January weather forecast
Peoria, AZ

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Weather in January

January in Peoria offers a refreshing start to the New Year, with mild temperatures and lowered humidity. The cool weather and infrequent rainfall encourage more outdoor activities, although the occasional raincoat might be needed for the 0.67" (17mm) of precipitation spread over approximately four days. Clear, generally unobstructed views contribute to an overall serene ambiance during this month. While a slight chill remains in the air, the month's longer daylight hours act as a precursor to the impending balmy weather. Winds can still deliver cold bouts, providing a stark atmospheric contrast to Arizona's notorious summer heat.

Temperature

January in Peoria, Arizona, welcomes an average high-temperature of a still enjoyable 63.7°F (17.6°C), not much different from the preceding month. Throughout the month of January, Peoria sees a steady low-temperature average of 46.9°F (8.3°C).

Humidity

In Peoria, the average relative humidity in January is 42%.

Rainfall

In Peoria, in January, it is raining for 4 days, with typically 0.67" (17mm) of accumulated precipitation. In Peoria, during the entire year, the rain falls for 59.7 days and collects up to 8.23" (209mm) of precipitation.

Daylight

In Peoria, the average length of the day in January is 10h and 14min.
On the first day of the month, sunrise is at 7:33 am and sunset at 5:31 pm. On the last day of January, sunrise is at 7:25 am and sunset at 5:58 pm MST.

Sunshine

The average sunshine in January is 7.1h.

UV index

In January, the average daily maximum UV index in Peoria is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 4 in January suggests the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

What is the usual temperature for Peoria in January?

An average high-temperature, in January, in Peoria, is 63.7°F (17.6°C) and the average low-temperature is 46.9°F (8.3°C).

What is the average humidity in January in Peoria?

In Peoria, Arizona, the average relative humidity in January is 42%.

How many days does it rain in January in Peoria?

In Peoria, in January, it is raining for 4 days, with typically 0.67" (17mm) of accumulated precipitation.

What is the average length of the day in January in Peoria?

In January, the average day length in Peoria, Arizona, is 10h and 14min.

When are sunrise and sunset in January in Peoria?

In January, on the first day of the month, sunrise is at 7:33 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:58 pm MST.

How many hours of sunshine does Peoria have in January?

In January, the average sunshine duration in Peoria is 7.1h.

What is the UV index reading in January in Peoria?

In January, the average daily maximum UV index in Peoria is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Peoria, AZ

Average temperature in January - Peoria, AZ
  • Average high temperature in January: 63.7°F

The warmest month (with the highest average high temperature) is July (101.8°F).
The month with the lowest average high temperature is December (61.9°F).

  • Average low temperature in January: 46.9°F

The month with the highest average low temperature is August (83.7°F).
The coldest month (with the lowest average low temperature) is December (46.8°F).

Average pressure in January
Peoria, AZ

Average pressure in January - Peoria, AZ
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).

Average wind speed in January
Peoria, AZ

Average wind speed in January - Peoria, AZ
  • Average wind speed in January: 4.8mph

The windiest months (with the highest average wind speed) are April and May (6.6mph).
The calmest month (with the lowest average wind speed) is December (4.6mph).

Average humidity in January
Peoria, AZ

Average humidity in January - Peoria, AZ
  • Average humidity in January: 42%

The month with the highest relative humidity is December (43%).
The month with the lowest relative humidity is June (17%).

Average rainfall in January
Peoria, AZ

Average rainfall in January - Peoria, AZ
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is August (1.18").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in January
Peoria, AZ

Average rainfall days in January - Peoria, AZ
  • Average rainfall days in January: 4 days

The month with the highest number of rainy days is July (10.7 days).
The month with the least rainy days is June (1.1 days).

Average daylight in January /
Average sunshine in January
Peoria, AZ

Average daylight in January / Average sunshine in January - Peoria, AZ
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in January: 7h and 1min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in January
Peoria, AZ

Average sunshine days in January - Peoria, AZ
  • Average sunshine days in January: 26.3 days

The month with the most sunshine days is May (28.6 days).
The month with the least sunshine days is August (15.9 days).

Average UV index in January
Peoria, AZ

Average UV index in January - Peoria, AZ
  • Average UV index in January: 4

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in January
Peoria, AZ

Average cloud cover in January - Peoria, AZ
  • Average cloud cover in January: 18

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in January
Peoria, AZ

Average visibility in January - Peoria, AZ
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Peoria, Arizona, USA

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