Best year time to visit Costilla County

General weather information about Costilla County

Average annual temperature is 6.8 °C

Absolute maximum temperature: 33.7 °C

Absolute minimum temperature: -23.5 °C

Number of sunny days: 214 days

Number of rainy days: 101 days

Number of snow days: 50 days

* Weather data for Costilla County United States is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	6.9	6.9	9.3	19.9	24.0	29.7	33.7	31.5	29.4	21.6	17.4	8.3
Average daytime temperature (°C)	-0.5	0.2	3.6	12.8	19.3	24.0	30.7	27.5	22.8	17.2	9.1	1.7
Average temperature (°C)	-6.2	-6.2	-2.2	4.6	11.7	16.1	21.9	19.4	14.9	9.4	1.7	-4.8
Average night temperature (°C)	-11.3	-11.6	-7.7	-2.2	4.1	7.7	12.8	11.3	7.8	2.9	-4.1	-9.5
Absolute minimum temperature (°C)	-19.8	-23.5	-17.6	-11.4	0.5	2.2	8.1	8.5	3.0	-8.1	-13.6	-19.7

The best time to visit Costilla County during the most sunny months:

The largest precipitation sum in Costilla County is at

March — 69(mm)

May — 44(mm)

June — 35(mm)

When is the best time to visit Costilla County?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Costilla County.

What is the weather like in Costilla County?

See average temperature, rainfall and daylight hours for Costilla County by month in the table above.

How many sunny days does Costilla County have?

The monthly weather statistics above show sunshine and rainfall patterns for Costilla County throughout the year.