Gray, France — Weather in September 2026

Monthly climate averages for Gray, France. Based on 10-year ERA5 reanalysis data.

Cfb Oceanic
8.3 /10
Excellent

September is an excellent month in Gray

Climate Overview

Gray, France in September has warm conditions, with highs averaging 22.4°C (72°F). Rain falls on about 10 days this month.

This month falls at the beginning of Autumn.

Daily highs in September gradually drop from around 25°C (77°F) at the start to 19°C (67°F) by month's end.

September sees fairly even rainfall, totalling about 72 mm across the month.

Expect around 10.6h of sunshine at the start of September, decreasing to 8.2h by the end.

Wind speeds pick up through the month, from 13 km/h (8 mph) to 16 km/h (10 mph).

The warmest days tend to fall around the 5th, averaging 25°C (77°F).

Compared to August, this month is about 4°C cooler with 2 more rainy days. Temperatures begin dropping heading into October.

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Monthly September Averages

Temperature
22°C / 13°C
Feels Like
22°C / 12°C
Rain
10 days · 71 mm
Sunshine
9.3h / day
Humidity
69% — Humid
Wind
15 km/h
Wind Direction
S (191°)
Gusts
32 km/h
Daylight
12.5 h
Cloud Cover
53%
Clear Sky Days
5.6
UV Index
4.4 — Moderate
Dew Point
12°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 4°C 151015202530
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 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 07:16
Daylight 12.6h
Sunset 19:53

What to Expect

Daytime temperatures around 22°C (72°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
6°C / 1°C
Feels Like
3°C / -3°C
Rain
13days (97 mm) Wet
Sun
4.1h Fair
Humidity
83% Humid
UV
1.4 Low
Snow Days
5days
View Details
February
Poor
Temp
9°C / 2°C
Feels Like
6°C / -2°C
Rain
11days (70 mm) Wet
Sun
5.7h Fair
Humidity
79% Humid
UV
2.2 Moderate
Snow Days
2days
View Details
March
Poor
Temp
12°C / 3°C
Feels Like
9°C / 0°C
Rain
12days (75 mm) Wet
Sun
7.9h Good
Humidity
74% Muggy
UV
3.5 Moderate
Snow Days
1days
View Details
April
Fair
Temp
16°C / 6°C
Feels Like
14°C / 3°C
Rain
11days (72 mm) Wet
Sun
10h Excellent
Humidity
70% Muggy
UV
4.9 Moderate
Snow Days
1days
View Details
May
Good
Temp
19°C / 10°C
Feels Like
18°C / 8°C
Rain
13days (92 mm) Wet
Sun
10.7h Excellent
Humidity
72% Muggy
UV
5.8 High
View Details
June best
Excellent
Temp
25°C / 15°C
Feels Like
25°C / 14°C
Rain
12days (92 mm) Wet
Sun
11.9h Excellent
Humidity
69% Muggy
UV
6.5 High
View Details
July best
Excellent
Temp
26°C / 16°C
Feels Like
27°C / 16°C
Rain
9days (52 mm) Wet
Sun
12.3h Excellent
Humidity
62% Muggy
UV
6.3 High
View Details
August best
Excellent
Temp
27°C / 17°C
Feels Like
27°C / 17°C
Rain
8days (57 mm) Wet
Sun
11.2h Excellent
Humidity
63% Muggy
UV
5.9 High
View Details
September best
Excellent
Temp
22°C / 13°C
Feels Like
22°C / 12°C
Rain
10days (71 mm) Wet
Sun
9.3h Good
Humidity
69% Muggy
UV
4.4 Moderate
View Details
October
Good
Temp
17°C / 9°C
Feels Like
16°C / 7°C
Rain
11days (92 mm) Wet
Sun
6.7h Fair
Humidity
78% Humid
UV
2.8 Moderate
View Details
November
Poor
Temp
11°C / 4°C
Feels Like
8°C / 1°C
Rain
14days (89 mm) Wet
Sun
5h Fair
Humidity
84% Humid
UV
1.6 Low
Snow Days
2days
View Details
December
Poor
Temp
7°C / 2°C
Feels Like
4°C / -2°C
Rain
14days (98 mm) Wet
Sun
3.8h Poor
Humidity
86% Very Muggy
UV
1.2 Low
Snow Days
3days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 6°C / 1°C 3°C / -3°C 13days (97 mm) Wet 4.1h Fair 83% Humid 1.4 Low Poor View Details
February 9°C / 2°C 6°C / -2°C 11days (70 mm) Wet 5.7h Fair 79% Humid 2.2 Moderate Poor View Details
March 12°C / 3°C 9°C / 0°C 12days (75 mm) Wet 7.9h Good 74% Muggy 3.5 Moderate Poor View Details
April 16°C / 6°C 14°C / 3°C 11days (72 mm) Wet 10h Excellent 70% Muggy 4.9 Moderate Fair View Details
May 19°C / 10°C 18°C / 8°C 13days (92 mm) Wet 10.7h Excellent 72% Muggy 5.8 High Good View Details
June best 25°C / 15°C 25°C / 14°C 12days (92 mm) Wet 11.9h Excellent 69% Muggy 6.5 High Excellent View Details
July best 26°C / 16°C 27°C / 16°C 9days (52 mm) Wet 12.3h Excellent 62% Muggy 6.3 High Excellent View Details
August best 27°C / 17°C 27°C / 17°C 8days (57 mm) Wet 11.2h Excellent 63% Muggy 5.9 High Excellent View Details
September best 22°C / 13°C 22°C / 12°C 10days (71 mm) Wet 9.3h Good 69% Muggy 4.4 Moderate Excellent View Details
October 17°C / 9°C 16°C / 7°C 11days (92 mm) Wet 6.7h Fair 78% Humid 2.8 Moderate Good View Details
November 11°C / 4°C 8°C / 1°C 14days (89 mm) Wet 5h Fair 84% Humid 1.6 Low Poor View Details
December 7°C / 2°C 4°C / -2°C 14days (98 mm) Wet 3.8h Poor 86% Very Muggy 1.2 Low Poor View Details

What to Wear

Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.

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

Packing List

UmbrellaWaterproof jacketSunscreen (SPF 30+)SunglassesComfortable walking shoes

Frequently Asked Questions

September is typically excellent for visiting Gray, with average highs of 22°C (72°F) and around 10 rainy days. Gray, France in September has warm conditions, with highs averaging 22.4°C (72°F). Rain falls on about 10 days this mont
Gray typically sees around 10 rainy days in September with 71 mm (2.8 in) of total rainfall. An umbrella should suffice.
Evenings in Gray during September are mild at 13°C (55°F). A light cardigan is usually enough.
With highs of 22°C (72°F) and lows of 13°C (55°F) in September, we recommend: Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. Comfortable walking shoes are essential.
Yes, September offers some of the best weather conditions in Gray with comfortable temperatures and lower chances of rain.
The average UV index in Gray during September is 4 (moderate). Sunscreen and sunglasses are recommended during midday hours.
Gray gets approximately 13 hours of daylight per day in September, with around 9 hours of sunshine.
Snow is uncommon in Gray during September based on 10-year climate averages.

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