Boardman, United States — Weather in September 2026

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

Cfa Humid Subtropical
8.9 /10
Excellent

September is an excellent month in Boardman

Climate Overview

Boardman, United States in September has warm conditions, with highs averaging 24.1°C (75°F).

This month falls at the beginning of Autumn.

Daily highs in September gradually drop from around 25°C (77°F) at the start to 22°C (71°F) by month's end.

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

Expect around 9.9h of sunshine at the start of September, decreasing to 7.8h by the end.

The warmest days tend to fall around the 19th, averaging 25.4°C (78°F).

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

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Monthly September Averages

Temperature
24°C / 15°C
Feels Like
25°C / 15°C
Rain
9 days · 90 mm
Sunshine
9.2h / day
Humidity
75% — Humid
Wind
13 km/h
Wind Direction
SSE (153°)
Gusts
32 km/h
Daylight
12.5 h
Cloud Cover
52%
Clear Sky Days
5.6
UV Index
5.2 — High
Dew Point
15°C — Comfortable
Moon Phase
Waxing Crescent · 11%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

32°C 28°C 24°C 20°C 16°C 12°C 8°C 151015202530
HighLow

Daily Precipitation

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

Daily Sunshine

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

Daily Wind Speed

0 5 10 15 20 25 151015202530
Wind Speed
Sun Position
Sunrise 07:04
Daylight 12.5h
Sunset 19:34

What to Expect

Daytime temperatures around 24°C (75°F) are ideal for full-day outdoor exploration.

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

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Poor
Temp
2°C / -5°C
Feels Like
-2°C / -10°C
Rain
12days (93 mm) Wet
Sun
4.5h Fair
Humidity
73% Muggy
UV
2.1 Moderate
Snow Days
13days
View Details
February
Poor
Temp
6°C / -3°C
Feels Like
2°C / -8°C
Rain
11days (90 mm) Wet
Sun
6h Fair
Humidity
70% Muggy
UV
3.2 Moderate
Snow Days
9days
View Details
March
Poor
Temp
10°C / 0°C
Feels Like
7°C / -4°C
Rain
14days (108 mm) Wet
Sun
7.4h Good
Humidity
67% Muggy
UV
4.3 Moderate
Snow Days
6days
View Details
April
Fair
Temp
16°C / 5°C
Feels Like
14°C / 2°C
Rain
14days (120 mm) Wet
Sun
8.8h Good
Humidity
69% Muggy
UV
5.3 High
Snow Days
3days
View Details
May best
Good
Temp
21°C / 11°C
Feels Like
21°C / 10°C
Rain
15days (121 mm) Wet
Sun
10h Excellent
Humidity
75% Muggy
UV
6.2 High
View Details
June best
Excellent
Temp
26°C / 16°C
Feels Like
27°C / 16°C
Rain
13days (118 mm) Wet
Sun
11.2h Excellent
Humidity
74% Muggy
UV
6.8 High
View Details
July best
Excellent
Temp
28°C / 19°C
Feels Like
31°C / 20°C
Rain
14days (111 mm) Wet
Sun
11.4h Excellent
Humidity
75% Muggy
UV
7.1 Very High
View Details
August best
Excellent
Temp
27°C / 18°C
Feels Like
29°C / 19°C
Rain
12days (102 mm) Wet
Sun
11h Excellent
Humidity
76% Humid
UV
6.5 High
View Details
September best
Excellent
Temp
24°C / 15°C
Feels Like
25°C / 15°C
Rain
9days (90 mm) Wet
Sun
9.2h Good
Humidity
75% Muggy
UV
5.2 High
View Details
October
Good
Temp
18°C / 9°C
Feels Like
16°C / 7°C
Rain
11days (93 mm) Wet
Sun
7.3h Good
Humidity
74% Muggy
UV
3.7 Moderate
View Details
November
Poor
Temp
10°C / 2°C
Feels Like
6°C / -2°C
Rain
10days (77 mm) Wet
Sun
5.8h Fair
Humidity
72% Muggy
UV
2.4 Moderate
Snow Days
5days
View Details
December
Poor
Temp
5°C / -2°C
Feels Like
1°C / -7°C
Rain
11days (86 mm) Wet
Sun
4.3h Fair
Humidity
75% Muggy
UV
1.8 Low
Snow Days
9days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 2°C / -5°C -2°C / -10°C 12days (93 mm) Wet 4.5h Fair 73% Muggy 2.1 Moderate Poor View Details
February 6°C / -3°C 2°C / -8°C 11days (90 mm) Wet 6h Fair 70% Muggy 3.2 Moderate Poor View Details
March 10°C / 0°C 7°C / -4°C 14days (108 mm) Wet 7.4h Good 67% Muggy 4.3 Moderate Poor View Details
April 16°C / 5°C 14°C / 2°C 14days (120 mm) Wet 8.8h Good 69% Muggy 5.3 High Fair View Details
May best 21°C / 11°C 21°C / 10°C 15days (121 mm) Wet 10h Excellent 75% Muggy 6.2 High Good View Details
June best 26°C / 16°C 27°C / 16°C 13days (118 mm) Wet 11.2h Excellent 74% Muggy 6.8 High Excellent View Details
July best 28°C / 19°C 31°C / 20°C 14days (111 mm) Wet 11.4h Excellent 75% Muggy 7.1 Very High Excellent View Details
August best 27°C / 18°C 29°C / 19°C 12days (102 mm) Wet 11h Excellent 76% Humid 6.5 High Excellent View Details
September best 24°C / 15°C 25°C / 15°C 9days (90 mm) Wet 9.2h Good 75% Muggy 5.2 High Excellent View Details
October 18°C / 9°C 16°C / 7°C 11days (93 mm) Wet 7.3h Good 74% Muggy 3.7 Moderate Good View Details
November 10°C / 2°C 6°C / -2°C 10days (77 mm) Wet 5.8h Fair 72% Muggy 2.4 Moderate Poor View Details
December 5°C / -2°C 1°C / -7°C 11days (86 mm) Wet 4.3h Fair 75% Muggy 1.8 Low 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 Boardman, with average highs of 24°C (75°F) and around 9 rainy days. Boardman, United States in September has warm conditions, with highs averaging 24.1°C (75°F).
Boardman typically sees around 9 rainy days in September with 90 mm (3.5 in) of total rainfall. An umbrella should suffice.
Evenings in Boardman during September are mild at 15°C (59°F). A light cardigan is usually enough.
With highs of 24°C (75°F) and lows of 15°C (59°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 Boardman with comfortable temperatures and lower chances of rain.
The average UV index in Boardman during September is 5 (moderate). Sunscreen and sunglasses are recommended during midday hours.
Boardman gets approximately 13 hours of daylight per day in September, with around 9 hours of sunshine.
Snow is uncommon in Boardman during September based on 10-year climate averages.

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