Front Royal weather in September

In September, Front Royal sees average daytime highs of 77°F and overnight lows near 58°F, with 4.1 in of rain across 9.4 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 81°F in the first days to 72°F by the end. The sky is clear or mostly clear about 36% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Front Royal's 2nd-clearest and 9th-windiest month. For the whole year in context, see Front Royal's year-round climate.

Daytime high
77°
4th warmest
Overnight low
58°
9th coldest
Rainfall
4.1 in
9.4 wet days
Daylight
12 h 12 min
6:00 AM – 6:15 PM
Cloud cover
56%
2nd clearest
Wind
5 mph
9th windiest
Solar energy
4.26 kWh/m²
Travel score
6.9
out of 10

Front Royal is town in Warren County, Virginia, United States.

Density
613/km²
people per km²
Founded
1788

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 81°F in the first days to 72°F by the end.

A typical September day in Front Royal reaches about 77°F in the afternoon and slips back to 58°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 67°F and 87°F. Set against its neighbours, September runs about 7°F cooler than August and about 11°F warmer than October.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
18263
28263
38162
48162
58162
68062
78061
88061
98060
107960
117960
127859
137859
147859
157758
167758
177658
187657
197657
207556
217556
227556
237455
247455
257355
267354
277354
287253
297253
307253

How September really feels in Front Royal

Once humidity and wind are folded in, September averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
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.

Front Royal weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan41° / 26°2.88.43.39.60.1
Feb44° / 27°2.68.23.410.50.9
Mar53° / 34°3.610.62.611.73.0
Apr65° / 44°3.510.60.2135.6
May73° / 53°4.112.1014.16.3
Jun81° / 62°3.611.6014.75.9
Jul85° / 67°3.611.4014.45.0
Aug84° / 65°2.910.4013.55.6
Sep77° / 58°4.19.4012.36.9
Oct66° / 46°3.17.90.1116.3
Nov54° / 36°2.87.60.69.93.5
Dec45° / 30°3.28.72.39.30.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25347
35446
45446
55545
65545
75644
85545
95545
105545
115545
125545
135545
145446
155446
165347
175248
185248
195149
205149
215149
225149
235149
245149
255248
265248
275347
285446
295446
305545

Chance of precipitation in September

Any precipitation

Front Royal gets around 4.1 in of rain over 9.4 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
131
231
331
431
531
630
730
830
930
1029
1129
1229
1329
1429
1529
1629
1729
1829
1930
2030
2131
2231
2331
2431
2531
2631
2730
2830
2930
3029

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 42% of days. Sticky, muggy-or-worse air turns up on roughly 16% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1232322266
2252321256
3262321246
4282320236
5302220226
6312219216
7332219205
8342219195
9362219185
10372219184
11382219174
12392219163
13402319153
14412319142
15422319132
16432320122
17442419121
18452419111
19462419101
2046251991
2147251991
2249251880
2350241880
2452241770
2552241770
2655231660
2755231660
2857221560
2958211560
3060211450

Wind in September

Winds average 5 mph in September.

Across September, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over September. Sunrise moves from 5:46 AM to 6:13 AM, and sunset from 6:39 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:466:39
212.85:476:38
312.85:486:36
412.85:496:34
512.75:496:33
612.75:506:31
712.65:516:30
812.65:526:28
912.65:536:26
1012.55:546:25
1112.55:556:23
1212.45:566:21
1312.45:576:20
1412.35:586:18
1512.35:596:16
1612.26:006:15
1712.26:016:13
1812.26:016:11
1912.16:026:10
2012.16:036:08
2112.06:046:06
2212.06:056:05
2311.96:066:03
2411.96:076:01
2511.96:086:00
2611.86:095:58
2711.86:105:56
2811.76:115:55
2911.76:125:53
3011.66:135:51

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.26 kWh/m².

For context, solar energy here swings from a low near 1.95 kWh/m² to a high of 6.14 kWh/m² in June across the year — September's 4.26 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.7Bright
44.7Bright
54.7Bright
64.6Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.5Bright
124.4Bright
134.4Bright
144.3Bright
154.3Bright
164.3Bright
174.2Bright
184.2Bright
194.2Bright
204.1Bright
214.1Bright
224.0Bright
234.0Bright
244.0Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.9Moderate
293.8Moderate
303.8Moderate
Planning a trip in September

Is September a good time to visit Front Royal?

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

6.9
Sightseeing
1st-best month of the year
6.1
Beach & pool
4th-best month of the year

September is a reasonable time to visit Front Royal for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Front Royal in September

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

In September, Front Royal sees daytime highs around 77°F and nights near 58°F. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

UV index in Front Royal in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Front Royal peaks around July 10 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 10UV 9Dec 20UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Front Royal in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Front Royal is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1317 µg/m³Nov 138 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar12Moderate
Apr13Moderate
May15Moderate
Jun16Moderate
Jul17Moderate
Aug14Moderate
Sep12Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Front Royal?

Front Royal sits at 38.9°N, 78.2°W, 568 ft above sea level, in United States. The nearest listed city is Winchester, 19 mi away.

Topography around Front Royal

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Front Royal.

Within 2 miles, the terrain around Front Royal has significant variations in elevation — a maximum elevation change of 948 ft around an average of 656 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,041 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,190 ft.

The land around Front Royal is covered by trees (62%) and grassland (23%) within 2 miles, trees (74%) and grassland (22%) within 10 miles, and trees (71%) and grassland (22%) within 50 miles.

2 miles
948 ft
10 miles
3,041 ft
50 miles
4,190 ft
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Winchester 19 mi · Culpeper 32 mi · Linton Hall 35 mi · Leesburg 37 mi · South Riding 37 mi · Sudley 39 mi · Ashburn 39 mi · Martinsburg 39 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 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 Front Royal (38.9182°, -78.1944°, elevation 568 ft), 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).