Primm Weather in September

September in Primm sees daytime temperatures around 34°C (93°F) and lows of 19°C (66°F) at night. Rainfall is minimal, so you're unlikely to need an umbrella.

Rainfall in Primm in September

Expect around 2 days of rain based on historical data, with 5.4 mm (0.2 in) average. Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.

Temperature in Primm in September

In September, Primm gets very high temperatures, with highs of 34°C (93°F). Nights cool to around 19°C (66°F). Mornings and evenings are often more comfortable than the peak afternoon hours. Nights drop to around 19°C (66°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Primm in September

Expect a lot of sunshine this month, with about 345 hours of sun. These sunny conditions add to the overall experience.

September in Primm has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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• January
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• October
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For a detailed overview over the year and the best time to visit the United States of America, check out our Primm's climate page.

Primm Temperature in September

Min Temperature 19°C (66°F)  

Max Temperature 34°C (93°F)  

Chance of Rain 7%  

Precipitation 5.4 mm (0.2 in)  

Rainy days 2 days  

Humidity 25% *  

Sunshine 345 hours *  

Percentage Sunshine 91% *  

* Data from: Las Vegas, the United States of America (56 KM, 34 Miles).

What to Wear in Primm in September

Pack for serious heat in Primm in September. Prioritize clothing that breathes and doesn't cling or stick. Lightweight cotton, linen, and moisture-wicking fabrics are ideal. A wide hat provides welcome shade. Dry conditions mean you won't need to worry about rain protection. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Primm in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Primm's climate page.

More climate data for Primm

Temperature Rainfall Sunshine Humidity

See the full Primm climate overview or explore weather in the United States of America.