Best year time to visit Merck (historical)

General weather information about Merck (historical)

Average annual temperature is 17.8 °C

Absolute maximum temperature: 38.2 °C

Absolute minimum temperature: -5.3 °C

Number of sunny days: 192 days

Number of rainy days: 173 days

* Weather data for Merck (historical) 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)	22.4	24.0	26.4	28.4	32.6	37.7	36.6	38.2	33.4	31.3	27.3	20.7
Average daytime temperature (°C)	13.2	15.3	17.1	22.3	28.3	32.4	33.3	32.8	29.8	24.0	16.9	13.6
Average temperature (°C)	8.6	9.7	11.8	16.2	22.2	26.4	27.9	27.5	24.1	18.6	11.2	8.3
Average night temperature (°C)	4.8	5.8	7.3	11.4	16.8	20.9	23.3	23.1	19.0	14.2	6.7	4.4
Absolute minimum temperature (°C)	-3.6	-5.3	-4.2	5.6	8.5	16.3	18.9	17.2	14.2	0.3	-1.5	-3.5

The best time to visit Merck (historical) during the most sunny months:

The largest precipitation sum in Merck (historical) is at

January — 156(mm)

March — 209(mm)

August — 137(mm)

When is the best time to visit Merck (historical)?

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

What is the weather like in Merck (historical)?

See average temperature, rainfall and daylight hours for Merck (historical) by month in the table above.

How many sunny days does Merck (historical) have?

The monthly weather statistics above show sunshine and rainfall patterns for Merck (historical) throughout the year.