollen	Grass Pollen	Weed Pollen
No results found

Grass

Allergy tips for Hertfordshire, UK

As pollen risk levels are

High

Shower and change clothes immediately after coming indoors in Hertfordshire, UK to remove pollen from your skin and clothing.
Avoid drying your clothes or bedding outside in Hertfordshire, UK now, as pollen can easily stick on fabric.
Keep pets clean and groomed in Hertfordshire, UK as they can carry pollen indoors.
Wear a mask or respirator while doing outdoor chores like gardening or lawn mowing in Hertfordshire, UK.
Use portable air purifiers indoors in Hertfordshire, UK to reduce airborne pollen.
Regularly vacuum carpets and upholstery in Hertfordshire, UK using a vacuum with a HEPA filter.
Drink plenty of water to stay hydrated and avoid allergy symptoms in Hertfordshire, UK.

How accurate is Hertfordshire, UK pollen data?

Ambee’s pollen data for Hertfordshire, UK follows National Allergy Bureau (NAB) standards, offering accurate, real-time updates with clear allergy risk levels. Our approach, using machine learning and historical trends, ensures precise, hyper-local pollen forecasts to support allergy management.

Disclaimer: While we strive for accuracy, individual responses to allergens may vary. Always consult a healthcare provider for personal advice.