Tucumcari
New Mexico, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Tucumcari, NM

September, the first month of the autumn, in Tucumcari, is still a warm month, with average temperature ranging between min 62.8°F (17.1°C) and max 82.6°F (28.1°C).

Temperature

In Tucumcari, New Mexico, the average high-temperature marginally drops, from a hot 90.9°F (32.7°C) in August, to a warm 82.6°F (28.1°C). In Tucumcari, in September, the average low-temperature is 62.8°F (17.1°C).

Heat index

In September, the average heat index is evaluated at 83.3°F (28.5°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like wind, clothing, pregnancy, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in Tucumcari, New Mexico, is 49%.

Rainfall

In September, the rain falls for 10.4 days. Throughout September, 1.06" (27mm) of precipitation is accumulated. Throughout the year, there are 73.4 rainfall days, and 8.39" (213mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Tucumcari.

Daylight

In Tucumcari, the average length of the day is 12.4h.

Sunshine

In September, the average sunshine is 10.5h.

UV index

In Tucumcari, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Tucumcari?

In Tucumcari, New Mexico, in September, the average high-temperature is 82.6°F (28.1°C), and the average low-temperature is 62.8°F (17.1°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), that combines air temperature and relative humidity, is estimated at 83.3°F (28.5°C).

What is the average humidity in September in Tucumcari?

In September, the average relative humidity in Tucumcari, New Mexico, is 49%.

How much does it rain in Tucumcari in September?

In September, the rain falls for 10.4 days. Throughout September, 1.06" (27mm) of precipitation is accumulated.

Does it snow in Tucumcari in September?

In Tucumcari, New Mexico, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Tucumcari?

In Tucumcari, New Mexico, snow does not fall in May through September.

What is the average length of the day in September in Tucumcari?

The average length of the day in September in Tucumcari, New Mexico, is 12.4h.

How many hours of sunshine does Tucumcari have in September?

In Tucumcari, the average sunshine in September is 10.5h.

What is the UV index reading in September in Tucumcari?

In Tucumcari, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV radiation.
Average temperature in September - Tucumcari, NM
  • Average high temperature in September: 82.6°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is December (48.9°F).

  • Average low temperature in September: 62.8°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is December (31.3°F).

Average humidity in September - Tucumcari, NM
  • Average humidity in September: 49%

The month with the highest relative humidity is December (54%).
The month with the lowest relative humidity is April (33%).

Average rainfall in September - Tucumcari, NM
  • Average rainfall in September: 1.06"

Wettest months (with the highest rainfall) are June and October (1.18").
The driest month (with the lowest rainfall) is January (0.24").

Average rainfall days in September - Tucumcari, NM
  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is August (11.2 days).
The month with the lowest number of rainy days is November (1.8 days).

Average snowfall in September - Tucumcari, NM
  • Average snowfall in September: 0"

The month with the highest snowfall is December (1.26").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in September - Tucumcari, NM
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.6 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Tucumcari, NM
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 10.5h

The month with most sunshine is June (Average sunshine: 12h).
Months with least sunshine are January and December (Average sunshine: 7).

Average UV index in September - Tucumcari, NM
  • Average UV index in September: 5

Months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).