Valley Station, United States — Weather in September 2026

Monthly climate averages for Valley Station, United States. Based on 10-year ERA5 reanalysis data.

Cfa Humid Subtropical
8.8 /10
Excellent

September is an excellent month in Valley Station

Climate Overview

Valley Station, United States in September has warm conditions, with highs averaging 27.7°C (82°F).

This month falls at the beginning of Autumn.

Daily highs in September gradually drop from around 29°C (84°F) at the start to 26°C (78°F) by month's end.

Rainfall is heaviest during the last third of the month, while the middle tends to be drier.

Expect around 10.5h of sunshine at the start of September, decreasing to 9.4h by the end.

The warmest days tend to fall around the 19th, averaging 29.1°C (84°F).

Compared to August, this month is about 2°C cooler with 3 fewer rainy days. Temperatures begin dropping heading into October.

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Monthly September Averages

Temperature
28°C / 18°C
Feels Like
30°C / 19°C
Rain
8 days · 94 mm
Sunshine
9.8h / day
Humidity
71% — Humid
Wind
11 km/h
Wind Direction
ESE (104°)
Gusts
29 km/h
Daylight
12.4 h
Cloud Cover
44%
Clear Sky Days
8.6
UV Index
5.7 — High
Dew Point
17°C — Humid
Moon Phase
Waxing Crescent · 11%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

36°C 32°C 28°C 24°C 20°C 16°C 12°C 8°C 151015202530
High Low

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 8 mm 10 mm 151015202530
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202530
Sunshine

Daily Wind Speed

0 4 8 12 16 20 151015202530
Wind Speed
Sun Position
Sunrise 07:25
Daylight 12.4h
Sunset 19:51

What to Expect

Daytime temperatures around 28°C (82°F) are ideal for full-day outdoor exploration.

Rain usually comes in shorter passing showers rather than all-day rain.

Recent yearly records for September have stayed close to the long-run average.

Compare Months

January
Poor
Temp
6°C / -1°C
Feels Like
3°C / -6°C
Rain
11days (106 mm) Wet
Sun
5.4h Fair
Humidity
71% Muggy
UV
2.5 Moderate
Snow Days
5days
View Details
February
Poor
Temp
10°C / 1°C
Feels Like
7°C / -3°C
Rain
11days (125 mm) Wet
Sun
6.5h Fair
Humidity
70% Muggy
UV
3.7 Moderate
Snow Days
4days
View Details
March
Fair
Temp
15°C / 5°C
Feels Like
13°C / 2°C
Rain
12days (123 mm) Wet
Sun
7.6h Good
Humidity
67% Muggy
UV
4.9 Moderate
Snow Days
1days
View Details
April
Good
Temp
20°C / 9°C
Feels Like
19°C / 7°C
Rain
11days (133 mm) Wet
Sun
9.1h Good
Humidity
69% Muggy
UV
5.8 High
View Details
May best
Excellent
Temp
24°C / 15°C
Feels Like
26°C / 15°C
Rain
14days (129 mm) Wet
Sun
9.9h Good
Humidity
75% Muggy
UV
6.8 High
View Details
June best
Good
Temp
29°C / 19°C
Feels Like
32°C / 21°C
Rain
11days (115 mm) Wet
Sun
11.3h Excellent
Humidity
72% Muggy
UV
7.2 Very High
View Details
July
Fair
Temp
31°C / 22°C
Feels Like
35°C / 25°C
Rain
13days (119 mm) Wet
Sun
11.7h Excellent
Humidity
75% Muggy
UV
7.5 Very High
View Details
August
Fair
Temp
30°C / 21°C
Feels Like
33°C / 23°C
Rain
11days (91 mm) Wet
Sun
11.1h Excellent
Humidity
74% Muggy
UV
7 High
View Details
September best
Excellent
Temp
28°C / 18°C
Feels Like
30°C / 19°C
Rain
8days (94 mm) Wet
Sun
9.8h Good
Humidity
71% Muggy
UV
5.7 High
View Details
October best
Excellent
Temp
21°C / 12°C
Feels Like
21°C / 11°C
Rain
8days (79 mm) Wet
Sun
8.2h Good
Humidity
69% Muggy
UV
4.4 Moderate
View Details
November
Fair
Temp
14°C / 5°C
Feels Like
11°C / 2°C
Rain
9days (82 mm) Wet
Sun
6.6h Fair
Humidity
70% Muggy
UV
3 Moderate
Snow Days
1days
View Details
December
Poor
Temp
9°C / 1°C
Feels Like
6°C / -2°C
Rain
10days (102 mm) Wet
Sun
5.4h Fair
Humidity
73% Muggy
UV
2.3 Moderate
Snow Days
2days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 6°C / -1°C 3°C / -6°C 11days (106 mm) Wet 5.4h Fair 71% Muggy 2.5 Moderate Poor View Details
February 10°C / 1°C 7°C / -3°C 11days (125 mm) Wet 6.5h Fair 70% Muggy 3.7 Moderate Poor View Details
March 15°C / 5°C 13°C / 2°C 12days (123 mm) Wet 7.6h Good 67% Muggy 4.9 Moderate Fair View Details
April 20°C / 9°C 19°C / 7°C 11days (133 mm) Wet 9.1h Good 69% Muggy 5.8 High Good View Details
May best 24°C / 15°C 26°C / 15°C 14days (129 mm) Wet 9.9h Good 75% Muggy 6.8 High Excellent View Details
June best 29°C / 19°C 32°C / 21°C 11days (115 mm) Wet 11.3h Excellent 72% Muggy 7.2 Very High Good View Details
July 31°C / 22°C 35°C / 25°C 13days (119 mm) Wet 11.7h Excellent 75% Muggy 7.5 Very High Fair View Details
August 30°C / 21°C 33°C / 23°C 11days (91 mm) Wet 11.1h Excellent 74% Muggy 7 High Fair View Details
September best 28°C / 18°C 30°C / 19°C 8days (94 mm) Wet 9.8h Good 71% Muggy 5.7 High Excellent View Details
October best 21°C / 12°C 21°C / 11°C 8days (79 mm) Wet 8.2h Good 69% Muggy 4.4 Moderate Excellent View Details
November 14°C / 5°C 11°C / 2°C 9days (82 mm) Wet 6.6h Fair 70% Muggy 3 Moderate Fair View Details
December 9°C / 1°C 6°C / -2°C 10days (102 mm) Wet 5.4h Fair 73% Muggy 2.3 Moderate Poor View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaBreathable clothingSunscreen (SPF 30+)Sun hatSunglassesComfortable walking shoes

Frequently Asked Questions

September is typically excellent for visiting Valley Station, with average highs of 28°C (82°F) and around 8 rainy days. Valley Station, United States in September has warm conditions, with highs averaging 27.7°C (82°F).
Valley Station typically sees around 8 rainy days in September with 94 mm (3.7 in) of total rainfall. An umbrella should suffice.
Evenings in Valley Station during September are mild at 18°C (64°F). A light cardigan is usually enough.
With highs of 28°C (82°F) and lows of 18°C (64°F) in September, we recommend: Umbrella, Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses. Comfortable walking shoes are essential.
Yes, September offers some of the best weather conditions in Valley Station with comfortable temperatures and lower chances of rain.
The average UV index in Valley Station during September is 6 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Valley Station gets approximately 12 hours of daylight per day in September, with around 10 hours of sunshine.
Snow is uncommon in Valley Station during September based on 10-year climate averages.

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