Best year time to visit Los Alamos County

General weather information about Los Alamos County

Average annual temperature is 9.0 °C

Absolute maximum temperature: 34.0 °C

Absolute minimum temperature: -18.6 °C

Number of sunny days: 204 days

Number of rainy days: 129 days

Number of snow days: 32 days

* Weather data for Los Alamos 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)	9.8	10.0	14.5	22.7	24.4	30.5	34.0	31.7	29.6	21.9	19.7	6.4
Average daytime temperature (°C)	1.4	3.3	7.0	15.9	20.6	24.8	30.8	27.5	23.5	18.2	10.1	2.2
Average temperature (°C)	-4.0	-2.8	1.2	7.3	13.5	17.6	23.5	20.6	16.5	11.3	4.0	-2.2
Average night temperature (°C)	-8.3	-7.7	-3.8	0.4	7.2	10.5	16.5	14.9	10.7	5.8	-0.7	-6.6
Absolute minimum temperature (°C)	-17.7	-18.6	-13.6	-7.4	3.7	5.7	12.3	12.6	7.5	-4.7	-11.5	-14.9

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

The largest precipitation sum in Los Alamos County is at

May — 91(mm)

August — 58(mm)

September — 79(mm)

When is the best time to visit Los Alamos County?

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

What is the weather like in Los Alamos County?

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

How many sunny days does Los Alamos County have?

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