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Weather in Navajo County, Arizona for September 2026

Your guide to Navajo County weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Navajo County at the beginning of September is 24.6 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 21.7 °F by the end of September.

  • Rain 🌧️

  • Navajo County experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 188.9 mm.

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Average dry days
22
Dry days
Average rainy days
8
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/15°
Temperatures
Average wind speed
26 km/h
Avg max wind
Average humidity
53 %
Avg humidity

Navajo County Weather September

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Temperatures trend during September in Navajo County

See the weather trend as well as the moving average line

September weather in Navajo County day by day

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Date Weather Temperatures Rain UV More
Sept. 1 Thundery outbreaks possible
Thundery outbreaks possible
27° /18° 0 mm 10
Sept. 2 Moderate or heavy rain shower
Moderate or heavy rain shower
26° /17° 17.3 mm 11
Sept. 3 Heavy rain at times
Heavy rain at times
26° /17° 4.1 mm 11
Sept. 4 Moderate or heavy rain shower
Moderate or heavy rain shower
24° /14° 53.8 mm 5
Sept. 5 Overcast
Overcast
19° /14° 0 mm 2
Sept. 6 Thundery outbreaks possible
Thundery outbreaks possible
23° /15° 4.8 mm 11
Sept. 7 Partly cloudy
Partly cloudy
27° /17° 0 mm 11
Sept. 8 Sunny
Sunny
27° /17° 0 mm 11
Sept. 9 Sunny
Sunny
26° /16° 0 mm 11
Sept. 10 Sunny
Sunny
27° /17° 0 mm 10
Sept. 11 Partly cloudy
Partly cloudy
25° /17° 0 mm 10
Sept. 12 Heavy rain at times
Heavy rain at times
21° /16° 11.4 mm 10
Sept. 13 Partly cloudy
Partly cloudy
21° /15° 0 mm 10
Sept. 14 Sunny
Sunny
25° /13° 0 mm 10
Sept. 15 Sunny
Sunny
26° /15° 0 mm 10
Sept. 16 Partly cloudy
Partly cloudy
26° /17° 0 mm 10
Sept. 17 Thundery outbreaks possible
Thundery outbreaks possible
25° /17° 0 mm 3
Sept. 18 Overcast
Overcast
26° /16° 0 mm 10
Sept. 19 Thundery outbreaks possible
Thundery outbreaks possible
24° /16° 0 mm 9
Sept. 20 Light rain shower
Light rain shower
23° /16° 8.8 mm 9
Sept. 21 Thundery outbreaks possible
Thundery outbreaks possible
24° /16° 0 mm 9
Sept. 22 Patchy light rain with thunder
Patchy light rain with thunder
23° /13° 80.4 mm 3
Sept. 23 Sunny
Sunny
26° /15° 0 mm 8
Sept. 24 Sunny
Sunny
25° /12° 0 mm 8
Sept. 25 Thundery outbreaks possible
Thundery outbreaks possible
26° /17° 8.3 mm 9
Sept. 26 Thundery outbreaks possible
Thundery outbreaks possible
21° /15° 0 mm 6
Sept. 27 Partly cloudy
Partly cloudy
20° /12° 0 mm 8
Sept. 28 Thundery outbreaks possible
Thundery outbreaks possible
18° /12° 0 mm 8
Sept. 29 Partly cloudy
Partly cloudy
21° /12° 0 mm 8
Sept. 30 Partly cloudy
Partly cloudy
21° /13° 0 mm 7
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Important Notice
Our weather forecast for Navajo County in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Navajo County forecast closer to your planned date for the most up-to-date weather information.

Navajo County in September - FAQ

What are the expected maximum and minimum temperatures in Navajo County during September?

During September, expect a variety of temperatures with highs around 24° and lows near 15°, suitable for diverse activities and preferences.

How much rainfall should be expected in Navajo County during September?

Significant rainfall exceeding 188.9 mm is expected in Navajo County during September, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Navajo County during September?

The average wind speed in Navajo County during September is 26 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Navajo County

Explore the daily rainfall trends and prepare for Navajo Countys September weather 💧
Typically, Navajo County has 8 rainy days in September with a total of 188.9 mm of rainfall.

UV exposure in Navajo County during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Navajo County?

Get accurate weather forecasts for Navajo County, located at latitude 34.254 and longitude -110.03. Stay updated with localized weather information tailored for Navajo County.

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