Climate of Riverhead

Riverhead has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Riverhead is 14° degrees and there is about 658 mm of rain in a year. It is dry for 181 days a year with an average humidity of 75% and an UV-index of 4.

Climate averages for the whole year

Day: the average daily temperature during the day is between 3°C and 25°C
Night:the average nighttime temperature is between -1°C and 22°C
Rain: it rains 147 days and there is a total of approximately 657 mm rainfall
Snow: it snows an average of 20 days per year
Sun hours: throughout the year there are 2795 sun hours

Maximum temperature:	between 3°C and 25°C
Warmest month:	25°C in July
Coldest month:	3°C in January
Night temperature:	between -1°C and 22°C
Dry days:	198 days
Days with rain:	147 days
Days with snow:	20 days
Total rain sum:	657 mm
Hours of sunshine:	2795 hours

Climate of Riverhead
Temperature graph
Precipitation graph
Climate chart of Riverhead
The best travel time for Riverhead
Climate of Riverhead by month
Experiences with the weather of Riverhead

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Riverhead.

Precipitation graph

This graph shows the average amount of rainfall per month for Riverhead.

Climate table of Riverhead

In this climate table you can see at a glance what the average weather per month is for Riverhead. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Riverhead might be like in a given month.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Day temp. (°C)	3	4	6	11	16	21	25	25	22	17	12	7
Night temp. (°C)	-1	-1	2	7	12	17	22	22	19	13	8	3
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Precipitation (mm)	48	50	61	55	45	44	61	59	50	66	54	64
Days with rain	10	8	11	14	14	14	14	13	12	14	10	13
Days with snow	6	6	4	-	-	-	-	-	-	-	1	3
Dry days	15	14	16	16	17	16	17	18	18	17	19	15
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sun hours per day	5	5	6	9	9	10	11	11	9	6	5	5
Wind force (Bft)	4	4	4	4	3	3	3	3	3	4	4	4
UV-index	2	2	2	3	5	6	6	6	5	4	3	2

Best time to visit Riverhead

The best time to visit Riverhead in the state of New York is from June through September. In this period you have a pleasant temperature and little precipitation. The highest average temperature in Riverhead is 25°C in July and the lowest is 3°C in January.

Climate of Riverhead by month

What is the average climate in a given month for Riverhead? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

January