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Now · 4:40 AM

Henley-on-Thames Weather & Hourly Forecast

United Kingdom · England · RG9 2LN

Overcast night
12°C
Overcast night
Feels like: 9°C
💧 Humidity 86% 🌡 Pressure 1014 hPa 💨 Wind 17 km/h 👁 Visibility 31.4 km Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Henley-on-Thames

Today
Mostly cloudy night · 5:00 AM Mostly cloudy night
13° 💧 0.4 mm 💨 18 km/h H 83%1013 hPa
Overcast · 8:00 AM Overcast
14° 💧 0.7 mm 💨 19 km/h H 89%1011 hPa
Light rain · 11:00 AM Light rain
17° 💧 0.2 mm 💨 20 km/h H 81%1010 hPa
Mostly sunny · 2:00 PM Mostly sunny
20° 💧 None 💨 19 km/h H 47%1010 hPa
Mostly cloudy · 5:00 PM Mostly cloudy
18° 💧 None 💨 20 km/h H 48%1010 hPa
Clear night · 8:00 PM Clear night
15° 💧 None 💨 16 km/h H 62%1011 hPa
Clear night · 11:00 PM Clear night
13° 💧 None 💨 13 km/h H 81%1012 hPa
Tomorrow
Clear night · 2:00 AM Clear night
11° 💧 None 💨 12 km/h H 90%1013 hPa
Clear night · 5:00 AM Clear night
11° 💧 None 💨 11 km/h H 94%1013 hPa
Mostly cloudy · 8:00 AM Mostly cloudy
11° 💧 0.0 mm 💨 10 km/h H 90%1014 hPa
Partly cloudy · 11:00 AM Partly cloudy
16° 💧 None 💨 14 km/h H 62%1015 hPa
Overcast · 2:00 PM Overcast
20° 💧 None 💨 21 km/h H 45%1014 hPa
Overcast · 5:00 PM Overcast
17° 💧 0.0 mm 💨 24 km/h H 60%1014 hPa
Overcast night · 8:00 PM Overcast night
16° 💧 0.1 mm 💨 18 km/h H 72%1014 hPa
Mostly cloudy night · 11:00 PM Mostly cloudy night
16° 💧 None 💨 19 km/h H 76%1014 hPa
Saturday
Mostly cloudy night · 2:00 AM Mostly cloudy night
16° 💧 0.0 mm 💨 19 km/h H 83%1014 hPa

In Henley-on-Thames and, more broadly, across South East: This morning will see a mix of sun and clouds, with mild temperatures ranging from 13 to 20 degrees Celsius. While the weather remains generally settled, there is a high chance of rain developing later in the day, with rainfall totals possibly reaching around 2.2 mm. Winds will be moderate from the west, peaking at around 18 mph, with gusts up to 30 mph. The afternoon is likely to see similar conditions, with the possibility of scattered showers amid the sunshine. Temperatures are expected to remain steady, providing relatively comfortable conditions despite the chance of rain and breezy weather. It may be worth having an umbrella handy if you're planning outdoor activities later on.

15-Day Weather Outlook for Henley-on-Thames

TomorrowTomorrow Mostly sunny Mostly sunny 20°/10° 💧 None 💨 24 km/h
Saturday, Sep 19Sat Sep 19 Light rain Light rain 20°/15° 💧 2.6 mm 💨 25 km/h
Sunday, Sep 20Sun Sep 20 Overcast Overcast 19°/13° 💧 0.1 mm 💨 19 km/h
Monday, Sep 21Mon Sep 21 Partly cloudy Partly cloudy 20°/ 💧 None 💨 10 km/h
Tuesday, Sep 22Tue Sep 22 Light rain Light rain 22°/16° 💧 0.7 mm 💨 9 km/h
Wednesday, Sep 23Wed Sep 23 Overcast Overcast 20°/16° 💧 0.0 mm 💨 11 km/h
Thursday, Sep 24Thu Sep 24 Partly cloudy Partly cloudy 22°/12° 💧 None 💨 12 km/h
Friday, Sep 25Fri Sep 25 Partly cloudy Partly cloudy 23°/11° 💧 None 💨 11 km/h
Saturday, Sep 26Sat Sep 26 Sunny Sunny 23°/10° 💧 None 💨 8 km/h
Sunday, Sep 27Sun Sep 27 Overcast Overcast 24°/10° 💧 None 💨 12 km/h
Monday, Sep 28Mon Sep 28 Overcast Overcast 19°/11° 💧 None 💨 21 km/h
Tuesday, Sep 29Tue Sep 29 Mostly sunny Mostly sunny 16°/ 💧 None 💨 13 km/h
Wednesday, Sep 30Wed Sep 30 Mostly sunny Mostly sunny 17°/ 💧 None 💨 8 km/h
Thursday, Oct 1Thu Oct 1 Overcast Overcast 20°/ 💧 None 💨 4 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Henley-on-Thames

Vertical axis: °C · Color based on temperature
Mostly cloudy night at 5:00 AM
13° Today 5:00 AM
Overcast night at 6:00 AM
13° 6:00 AM
Light rain at 7:00 AM
13° 7:00 AM
Overcast at 8:00 AM
14° 8:00 AM
Light rain at 9:00 AM
15° Today 9:00 AM
Light rain at 10:00 AM
15° 10:00 AM
Light rain at 11:00 AM
17° 11:00 AM
Sunny at 12:00 PM
19° 12:00 PM
Mostly sunny at 1:00 PM
20° Today 1:00 PM
Mostly sunny at 2:00 PM
20° 2:00 PM
Mostly cloudy at 3:00 PM
20° 3:00 PM
Overcast at 4:00 PM
19° 4:00 PM
Mostly cloudy at 5:00 PM
18° Today 5:00 PM
Mostly cloudy at 6:00 PM
17° 6:00 PM
Mostly sunny at 7:00 PM
16° 7:00 PM
Clear night at 8:00 PM
15° 8:00 PM
Mostly clear night at 9:00 PM
14° Today 9:00 PM
Clear night at 10:00 PM
13° 10:00 PM
Clear night at 11:00 PM
13° 11:00 PM
Clear night at 12:00 AM
12° 12:00 AM
Clear night at 1:00 AM
12° Tomorrow 1:00 AM
Clear night at 2:00 AM
11° 2:00 AM
Clear night at 3:00 AM
11° 3:00 AM
Clear night at 4:00 AM
11° 4:00 AM
Clear night at 5:00 AM
11° Tomorrow 5:00 AM
Mostly clear night at 6:00 AM
10° 6:00 AM
Mostly cloudy at 7:00 AM
10° 7:00 AM
Mostly cloudy at 8:00 AM
11° 8:00 AM
Mostly cloudy at 9:00 AM
13° Tomorrow 9:00 AM
Mostly cloudy at 10:00 AM
15° 10:00 AM
Partly cloudy at 11:00 AM
16° 11:00 AM
Partly cloudy at 12:00 PM
18° 12:00 PM
Mostly cloudy at 1:00 PM
19° Tomorrow 1:00 PM
Overcast at 2:00 PM
20° 2:00 PM
Overcast at 3:00 PM
19° 3:00 PM
Overcast at 4:00 PM
18° 4:00 PM
Overcast at 5:00 PM
17° Tomorrow 5:00 PM
Mostly cloudy at 6:00 PM
16° 6:00 PM
Overcast at 7:00 PM
16° 7:00 PM
Overcast night at 8:00 PM
16° 8:00 PM
Mostly cloudy night at 9:00 PM
16° Tomorrow 9:00 PM
Overcast night at 10:00 PM
16° 10:00 PM
Mostly cloudy night at 11:00 PM
16° 11:00 PM
Overcast night at 12:00 AM
15° 12:00 AM
Overcast night at 1:00 AM
16° Saturday 1:00 AM
Mostly cloudy night at 2:00 AM
16° 2:00 AM
Overcast night at 3:00 AM
16° 3:00 AM
Overcast night at 4:00 AM
16° 4:00 AM
Mostly cloudy night at 5:00 AM
16° Saturday 5:00 AM
Mostly cloudy night at 6:00 AM
16° 6:00 AM
Mostly cloudy at 7:00 AM
16° 7:00 AM
Overcast at 8:00 AM
16° 8:00 AM
Light rain at 9:00 AM
16° Saturday 9:00 AM
Overcast at 10:00 AM
17° 10:00 AM
Overcast at 11:00 AM
18° 11:00 AM
Overcast at 12:00 PM
20° 12:00 PM
Overcast at 1:00 PM
20° Saturday 1:00 PM
Overcast night at 10:00 PM
17° 10:00 PM
Overcast night at 1:00 AM
17° 1:00 AM
Overcast night at 4:00 AM
16° 4:00 AM
Sunny at 7:00 AM
14° Sunday 7:00 AM
Mostly cloudy at 10:00 AM
15° 10:00 AM
Overcast at 1:00 PM
18° 1:00 PM
Overcast at 4:00 PM
19° 4:00 PM
Partly cloudy at 7:00 PM
16° Sunday 7:00 PM
Mostly clear night at 10:00 PM
13° 10:00 PM
Partly cloudy night at 1:00 AM
10° 1:00 AM
Mostly clear night at 4:00 AM
4:00 AM
Sunny at 7:00 AM
Monday 7:00 AM
Sunny at 10:00 AM
15° 10:00 AM
Sunny at 1:00 PM
19° 1:00 PM
Partly cloudy at 4:00 PM
20° 4:00 PM
Partly cloudy at 7:00 PM
19° Monday 7:00 PM
Overcast night at 10:00 PM
17° 10:00 PM
Overcast night at 1:00 AM
16° 1:00 AM
Mostly cloudy night at 4:00 AM
16° 4:00 AM
Overcast at 7:00 AM
16° Tuesday 7:00 AM
Overcast at 10:00 AM
18° 10:00 AM
Light rain at 1:00 PM
21° 1:00 PM
Partly cloudy at 4:00 PM
22° 4:00 PM
Mostly sunny at 7:00 PM
19° Tuesday 7:00 PM
Mostly clear night at 1:00 AM
19° 1:00 AM
Overcast at 7:00 AM
17° 7:00 AM
Overcast at 1:00 PM
16° 1:00 PM
Overcast at 7:00 PM
20° Wednesday 7:00 PM
Partly cloudy night at 1:00 AM
19° 1:00 AM
Partly cloudy at 7:00 AM
14° 7:00 AM
Mostly sunny at 1:00 PM
12° 1:00 PM
Overcast at 7:00 PM
22° Thursday 7:00 PM
Partly cloudy night at 1:00 AM
19° 1:00 AM
Mostly cloudy at 7:00 AM
13° 7:00 AM
Mostly cloudy at 1:00 PM
11° 1:00 PM
Partly cloudy night at 7:00 PM
23° Friday 7:00 PM
Clear night at 1:00 AM
20° 1:00 AM
Sunny at 7:00 AM
13° 7:00 AM
Sunny at 1:00 PM
10° 1:00 PM
Clear night at 7:00 PM
23° Saturday 7:00 PM
Clear night at 1:00 AM
20° 1:00 AM
Sunny at 7:00 AM
13° 7:00 AM
Sunny at 1:00 PM
10° 1:00 PM
Overcast night at 7:00 PM
24° Sunday 7:00 PM
Overcast night at 1:00 AM
19° 1:00 AM
Overcast at 7:00 AM
14° 7:00 AM
Overcast at 1:00 PM
11° 1:00 PM
Clear night at 7:00 PM
17° Monday 7:00 PM
Mostly clear night at 1:00 AM
14° 1:00 AM
Sunny at 7:00 AM
7:00 AM
Sunny at 1:00 PM
1:00 PM
Clear night at 7:00 PM
16° Tuesday 7:00 PM
Mostly clear night at 1:00 AM
14° 1:00 AM
Clear night at 7:00 AM
10° 7:00 AM
Overcast at 1:00 PM
1:00 PM
Mostly cloudy night at 7:00 PM
17° Wednesday 7:00 PM
Overcast night at 1:00 AM
15° 1:00 AM
Mostly clear night at 7:00 AM
10° 7:00 AM
Sunny at 1:00 PM
1:00 PM
Mostly cloudy night at 7:00 PM
20° Thursday 7:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Henley-on-Thames

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 5:00 AM
PM2.5 Fine particles Good 1,3µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 4,5µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 86,9µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,4µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Henley-on-Thames

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 3,4Moderate 🙂Fair
Tomorrow UV 3,9Moderate 🙂Fair
Saturday UV 2,5Low 😐Moderate
Sunday UV 3,8Moderate 🙂Fair
Monday UV 6,0High 🙂Fair
Tuesday UV 6,0High Unavailable
Wednesday UV 5,0Moderate Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,0 9:00 AMUV 0,2 10:00 AMUV 0,7 11:00 AMUV 1,7 12:00 PMUV 2,9 1:00 PMUV 3,4 2:00 PMUV 3,3 3:00 PMUV 2,7 4:00 PMUV 1,7 5:00 PMUV 0,8 6:00 PMUV 0,3
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Henley-on-Thames

Vertical axis: km/h · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in km/h. Today 5:00 AM 6:00 AM 7:00 AM 8:00 AM Today 9:00 AM 10:00 AM 11:00 AM 12:00 PM Today 1:00 PM 2:00 PM 3:00 PM 4:00 PM Today 5:00 PM 6:00 PM 7:00 PM 8:00 PM Today 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tomorrow 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tomorrow 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tomorrow 9:00 AM 10:00 AM 11:00 AM 12:00 PM Tomorrow 1:00 PM 2:00 PM 3:00 PM 4:00 PM Tomorrow 5:00 PM 6:00 PM 7:00 PM 8:00 PM Tomorrow 9:00 PM 10:00 PM 11:00 PM 12:00 AM Saturday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Saturday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Saturday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Saturday 1:00 PM 10:00 PM 1:00 AM 4:00 AM Sunday 7:00 AM 10:00 AM 1:00 PM 4:00 PM Sunday 7:00 PM 10:00 PM 1:00 AM 4:00 AM Monday 7:00 AM 10:00 AM 1:00 PM 4:00 PM Monday 7:00 PM 10:00 PM 1:00 AM 4:00 AM Tuesday 7:00 AM 10:00 AM 1:00 PM 4:00 PM Tuesday 7:00 PM 1:00 AM 7:00 AM 1:00 PM Wednesday 7:00 PM 1:00 AM 7:00 AM 1:00 PM Thursday 7:00 PM 1:00 AM 7:00 AM 1:00 PM Friday 7:00 PM 1:00 AM 7:00 AM 1:00 PM Saturday 7:00 PM 1:00 AM 7:00 AM 1:00 PM Sunday 7:00 PM 1:00 AM 7:00 AM 1:00 PM Monday 7:00 PM 1:00 AM 7:00 AM 1:00 PM Tuesday 7:00 PM 1:00 AM 7:00 AM 1:00 PM Wednesday 7:00 PM 1:00 AM 7:00 AM 1:00 PM Thursday 7:00 PM
Sustained wind Max gusts
NIGHT SKY · HENLEY-ON-THAMES, ENGLAND

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

37/100Best-hour score
No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.
Cloud cover 87% Real hourly forecast for the best viewing hour.
Moonlight 29% Waxing Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 77° high at the best hour.
Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.
Chance ≥1 meteor in 30 minNot meaningful
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
ACTIVE NOW
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Henley-on-Thames were last refreshed today at 4:03 AM. The current forecast period extends through 19/09/2026 at 2:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.