Grand Rapids Free weather data

 

Name of site = Grand Rapids MI

Latitude [°] = 42,883, Longitude [°] = -85,517, Altitude [m] = 249

Climatic zone = III, 7

Radiation model = Default (hour); Temperature model = Default (hour)

Diffuse radiation model = Default (hour) (Perez)

Tilt radiation model = Default (hour) (Perez)

Radiation: scenario B1, year 2020

Temperature: scenario B1, year 2020

 

Month	Ta	G_Gh	Td	RH	G_Dh	FF	DD	G_Lin	PP
Jan	-4.0	66.5	-7.4	76.9	30.6	4.9	248	238	983
Feb	-3.2	108.1	-7.5	71.9	48.5	4.7	248	237	983
Mar	2.8	153.4	-2.6	67.4	69.0	5.1	248	263	984
Apr	9.2	193.1	2.6	63.1	90.2	5.2	248	293	984
May	15.6	255.2	8.7	63.4	104.0	4.5	248	324	985
Jun	20.7	276.1	13.7	64.1	107.2	4.2	248	352	985
Jul	23.3	268.1	17.0	67.5	108.4	3.8	248	370	986
Aug	22.2	232.8	16.5	70.0	88.7	3.6	248	367	985
Sep	17.5	188.3	12.8	73.8	60.8	3.9	180	342	985
Oct	11.1	124.9	6.1	71.4	57.7	4.5	180	309	984
Nov	4.8	68.6	1.0	76.5	33.1	4.8	248	285	984
Dec	-1.4	52.6	-4.8	77.5	31.1	4.8	203	254	983
Year	9.9	165.6	4.7	70.3	69.2	4.5	234	303	984

 

Month	Sd	N	TL	Bn	Ghmax	G_Gex	PAR	Snd	RR
Jan	88	5	2.6	108.5	111	156	28.5	70.7	52
Feb	116	4	3.1	143.9	150	219	45.9	41.8	39
Mar	168	4	3.0	159.9	230	308	65.4	19.6	74
Apr	210	5	3.3	175.3	299	395	83.2	2.8	89
May	256	3	3.5	234.8	347	457	110.2	0.0	82
Jun	287	3	3.6	250.7	360	483	119.7	0.0	92
Jul	297	3	3.4	246.0	355	468	116.9	0.0	82
Aug	264	3	3.5	229.6	305	416	102.0	0.0	90
Sep	206	3	3.2	230.4	258	338	82.4	0.0	106
Oct	152	4	3.0	148.7	179	249	55.3	0.0	73
Nov	82	5	2.7	101.9	124	174	30.5	0.3	87
Dec	62	6	2.6	67.7	94	139	23.2	27.5	77
Year	2188	4	3.1	174.8	234	317	71.9	13.6	943

 

Legend:

Ta:        Air temperature             RH:     Relative humidity

Ta min:    10 y minimum (approx.)      Ta max: 10 y maximum (approx.)

Ta dmin:   Mean daily minimum Ta       Ta dmax:Mean daily maximum Ta

SD:        Sunshine duration           RR:     Precipitation

RD:        Days with precipitation     FF:     Wind speed

SD astr.:  Sunshine duration, astronomic

DD:     Wind direction

Snd:       Snow depth

G_Gh:      Mean irradiance of global radiation horizontal

PAR:    Photosynthetically active radiation

G_Dh:      Mean irradiance of diffuse radiation horizontal

Temperature in  [°C]

Wind speed in  [m/s]

Sunshine duration in [h/day]

Radiation in  [W/m²]

Snow depth in [mm]

Gh: Only 4 station(s) for interpolation

Measured parameters (WMO nr: 726350) = Ta, DD, RR, Td, Sd, Rd

Uncertainty of yearly values: Gh = 3%, Bn = 6 %, Ta = 0.3 °C

Trend of Gh / decade = - %

Variability of Gh / year = 3.7%

P90 and P10 of yearly Gh, referenced to average = 96.8%, 107.8%