Park climate1991–2020 climate normals2,525 m source elevationNASA POWER

Detailed climatology for a representative coordinate at 2525 meters elevation in California.

John Muir Wilderness Monthly Climate Normals: Twelve-Month Atmospheric Analysis and Trends

Name: John Muir Wilderness monthly climate normals
Creator: NASA POWER

John Muir Wilderness exhibits significant monthly variation in temperature, precipitation, humidity, and daylight patterns throughout the calendar year. This profile presents twelve-month climate normals derived from 1991 to 2020 NASA POWER records for a single representative coordinate. These statistics provide a baseline for atmospheric conditions and long-term averages rather than current weather or site-wide projections across the entire protected area.

View park overview Browse climate zones

A stylized vector illustration featuring jagged mountain peaks behind a calm lake, surrounded by a coniferous forest under a soft sky.

Annual climate pattern

Comparing twelve months of average daily temperature ranges alongside monthly precipitation rates

John Muir Wilderness Annual Climate Normals and Monthly Temperature Patterns

Average monthly temperatures span from sub-zero winter minimums to warm summer maximums across the twelve-month cycle at a representative elevation coordinate. Alongside this thermal progression, average daily precipitation rates shift from higher winter volumes to drier summer conditions according to NASA POWER records.

Mean temperatureAverage minimum–maximum rangePrecipitation

Annual mean: 5.2 °C
Warmest month: July
Coolest month: December
Wettest month: January

Twelve-month climate

Compare long term temperature bounds, average daily precipitation, relative humidity, wind speed, and calculated daylight across the calendar year.

John Muir Wilderness Climate by Month: Complete Twelve Month Temperature and Precipitation Records

Examine average minimum, mean, and maximum temperatures alongside average daily precipitation rates to understand annual climate variations across twelve distinct months. Reviewing relative humidity, wind speed, and calculated daylight hours at a representative coordinate provides complete long term statistical context.

	Mean temperature	Precipitation	Humidity	Wind speed	Daylight
January	-3.4 °C-18.1° to 8.1°	4.1 mm/day	70.9%	2.7 m/s	9.8 hours
February	-3.3 °C-17° to 8°	3.9 mm/day	74.9%	2.8 m/s	10.6 hours
March	-1.1 °C-15.4° to 11°	3.1 mm/day	73.6%	2.9 m/s	11.8 hours
April	1.7 °C-11.2° to 15.9°	1.8 mm/day	68.3%	2.9 m/s	13 hours
May	6.7 °C-6.1° to 21.2°	1 mm/day	60.2%	2.8 m/s	14 hours
June	12.2 °C-3.5° to 26.2°	0.4 mm/day	46.4%	2.8 m/s	14.5 hours
July	16.5 °C4.4° to 28.9°	0.3 mm/day	39.7%	2.5 m/s	14.3 hours
August	16 °C4.1° to 28.4°	0.2 mm/day	35.5%	2.5 m/s	13.4 hours
September	12.4 °C-2° to 26.1°	0.2 mm/day	39.1%	2.4 m/s	12.2 hours
October	6.8 °C-7° to 22.3°	1.1 mm/day	45.5%	2.5 m/s	11 hours
November	1.1 °C-12° to 16.1°	1.8 mm/day	56.3%	2.6 m/s	10 hours
December	-3.4 °C-17.8° to 9.8°	3.3 mm/day	68.2%	2.8 m/s	9.5 hours

Compare two months

See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.

First month

Second month

Mean temperature: December: -3.4 °C; July: 16.5 °C; Change from December to July: +19.9 °C
Precipitation: December: 3.3 mm/day; July: 0.3 mm/day; Change from December to July: -3 mm/day
Daylight: December: 9.5 hours; July: 14.3 hours; Change from December to July: +4.8 hours

Calculated climate highlights

Comparative monthly averages for temperature, precipitation, humidity, wind, and daylight duration

John Muir Wilderness Calculated Monthly Climate Highlights and Normals

Calculated monthly normals identify the warmest, coolest, wettest, and driest periods derived from stored coordinate data for John Muir Wilderness. Comparing twelve long-term averages highlights seasonal shifts in temperature and precipitation rates without implying observed weather extremes.

Warmest month: July16.5 °C
Coolest month: December-3.4 °C
Wettest month: January4.1 mm/day
Driest month: August0.2 mm/day
Most humid month: February74.9%
Windiest month: April2.9 m/s
Longest daylight: June14.5 hours

Interactive climate map

National park climate map

Open the climate map to compare monthly temperature, precipitation, and other averages.

Global National Park Climate Map

Other park climates

Analyze monthly temperature, precipitation, and daylight rhythms across diverse geographic settings.

Compare John Muir Wilderness Climate Profiles With Other Protected Landscapes

Examine long term monthly climate normals for John Muir Wilderness alongside records from other protected natural areas to evaluate atmospheric variations. Reviewing standardized temperature, precipitation, humidity, wind, and daylight patterns across distinct regional settings reveals wide environmental contrast.