Daventry weather in September

In September, Daventry sees average daytime highs of 18°C and overnight lows near 10°C, with 55 mm of rain across 9.3 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 16°C by the end. The sky is clear or mostly clear about 12% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Daventry's 5th-clearest and 9th-windiest month. For the whole year in context, see Daventry's year-round climate.

Daytime high
18°
4th warmest
Overnight low
10°
9th coldest
Rainfall
55 mm
9.3 wet days
Daylight
12 h 24 min
5:47 AM – 6:11 PM
Cloud cover
72%
5th clearest
Wind
15 km/h
9th windiest
Solar energy
2.92 kWh/m²
Travel score
5.6
out of 10

Daventry is market town and civil parish in Northamptonshire, England.

Density
1,914/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 16°C by the end.

A typical September day in Daventry reaches about 18°C in the afternoon and slips back to 10°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 21°C. Set against its neighbours, September runs about 3°C cooler than August and about 4°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11911
21911
31911
41911
51911
61911
71911
81911
91911
101811
111811
121811
131810
141810
151810
161810
171810
181810
191710
201710
211710
221710
231710
241710
251710
261710
27169
28169
29169
30169

How September really feels in Daventry

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Daventry weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 5411.7180.7
Feb / 43101.49.51.0
Mar10° / 4710.60.911.52.1
Apr13° / 5311.50.313.63.3
May16° / 5911015.44.6
Jun19° / 11°6010.6016.45.7
Jul21° / 13°6311.20166.1
Aug21° / 13°6210.9014.56.1
Sep18° / 10°559.3012.45.6
Oct14° / 6411.3010.33.7
Nov10° / 6111.60.38.52.0
Dec / 5811.217.60.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 73%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12971
22971
32971
42971
52971
62872
72872
82872
92872
102773
112773
122773
132773
142773
152773
162773
172674
182674
192674
202674
212674
222674
232674
242674
252674
262773
272674
282674
292773
302773

Chance of precipitation in September

Any precipitation

Daventry gets around 55 mm of rain over 9.3 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 36% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
130
229
329
429
529
629
729
829
929
1029
1129
1229
1329
1429
1529
1630
1730
1831
1931
2031
2132
2232
2333
2433
2534
2634
2735
2836
2936
3036

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
175223
275223
376213
477212
578202
678202
778202
879192
979192
1080182
1180182
1281172
1381172
1482162
1582162
1683161
1784151
1884151
1984151
2084151
2185150
2285150
2385150
2486140
2586140
2687130
2787130
2888120
2988120
3089110

Wind in September

Winds average 15 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 24 min at the start of September to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 120 minutes over September. Sunrise moves from 5:21 AM to 6:11 AM, and sunset from 6:47 PM to 5:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:216:47
213.45:236:45
313.35:256:42
413.25:276:40
513.25:286:38
613.15:306:35
713.05:326:33
813.05:336:30
912.95:356:28
1012.85:376:26
1112.75:386:23
1212.75:406:21
1312.65:426:18
1412.55:446:16
1512.55:456:13
1612.45:476:11
1712.35:496:08
1812.35:506:06
1912.25:526:04
2012.15:546:01
2112.15:565:59
2212.05:575:56
2311.95:595:54
2411.86:015:51
2511.86:025:49
2611.76:045:46
2711.66:065:44
2811.66:085:42
2911.56:095:39
3011.46:115:37

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.92 kWh/m².

For context, solar energy here swings from a low near 0.61 kWh/m² to a high of 5.05 kWh/m² in June across the year — September's 2.92 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.4Moderate
43.4Moderate
53.4Moderate
63.3Moderate
73.3Moderate
83.2Moderate
93.2Moderate
103.1Moderate
113.1Moderate
123.1Moderate
133.0Moderate
143.0Moderate
152.9Moderate
162.9Moderate
172.8Moderate
182.8Moderate
192.7Moderate
202.7Moderate
212.6Moderate
222.6Moderate
232.6Moderate
242.5Moderate
252.5Moderate
262.4Moderate
272.4Moderate
282.4Moderate
292.3Moderate
302.3Moderate
Planning a trip in September

Is September a good time to visit Daventry?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.6
Sightseeing
4th-best month of the year
1.8
Beach & pool
4th-best month of the year

September is a reasonable time to visit Daventry for sightseeing.

What to pack for Daventry in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Daventry sees daytime highs around 18°C and nights near 10°C. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Daventry in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Daventry peaks around August 11 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 11UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Daventry?

Daventry sits at 52.3°N, 1.2°W, 152 m above sea level, in United Kingdom. The nearest listed city is Rugby, 14 km away.

Topography around Daventry

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Daventry.

Within 3 km, the terrain around Daventry has only modest variations in elevation — a maximum elevation change of 118 m around an average of 146 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 165 m; within 80 km, significant variations in elevation — a maximum elevation change of 389 m.

The land around Daventry is covered by grassland (33%), cropland (29%) and trees (20%) within 3 km, grassland (42%) and cropland (40%) within 16 km, and cropland (43%) and grassland (34%) within 80 km.

3 km
118 m
16 km
165 m
80 km
389 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Rugby 14 km · Northampton 19 km · Royal Leamington Spa 25 km · Banbury 25 km · Warwick 29 km · Coventry 29 km · Market Harborough 29 km · Kenilworth 30 km

United Kingdom travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 89% of US
price level, 2025
GDP per capita
$57,602
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
3.2
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 60%none 26%Muslim 4%other 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Daventry (52.2569°, -1.1607°, elevation 152 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).